./strace-static-x86_64 -e \!wait4,clock_nanosleep,nanosleep -s 100 -x -f ./syz-executor323542590 <...> Warning: Permanently added '10.128.0.145' (ED25519) to the list of known hosts. execve("./syz-executor323542590", ["./syz-executor323542590"], 0x7ffe3bb1e410 /* 10 vars */) = 0 brk(NULL) = 0x5555560c6000 brk(0x5555560c6d00) = 0x5555560c6d00 arch_prctl(ARCH_SET_FS, 0x5555560c6380) = 0 set_tid_address(0x5555560c6650) = 5852 set_robust_list(0x5555560c6660, 24) = 0 rseq(0x5555560c6ca0, 0x20, 0, 0x53053053) = 0 prlimit64(0, RLIMIT_STACK, NULL, {rlim_cur=8192*1024, rlim_max=RLIM64_INFINITY}) = 0 readlink("/proc/self/exe", "/root/syz-executor323542590", 4096) = 27 getrandom("\xa3\x53\xb3\x3a\x6f\x74\x54\x94", 8, GRND_NONBLOCK) = 8 brk(NULL) = 0x5555560c6d00 brk(0x5555560e7d00) = 0x5555560e7d00 brk(0x5555560e8000) = 0x5555560e8000 mprotect(0x7f8ee7528000, 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 unshare(CLONE_NEWPID) = 0 clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 5854 attached [pid 5854] set_robust_list(0x5555560c6660, 24 [pid 5852] <... clone resumed>, child_tidptr=0x5555560c6650) = 5854 [pid 5854] <... set_robust_list resumed>) = 0 [pid 5854] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 5854] getppid() = 0 [ 91.923483][ T980] cfg80211: failed to load regulatory.db [pid 5854] prlimit64(0, RLIMIT_AS, {rlim_cur=204800*1024, rlim_max=204800*1024}, NULL) = 0 [pid 5854] prlimit64(0, RLIMIT_MEMLOCK, {rlim_cur=32768*1024, rlim_max=32768*1024}, NULL) = 0 [pid 5854] prlimit64(0, RLIMIT_FSIZE, {rlim_cur=139264*1024, rlim_max=139264*1024}, NULL) = 0 [pid 5854] prlimit64(0, RLIMIT_STACK, {rlim_cur=1024*1024, rlim_max=1024*1024}, NULL) = 0 [pid 5854] prlimit64(0, RLIMIT_CORE, {rlim_cur=131072*1024, rlim_max=131072*1024}, NULL) = 0 [pid 5854] prlimit64(0, RLIMIT_NOFILE, {rlim_cur=256, rlim_max=256}, NULL) = 0 [pid 5854] unshare(CLONE_NEWNS) = 0 [pid 5854] mount(NULL, "/", NULL, MS_REC|MS_PRIVATE, NULL) = 0 [pid 5854] unshare(CLONE_NEWIPC) = 0 [pid 5854] unshare(CLONE_NEWCGROUP) = 0 [pid 5854] unshare(CLONE_NEWUTS) = 0 [pid 5854] unshare(CLONE_SYSVSEM) = 0 [pid 5854] openat(AT_FDCWD, "/proc/sys/kernel/shmmax", O_WRONLY|O_CLOEXEC) = 3 [pid 5854] write(3, "16777216", 8) = 8 [pid 5854] close(3) = 0 [pid 5854] openat(AT_FDCWD, "/proc/sys/kernel/shmall", O_WRONLY|O_CLOEXEC) = 3 [pid 5854] write(3, "536870912", 9) = 9 [pid 5854] close(3) = 0 [pid 5854] openat(AT_FDCWD, "/proc/sys/kernel/shmmni", O_WRONLY|O_CLOEXEC) = 3 [pid 5854] write(3, "1024", 4) = 4 [pid 5854] close(3) = 0 [pid 5854] openat(AT_FDCWD, "/proc/sys/kernel/msgmax", O_WRONLY|O_CLOEXEC) = 3 [pid 5854] write(3, "8192", 4) = 4 [pid 5854] close(3) = 0 [pid 5854] openat(AT_FDCWD, "/proc/sys/kernel/msgmni", O_WRONLY|O_CLOEXEC) = 3 [pid 5854] write(3, "1024", 4) = 4 [pid 5854] close(3) = 0 [pid 5854] openat(AT_FDCWD, "/proc/sys/kernel/msgmnb", O_WRONLY|O_CLOEXEC) = 3 [pid 5854] write(3, "1024", 4) = 4 [pid 5854] close(3) = 0 [pid 5854] openat(AT_FDCWD, "/proc/sys/kernel/sem", O_WRONLY|O_CLOEXEC) = 3 [pid 5854] write(3, "1024 1048576 500 1024", 21) = 21 [pid 5854] close(3) = 0 [pid 5854] getpid() = 1 [pid 5854] capget({version=_LINUX_CAPABILITY_VERSION_3, pid=1}, {effective=1< [pid 5869] set_robust_list(0x5555560c6660, 24 [pid 5854] <... clone resumed>, child_tidptr=0x5555560c6650) = 2 [pid 5869] <... set_robust_list resumed>) = 0 [pid 5869] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 5869] setpgid(0, 0) = 0 [pid 5869] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 5869] write(3, "1000", 4) = 4 [pid 5869] close(3) = 0 [pid 5869] read(200, "\x33\x33\x00\x00\x00\x16\xaa\xaa\xaa\xaa\xaa\xaa\x86\xdd\x60\x00\x00\x00\x00\x38\x00\x01\xfe\x80\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\xaa\xff\x02\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x16\x3a\x00\x05\x02\x00\x00\x01\x00\x8f\x00\xc2\x46\x00\x00\x00\x02\x04\x00\x00\x00\xff\x02\x00\x00\x00\x00\x00\x00\x00\x00\x00\x01\xff\xaa\xaa\xaa\x04\x00\x00\x00\xff\x02\x00\x00\x00\x00"..., 1000) = 110 [pid 5869] read(200, "\x33\x33\x00\x00\x00\x16\xaa\xaa\xaa\xaa\xaa\xaa\x86\xdd\x60\x00\x00\x00\x00\x38\x00\x01\xfe\x80\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\xaa\xff\x02\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x16\x3a\x00\x05\x02\x00\x00\x01\x00\x8f\x00\xc2\x46\x00\x00\x00\x02\x04\x00\x00\x00\xff\x02\x00\x00\x00\x00\x00\x00\x00\x00\x00\x01\xff\xaa\xaa\xaa\x04\x00\x00\x00\xff\x02\x00\x00\x00\x00"..., 1000) = 110 [pid 5869] read(200, "\x33\x33\x00\x00\x00\x16\xaa\xaa\xaa\xaa\xaa\xaa\x86\xdd\x60\x00\x00\x00\x00\x38\x00\x01\xfe\x80\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\xaa\xff\x02\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x16\x3a\x00\x05\x02\x00\x00\x01\x00\x8f\x00\xc2\x46\x00\x00\x00\x02\x04\x00\x00\x00\xff\x02\x00\x00\x00\x00\x00\x00\x00\x00\x00\x01\xff\xaa\xaa\xaa\x04\x00\x00\x00\xff\x02\x00\x00\x00\x00"..., 1000) = 110 [pid 5869] read(200, 0x7ffd28ee0100, 1000) = -1 EAGAIN (Resource temporarily unavailable) [pid 5869] write(1, "executing program\n", 18executing program ) = 18 [pid 5869] socket(AF_NETLINK, SOCK_RAW, NETLINK_NETFILTER) = 3 [pid 5869] 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 5869] write(200, "\x01\x80\xc2\x00\x00\x02\x01\x80\xc2\x00\x00\x00\x08\x00\x45\x00\x00\x30\x00\x00\x00\x00\x00\x06\xba\xc9\x00\x00\x00\x00\x00\x00\x00\x00\x00\x10\x4e\x26\x44\x43\x42\x41\x44\x43\x42\x41\x70\xc2\x00\x00\x28\x3c\x00\x00\x02\x00\x05\xa0\x04\x00\x00\x00", 62) = 62 [pid 5869] close(3) = 0 [pid 5869] close(4) = -1 EBADF (Bad file descriptor) [pid 5869] close(5) = -1 EBADF (Bad file descriptor) [pid 5869] close(6) = -1 EBADF (Bad file descriptor) [pid 5869] close(7) = -1 EBADF (Bad file descriptor) [pid 5869] close(8) = -1 EBADF (Bad file descriptor) [pid 5869] close(9) = -1 EBADF (Bad file descriptor) [pid 5869] close(10) = -1 EBADF (Bad file descriptor) [pid 5869] close(11) = -1 EBADF (Bad file descriptor) [pid 5869] close(12) = -1 EBADF (Bad file descriptor) [pid 5869] close(13) = -1 EBADF (Bad file descriptor) [pid 5869] close(14) = -1 EBADF (Bad file descriptor) [pid 5869] close(15) = -1 EBADF (Bad file descriptor) [pid 5869] close(16) = -1 EBADF (Bad file descriptor) [pid 5869] close(17) = -1 EBADF (Bad file descriptor) [pid 5869] close(18) = -1 EBADF (Bad file descriptor) [pid 5869] close(19) = -1 EBADF (Bad file descriptor) [pid 5869] close(20) = -1 EBADF (Bad file descriptor) [pid 5869] close(21) = -1 EBADF (Bad file descriptor) [pid 5869] close(22) = -1 EBADF (Bad file descriptor) [pid 5869] close(23) = -1 EBADF (Bad file descriptor) [pid 5869] close(24) = -1 EBADF (Bad file descriptor) [pid 5869] close(25) = -1 EBADF (Bad file descriptor) [pid 5869] close(26) = -1 EBADF (Bad file descriptor) [pid 5869] close(27) = -1 EBADF (Bad file descriptor) [pid 5869] close(28) = -1 EBADF (Bad file descriptor) [pid 5869] close(29) = -1 EBADF (Bad file descriptor) [pid 5869] exit_group(0) = ? [pid 5869] +++ exited with 0 +++ [pid 5854] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=2, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 5854] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 5870 attached [pid 5870] set_robust_list(0x5555560c6660, 24) = 0 [pid 5870] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 5870] setpgid(0, 0 [pid 5854] <... clone resumed>, child_tidptr=0x5555560c6650) = 3 [pid 5870] <... setpgid resumed>) = 0 [pid 5870] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 5870] write(3, "1000", 4) = 4 [pid 5870] close(3) = 0 [pid 5870] read(200, executing program 0x7ffd28ee0100, 1000) = -1 EAGAIN (Resource temporarily unavailable) [pid 5870] write(1, "executing program\n", 18) = 18 [pid 5870] socket(AF_NETLINK, SOCK_RAW, NETLINK_NETFILTER) = 3 [pid 5870] 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 5870] write(200, "\x01\x80\xc2\x00\x00\x02\x01\x80\xc2\x00\x00\x00\x08\x00\x45\x00\x00\x30\x00\x00\x00\x00\x00\x06\xba\xc9\x00\x00\x00\x00\x00\x00\x00\x00\x00\x10\x4e\x26\x44\x43\x42\x41\x44\x43\x42\x41\x70\xc2\x00\x00\x28\x3c\x00\x00\x02\x00\x05\xa0\x04\x00\x00\x00", 62) = 62 [pid 5870] close(3) = 0 [pid 5870] close(4) = -1 EBADF (Bad file descriptor) [pid 5870] close(5) = -1 EBADF (Bad file descriptor) [pid 5870] close(6) = -1 EBADF (Bad file descriptor) [pid 5870] close(7) = -1 EBADF (Bad file descriptor) [pid 5870] close(8) = -1 EBADF (Bad file descriptor) [pid 5870] close(9) = -1 EBADF (Bad file descriptor) [pid 5870] close(10) = -1 EBADF (Bad file descriptor) [pid 5870] close(11) = -1 EBADF (Bad file descriptor) [pid 5870] close(12) = -1 EBADF (Bad file descriptor) [pid 5870] close(13) = -1 EBADF (Bad file descriptor) [pid 5870] close(14) = -1 EBADF (Bad file descriptor) [pid 5870] close(15) = -1 EBADF (Bad file descriptor) [pid 5870] close(16) = -1 EBADF (Bad file descriptor) [pid 5870] close(17) = -1 EBADF (Bad file descriptor) [pid 5870] close(18) = -1 EBADF (Bad file descriptor) [pid 5870] close(19) = -1 EBADF (Bad file descriptor) [pid 5870] close(20) = -1 EBADF (Bad file descriptor) [pid 5870] close(21) = -1 EBADF (Bad file descriptor) [pid 5870] close(22) = -1 EBADF (Bad file descriptor) [pid 5870] close(23) = -1 EBADF (Bad file descriptor) [pid 5870] close(24) = -1 EBADF (Bad file descriptor) [pid 5870] close(25) = -1 EBADF (Bad file descriptor) [pid 5870] close(26) = -1 EBADF (Bad file descriptor) [pid 5870] close(27) = -1 EBADF (Bad file descriptor) [pid 5870] close(28) = -1 EBADF (Bad file descriptor) [pid 5870] close(29) = -1 EBADF (Bad file descriptor) [pid 5870] exit_group(0) = ? [pid 5870] +++ exited with 0 +++ [pid 5854] --- 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 5854] restart_syscall(<... resuming interrupted clone ...>) = 0 [pid 5854] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD, child_tidptr=0x5555560c6650) = 4 ./strace-static-x86_64: Process 5871 attached executing program [pid 5871] set_robust_list(0x5555560c6660, 24) = 0 [pid 5871] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 5871] setpgid(0, 0) = 0 [pid 5871] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 5871] write(3, "1000", 4) = 4 [pid 5871] close(3) = 0 [pid 5871] read(200, 0x7ffd28ee0100, 1000) = -1 EAGAIN (Resource temporarily unavailable) [pid 5871] write(1, "executing program\n", 18) = 18 [pid 5871] socket(AF_NETLINK, SOCK_RAW, NETLINK_NETFILTER) = 3 [pid 5871] 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 5871] write(200, "\x01\x80\xc2\x00\x00\x02\x01\x80\xc2\x00\x00\x00\x08\x00\x45\x00\x00\x30\x00\x00\x00\x00\x00\x06\xba\xc9\x00\x00\x00\x00\x00\x00\x00\x00\x00\x10\x4e\x26\x44\x43\x42\x41\x44\x43\x42\x41\x70\xc2\x00\x00\x28\x3c\x00\x00\x02\x00\x05\xa0\x04\x00\x00\x00", 62) = 62 [pid 5871] close(3) = 0 [pid 5871] close(4) = -1 EBADF (Bad file descriptor) [pid 5871] close(5) = -1 EBADF (Bad file descriptor) [pid 5871] close(6) = -1 EBADF (Bad file descriptor) [pid 5871] close(7) = -1 EBADF (Bad file descriptor) [pid 5871] close(8) = -1 EBADF (Bad file descriptor) [pid 5871] close(9) = -1 EBADF (Bad file descriptor) [pid 5871] close(10) = -1 EBADF (Bad file descriptor) [pid 5871] close(11) = -1 EBADF (Bad file descriptor) [pid 5871] close(12) = -1 EBADF (Bad file descriptor) [pid 5871] close(13) = -1 EBADF (Bad file descriptor) [pid 5871] close(14) = -1 EBADF (Bad file descriptor) [pid 5871] close(15) = -1 EBADF (Bad file descriptor) [pid 5871] close(16) = -1 EBADF (Bad file descriptor) [pid 5871] close(17) = -1 EBADF (Bad file descriptor) [pid 5871] close(18) = -1 EBADF (Bad file descriptor) [pid 5871] close(19) = -1 EBADF (Bad file descriptor) [pid 5871] close(20) = -1 EBADF (Bad file descriptor) [pid 5871] close(21) = -1 EBADF (Bad file descriptor) [pid 5871] close(22) = -1 EBADF (Bad file descriptor) [pid 5871] close(23) = -1 EBADF (Bad file descriptor) [pid 5871] close(24) = -1 EBADF (Bad file descriptor) [pid 5871] close(25) = -1 EBADF (Bad file descriptor) [pid 5871] close(26) = -1 EBADF (Bad file descriptor) [pid 5871] close(27) = -1 EBADF (Bad file descriptor) [pid 5871] close(28) = -1 EBADF (Bad file descriptor) [pid 5871] close(29) = -1 EBADF (Bad file descriptor) [pid 5871] exit_group(0) = ? [pid 5871] +++ exited with 0 +++ [pid 5854] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=4, si_uid=0, si_status=0, si_utime=0, si_stime=2 /* 0.02 s */} --- [pid 5854] restart_syscall(<... resuming interrupted clone ...>) = 0 [pid 5854] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD, child_tidptr=0x5555560c6650) = 5 ./strace-static-x86_64: Process 5872 attached [pid 5872] set_robust_list(0x5555560c6660, 24) = 0 [pid 5872] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 5872] setpgid(0, 0) = 0 [ 113.911495][ C0] sched: DL replenish lagged too much [pid 5872] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 5854] kill(-5, SIGKILL) = 0 [pid 5854] kill(5, SIGKILL) = 0 [pid 5872] <... openat resumed>) = ? [pid 5872] +++ killed by SIGKILL +++ [pid 5854] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_KILLED, si_pid=5, si_uid=0, si_status=SIGKILL, si_utime=0, si_stime=2 /* 0.02 s */} --- [pid 5854] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD, child_tidptr=0x5555560c6650) = 6 executing program ./strace-static-x86_64: Process 5877 attached [pid 5877] set_robust_list(0x5555560c6660, 24) = 0 [pid 5877] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 5877] setpgid(0, 0) = 0 [pid 5877] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 5877] write(3, "1000", 4) = 4 [pid 5877] close(3) = 0 [pid 5877] read(200, 0x7ffd28ee0100, 1000) = -1 EAGAIN (Resource temporarily unavailable) [pid 5877] write(1, "executing program\n", 18) = 18 [pid 5877] socket(AF_NETLINK, SOCK_RAW, NETLINK_NETFILTER) = 3 [pid 5877] 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 5877] write(200, "\x01\x80\xc2\x00\x00\x02\x01\x80\xc2\x00\x00\x00\x08\x00\x45\x00\x00\x30\x00\x00\x00\x00\x00\x06\xba\xc9\x00\x00\x00\x00\x00\x00\x00\x00\x00\x10\x4e\x26\x44\x43\x42\x41\x44\x43\x42\x41\x70\xc2\x00\x00\x28\x3c\x00\x00\x02\x00\x05\xa0\x04\x00\x00\x00", 62) = 62 [pid 5877] close(3) = 0 [pid 5877] close(4) = -1 EBADF (Bad file descriptor) [pid 5877] close(5) = -1 EBADF (Bad file descriptor) [pid 5877] close(6) = -1 EBADF (Bad file descriptor) [pid 5877] close(7) = -1 EBADF (Bad file descriptor) [pid 5877] close(8) = -1 EBADF (Bad file descriptor) [pid 5877] close(9) = -1 EBADF (Bad file descriptor) [pid 5877] close(10) = -1 EBADF (Bad file descriptor) [pid 5877] close(11) = -1 EBADF (Bad file descriptor) [pid 5877] close(12) = -1 EBADF (Bad file descriptor) [pid 5877] close(13) = -1 EBADF (Bad file descriptor) [pid 5877] close(14) = -1 EBADF (Bad file descriptor) [pid 5877] close(15) = -1 EBADF (Bad file descriptor) [pid 5877] close(16) = -1 EBADF (Bad file descriptor) [pid 5877] close(17) = -1 EBADF (Bad file descriptor) [pid 5877] close(18) = -1 EBADF (Bad file descriptor) [pid 5877] close(19) = -1 EBADF (Bad file descriptor) [pid 5877] close(20) = -1 EBADF (Bad file descriptor) [pid 5877] close(21) = -1 EBADF (Bad file descriptor) [pid 5877] close(22) = -1 EBADF (Bad file descriptor) [pid 5877] close(23) = -1 EBADF (Bad file descriptor) [pid 5877] close(24) = -1 EBADF (Bad file descriptor) [pid 5877] close(25) = -1 EBADF (Bad file descriptor) [pid 5877] close(26) = -1 EBADF (Bad file descriptor) [pid 5877] close(27) = -1 EBADF (Bad file descriptor) [pid 5877] close(28) = -1 EBADF (Bad file descriptor) [pid 5877] close(29) = -1 EBADF (Bad file descriptor) [pid 5877] exit_group(0) = ? [pid 5877] +++ exited with 0 +++ [pid 5854] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=6, si_uid=0, si_status=0, si_utime=0, si_stime=3 /* 0.03 s */} --- [pid 5854] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD, child_tidptr=0x5555560c6650) = 7 ./strace-static-x86_64: Process 5879 attached executing program [pid 5879] set_robust_list(0x5555560c6660, 24) = 0 [pid 5879] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 5879] setpgid(0, 0) = 0 [pid 5879] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 5879] write(3, "1000", 4) = 4 [pid 5879] close(3) = 0 [pid 5879] read(200, 0x7ffd28ee0100, 1000) = -1 EAGAIN (Resource temporarily unavailable) [pid 5879] write(1, "executing program\n", 18) = 18 [pid 5879] socket(AF_NETLINK, SOCK_RAW, NETLINK_NETFILTER) = 3 [pid 5879] 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 5854] kill(-7, SIGKILL) = 0 [pid 5854] kill(7, SIGKILL) = 0 [pid 5854] openat(AT_FDCWD, "/sys/fs/fuse/connections", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 5879] <... sendmsg resumed>) = ? [pid 5879] +++ killed by SIGKILL +++ [pid 5854] <... openat resumed>) = 3 [pid 5854] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_KILLED, si_pid=7, si_uid=0, si_status=SIGKILL, si_utime=0, si_stime=2 /* 0.02 s */} --- [pid 5854] newfstatat(3, "", {st_mode=S_IFDIR|0755, st_size=0, ...}, AT_EMPTY_PATH) = 0 [pid 5854] getdents64(3, 0x5555560c76f0 /* 2 entries */, 32768) = 48 [pid 5854] getdents64(3, 0x5555560c76f0 /* 0 entries */, 32768) = 0 [pid 5854] close(3) = 0 [pid 5854] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD, child_tidptr=0x5555560c6650) = 8 ./strace-static-x86_64: Process 5885 attached [pid 5885] set_robust_list(0x5555560c6660, 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_CLOEXEC [pid 5854] kill(-8, SIGKILL) = 0 [pid 5854] kill(8, SIGKILL) = 0 [pid 5885] <... openat resumed>) = ? [pid 5885] +++ killed by SIGKILL +++ [pid 5854] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_KILLED, si_pid=8, si_uid=0, si_status=SIGKILL, si_utime=0, si_stime=4 /* 0.04 s */} --- [ 286.514993][ T31] INFO: task kworker/0:1:10 blocked for more than 143 seconds. [ 286.540916][ T31] Not tainted 6.16.0-rc4-syzkaller-00993-g59f44c9ccc3b #0 [ 287.633917][ T31] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 292.905895][ T31] task:kworker/0:1 state:D stack:25448 pid:10 tgid:10 ppid:2 task_flags:0x4208060 flags:0x00004000 [ 294.993426][ T31] Workqueue: events_power_efficient crda_timeout_work [ 295.000415][ T31] Call Trace: [ 295.255779][ T31] [ 295.258878][ T31] __schedule+0x16f5/0x4d00 [ 295.281089][ T31] ? __pfx_do_raw_spin_lock+0x10/0x10