./strace-static-x86_64 -e \!wait4,clock_nanosleep,nanosleep -s 100 -x -f ./syz-executor1767964036 <...> Warning: Permanently added '10.128.1.106' (ED25519) to the list of known hosts. execve("./syz-executor1767964036", ["./syz-executor1767964036"], 0x7ffee328f150 /* 10 vars */) = 0 brk(NULL) = 0x5555803d6000 brk(0x5555803d6d00) = 0x5555803d6d00 arch_prctl(ARCH_SET_FS, 0x5555803d6380) = 0 set_tid_address(0x5555803d6650) = 5852 set_robust_list(0x5555803d6660, 24) = 0 rseq(0x5555803d6ca0, 0x20, 0, 0x53053053) = 0 prlimit64(0, RLIMIT_STACK, NULL, {rlim_cur=8192*1024, rlim_max=RLIM64_INFINITY}) = 0 readlink("/proc/self/exe", "/root/syz-executor1767964036", 4096) = 28 getrandom("\x5b\xfd\xce\xd3\x45\x91\xa8\x3e", 8, GRND_NONBLOCK) = 8 brk(NULL) = 0x5555803d6d00 brk(0x5555803f7d00) = 0x5555803f7d00 brk(0x5555803f8000) = 0x5555803f8000 mprotect(0x7f93e14f4000, 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 5853 attached [pid 5853] set_robust_list(0x5555803d6660, 24 [pid 5852] <... clone resumed>, child_tidptr=0x5555803d6650) = 5853 [pid 5853] <... set_robust_list resumed>) = 0 [pid 5853] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 5853] getppid() = 0 [pid 5853] prlimit64(0, RLIMIT_AS, {rlim_cur=204800*1024, rlim_max=204800*1024}, NULL) = 0 [pid 5853] prlimit64(0, RLIMIT_MEMLOCK, {rlim_cur=32768*1024, rlim_max=32768*1024}, NULL) = 0 [pid 5853] prlimit64(0, RLIMIT_FSIZE, {rlim_cur=139264*1024, rlim_max=139264*1024}, NULL) = 0 [pid 5853] prlimit64(0, RLIMIT_STACK, {rlim_cur=1024*1024, rlim_max=1024*1024}, NULL) = 0 [pid 5853] prlimit64(0, RLIMIT_CORE, {rlim_cur=131072*1024, rlim_max=131072*1024}, NULL) = 0 [pid 5853] prlimit64(0, RLIMIT_NOFILE, {rlim_cur=256, rlim_max=256}, NULL) = 0 [pid 5853] unshare(CLONE_NEWNS) = 0 [pid 5853] mount(NULL, "/", NULL, MS_REC|MS_PRIVATE, NULL) = 0 [pid 5853] unshare(CLONE_NEWIPC) = 0 [pid 5853] unshare(CLONE_NEWCGROUP) = 0 [pid 5853] unshare(CLONE_NEWUTS) = 0 [pid 5853] unshare(CLONE_SYSVSEM) = 0 [pid 5853] openat(AT_FDCWD, "/proc/sys/kernel/shmmax", O_WRONLY|O_CLOEXEC) = 3 [pid 5853] write(3, "16777216", 8) = 8 [pid 5853] close(3) = 0 [pid 5853] openat(AT_FDCWD, "/proc/sys/kernel/shmall", O_WRONLY|O_CLOEXEC) = 3 [pid 5853] write(3, "536870912", 9) = 9 [pid 5853] close(3) = 0 [pid 5853] openat(AT_FDCWD, "/proc/sys/kernel/shmmni", O_WRONLY|O_CLOEXEC) = 3 [pid 5853] write(3, "1024", 4) = 4 [pid 5853] close(3) = 0 [pid 5853] openat(AT_FDCWD, "/proc/sys/kernel/msgmax", O_WRONLY|O_CLOEXEC) = 3 [pid 5853] write(3, "8192", 4) = 4 [pid 5853] close(3) = 0 [pid 5853] openat(AT_FDCWD, "/proc/sys/kernel/msgmni", O_WRONLY|O_CLOEXEC) = 3 [pid 5853] write(3, "1024", 4) = 4 [pid 5853] close(3) = 0 [pid 5853] openat(AT_FDCWD, "/proc/sys/kernel/msgmnb", O_WRONLY|O_CLOEXEC) = 3 [pid 5853] write(3, "1024", 4) = 4 [pid 5853] close(3) = 0 [pid 5853] openat(AT_FDCWD, "/proc/sys/kernel/sem", O_WRONLY|O_CLOEXEC) = 3 [pid 5853] write(3, "1024 1048576 500 1024", 21) = 21 [pid 5853] close(3) = 0 [pid 5853] getpid() = 1 [pid 5853] capget({version=_LINUX_CAPABILITY_VERSION_3, pid=1}, {effective=1<) = 0 [pid 5853] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 5877 attached [pid 5877] set_robust_list(0x5555803d6660, 24) = 0 [pid 5877] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 5853] <... clone resumed>, child_tidptr=0x5555803d6650) = 3 [pid 5877] <... prctl resumed>) = 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 executing program [pid 5877] close(3) = 0 [pid 5877] read(200, 0x7ffec11b9040, 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\xbb\xbb\xbb\xbb\xbb\xbb\x08\x00\x45\x00\x00\x2c\x00\x00\x00\x00\x40\x06\x7a\xcd\x00\x00\x00\x00\x00\x00\x00\x00\x00\x10\x4e\x26\x44\x43\x42\x41\x44\x43\x42\x41\x60\xc2\x00\x01\xc1\xd3\x00\x08\x03\x03\x7f\x00", 58) = 58 [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 5853] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=3, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 5853] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLDexecuting program , child_tidptr=0x5555803d6650) = 4 ./strace-static-x86_64: Process 5878 attached [pid 5878] set_robust_list(0x5555803d6660, 24) = 0 [pid 5878] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 5878] setpgid(0, 0) = 0 [pid 5878] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 5878] write(3, "1000", 4) = 4 [pid 5878] close(3) = 0 [pid 5878] read(200, 0x7ffec11b9040, 1000) = -1 EAGAIN (Resource temporarily unavailable) [pid 5878] write(1, "executing program\n", 18) = 18 [pid 5878] socket(AF_NETLINK, SOCK_RAW, NETLINK_NETFILTER) = 3 [pid 5878] 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 5878] write(200, "\x01\x80\xc2\x00\x00\x02\xbb\xbb\xbb\xbb\xbb\xbb\x08\x00\x45\x00\x00\x2c\x00\x00\x00\x00\x40\x06\x7a\xcd\x00\x00\x00\x00\x00\x00\x00\x00\x00\x10\x4e\x26\x44\x43\x42\x41\x44\x43\x42\x41\x60\xc2\x00\x01\xc1\xd3\x00\x08\x03\x03\x7f\x00", 58) = 58 [pid 5878] close(3) = 0 [pid 5878] close(4) = -1 EBADF (Bad file descriptor) [pid 5878] close(5) = -1 EBADF (Bad file descriptor) [pid 5878] close(6) = -1 EBADF (Bad file descriptor) [pid 5878] close(7) = -1 EBADF (Bad file descriptor) [pid 5878] close(8) = -1 EBADF (Bad file descriptor) [pid 5878] close(9) = -1 EBADF (Bad file descriptor) [pid 5878] close(10) = -1 EBADF (Bad file descriptor) [pid 5878] close(11) = -1 EBADF (Bad file descriptor) [pid 5878] close(12) = -1 EBADF (Bad file descriptor) [pid 5878] close(13) = -1 EBADF (Bad file descriptor) [pid 5878] close(14) = -1 EBADF (Bad file descriptor) [pid 5878] close(15) = -1 EBADF (Bad file descriptor) [pid 5878] close(16) = -1 EBADF (Bad file descriptor) [pid 5878] close(17) = -1 EBADF (Bad file descriptor) [pid 5878] close(18) = -1 EBADF (Bad file descriptor) [pid 5878] close(19) = -1 EBADF (Bad file descriptor) [pid 5878] close(20) = -1 EBADF (Bad file descriptor) [pid 5878] close(21) = -1 EBADF (Bad file descriptor) [pid 5878] close(22) = -1 EBADF (Bad file descriptor) [pid 5878] close(23) = -1 EBADF (Bad file descriptor) [pid 5878] close(24) = -1 EBADF (Bad file descriptor) [pid 5878] close(25) = -1 EBADF (Bad file descriptor) [pid 5878] close(26) = -1 EBADF (Bad file descriptor) [pid 5878] close(27) = -1 EBADF (Bad file descriptor) [pid 5878] close(28) = -1 EBADF (Bad file descriptor) [pid 5878] close(29) = -1 EBADF (Bad file descriptor) [pid 5878] exit_group(0) = ? [pid 5878] +++ exited with 0 +++ [pid 5853] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=4, si_uid=0, si_status=0, si_utime=0, si_stime=1 /* 0.01 s */} --- [pid 5853] restart_syscall(<... resuming interrupted clone ...>) = 0 [pid 5853] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 5879 attached [ 135.424225][ C0] sched: DL replenish lagged too much [pid 5879] set_robust_list(0x5555803d6660, 24 [pid 5853] <... clone resumed>, child_tidptr=0x5555803d6650) = 5 executing program [pid 5879] <... set_robust_list resumed>) = 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, 0x7ffec11b9040, 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) = 204 [pid 5879] write(200, "\x01\x80\xc2\x00\x00\x02\xbb\xbb\xbb\xbb\xbb\xbb\x08\x00\x45\x00\x00\x2c\x00\x00\x00\x00\x40\x06\x7a\xcd\x00\x00\x00\x00\x00\x00\x00\x00\x00\x10\x4e\x26\x44\x43\x42\x41\x44\x43\x42\x41\x60\xc2\x00\x01\xc1\xd3\x00\x08\x03\x03\x7f\x00", 58) = 58 [pid 5879] close(3) = 0 [pid 5879] close(4) = -1 EBADF (Bad file descriptor) [pid 5879] close(5) = -1 EBADF (Bad file descriptor) [pid 5879] close(6) = -1 EBADF (Bad file descriptor) [pid 5879] close(7) = -1 EBADF (Bad file descriptor) [pid 5879] close(8) = -1 EBADF (Bad file descriptor) [pid 5879] close(9) = -1 EBADF (Bad file descriptor) [pid 5879] close(10) = -1 EBADF (Bad file descriptor) [pid 5879] close(11) = -1 EBADF (Bad file descriptor) [pid 5879] close(12) = -1 EBADF (Bad file descriptor) [pid 5879] close(13) = -1 EBADF (Bad file descriptor) [pid 5879] close(14) = -1 EBADF (Bad file descriptor) [pid 5879] close(15) = -1 EBADF (Bad file descriptor) [pid 5879] close(16) = -1 EBADF (Bad file descriptor) [pid 5879] close(17) = -1 EBADF (Bad file descriptor) [pid 5879] close(18) = -1 EBADF (Bad file descriptor) [pid 5879] close(19) = -1 EBADF (Bad file descriptor) [pid 5879] close(20) = -1 EBADF (Bad file descriptor) [pid 5879] close(21) = -1 EBADF (Bad file descriptor) [pid 5879] close(22) = -1 EBADF (Bad file descriptor) [pid 5879] close(23) = -1 EBADF (Bad file descriptor) [pid 5879] close(24) = -1 EBADF (Bad file descriptor) [pid 5879] close(25) = -1 EBADF (Bad file descriptor) [pid 5879] close(26) = -1 EBADF (Bad file descriptor) [pid 5879] close(27) = -1 EBADF (Bad file descriptor) [pid 5879] close(28) = -1 EBADF (Bad file descriptor) [pid 5879] close(29) = -1 EBADF (Bad file descriptor) [pid 5879] exit_group(0) = ? [pid 5879] +++ exited with 0 +++ [pid 5853] --- 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 5853] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLDexecuting program ./strace-static-x86_64: Process 5880 attached , child_tidptr=0x5555803d6650) = 6 [pid 5880] set_robust_list(0x5555803d6660, 24) = 0 [pid 5880] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 5880] setpgid(0, 0) = 0 [pid 5880] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 5880] write(3, "1000", 4) = 4 [pid 5880] close(3) = 0 [pid 5880] read(200, 0x7ffec11b9040, 1000) = -1 EAGAIN (Resource temporarily unavailable) [pid 5880] write(1, "executing program\n", 18) = 18 [pid 5880] socket(AF_NETLINK, SOCK_RAW, NETLINK_NETFILTER) = 3 [pid 5880] 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 5853] kill(-6, SIGKILL) = 0 [pid 5853] kill(6, SIGKILL) = 0 [pid 5880] <... sendmsg resumed>) = ? [pid 5880] +++ killed by SIGKILL +++ [pid 5853] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_KILLED, si_pid=6, si_uid=0, si_status=SIGKILL, si_utime=0, si_stime=7 /* 0.07 s */} --- [pid 5853] restart_syscall(<... resuming interrupted kill ...>) = 0 [pid 5853] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 5882 attached [pid 5882] set_robust_list(0x5555803d6660, 24) = 0 [pid 5882] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 5882] setpgid(0, 0) = 0 [pid 5882] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 5853] <... clone resumed>, child_tidptr=0x5555803d6650) = 7 [pid 5853] kill(-7, SIGKILL) = 0 [pid 5853] kill(7, SIGKILL) = 0 [pid 5882] <... openat resumed>) = ? [pid 5882] +++ killed by SIGKILL +++ [pid 5853] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_KILLED, si_pid=7, si_uid=0, si_status=SIGKILL, si_utime=0, si_stime=4 /* 0.04 s */} --- [pid 5853] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 5884 attached , child_tidptr=0x5555803d6650) = 8 [pid 5884] set_robust_list(0x5555803d6660, 24) = 0 [pid 5884] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 5884] setpgid(0, 0) = 0 [pid 5884] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 5853] kill(-8, SIGKILL) = 0 [pid 5853] kill(8, SIGKILL) = 0 [pid 5884] <... openat resumed>) = ? [pid 5853] openat(AT_FDCWD, "/sys/fs/fuse/connections", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 5884] +++ killed by SIGKILL +++ [pid 5853] <... openat resumed>) = 3 [pid 5853] --- 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 */} --- [pid 5853] newfstatat(3, "", {st_mode=S_IFDIR|0755, st_size=0, ...}, AT_EMPTY_PATH) = 0 [pid 5853] getdents64(3, 0x5555803d76f0 /* 2 entries */, 32768) = 48 [pid 5853] getdents64(3, 0x5555803d76f0 /* 0 entries */, 32768) = 0 [pid 5853] close(3) = 0 [pid 5853] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD, child_tidptr=0x5555803d6650) = 9 ./strace-static-x86_64: Process 5888 attached [pid 5888] set_robust_list(0x5555803d6660, 24) = 0 [pid 5888] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 5888] setpgid(0, 0) = 0 [ 287.505973][ T31] INFO: task kworker/1:2:916 blocked for more than 144 seconds. [ 288.246069][ T31] Not tainted 6.16.0-rc1-syzkaller-00157-g02adc1490e6d #0 [ 288.253810][ T31] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [pid 5888] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 5853] kill(-9, SIGKILL) = 0 [pid 5853] kill(9, SIGKILL) = 0 [ 290.416665][ T31] task:kworker/1:2 state:D stack:24456 pid:916 tgid:916 ppid:2 task_flags:0x4208060 flags:0x00004000 [pid 5888] <... openat resumed>) = ? [pid 5888] +++ killed by SIGKILL +++ [pid 5853] --- 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 */} --- [ 292.604016][ T31] Workqueue: events reg_todo [ 292.622121][ T31] Call Trace: [ 292.665530][ T31] [ 292.668554][ T31] __schedule+0x16f5/0x4d00 [ 292.673136][ T31] ? __pfx_do_raw_spin_lock+0x10/0x10 [ 297.194081][ T31] ? schedule+0x165/0x360 [ 297.214092][ T31] ? __pfx___schedule+0x10/0x10 [ 297.233208][ T31] ? schedule+0x91/0x360