./strace-static-x86_64 -e \!wait4,clock_nanosleep,nanosleep -s 100 -x -f ./syz-executor1522262561 <...> Warning: Permanently added '10.128.1.111' (ED25519) to the list of known hosts. execve("./syz-executor1522262561", ["./syz-executor1522262561"], 0x7ffdf8b68790 /* 10 vars */) = 0 brk(NULL) = 0x555570ffd000 brk(0x555570ffdd00) = 0x555570ffdd00 arch_prctl(ARCH_SET_FS, 0x555570ffd380) = 0 set_tid_address(0x555570ffd650) = 5858 set_robust_list(0x555570ffd660, 24) = 0 rseq(0x555570ffdca0, 0x20, 0, 0x53053053) = 0 prlimit64(0, RLIMIT_STACK, NULL, {rlim_cur=8192*1024, rlim_max=RLIM64_INFINITY}) = 0 readlink("/proc/self/exe", "/root/syz-executor1522262561", 4096) = 28 getrandom("\x45\x4e\x47\x5e\xd1\x14\xfa\x94", 8, GRND_NONBLOCK) = 8 brk(NULL) = 0x555570ffdd00 brk(0x55557101ed00) = 0x55557101ed00 brk(0x55557101f000) = 0x55557101f000 mprotect(0x7fecbff3c000, 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 5859 attached , child_tidptr=0x555570ffd650) = 5859 [pid 5859] set_robust_list(0x555570ffd660, 24) = 0 [pid 5858] openat(AT_FDCWD, "/sys/kernel/debug/x86/nmi_longest_ns", O_WRONLY|O_CLOEXEC) = 3 [pid 5858] write(3, "10000000000", 11) = 11 [pid 5858] close(3) = 0 [pid 5858] openat(AT_FDCWD, "/proc/sys/kernel/hung_task_check_interval_secs", O_WRONLY|O_CLOEXEC) = 3 [pid 5858] write(3, "20", 2) = 2 [pid 5858] close(3) = 0 [pid 5858] openat(AT_FDCWD, "/proc/sys/net/core/bpf_jit_kallsyms", O_WRONLY|O_CLOEXEC) = 3 [pid 5858] write(3, "1", 1) = 1 [pid 5858] close(3) = 0 [pid 5858] openat(AT_FDCWD, "/proc/sys/net/core/bpf_jit_harden", O_WRONLY|O_CLOEXEC) = 3 [pid 5858] write(3, "0", 1) = 1 [pid 5858] close(3) = 0 [pid 5858] openat(AT_FDCWD, "/proc/sys/kernel/kptr_restrict", O_WRONLY|O_CLOEXEC) = 3 [pid 5858] write(3, "0", 1) = 1 [pid 5858] close(3) = 0 [pid 5858] openat(AT_FDCWD, "/proc/sys/kernel/softlockup_all_cpu_backtrace", O_WRONLY|O_CLOEXEC) = 3 [pid 5858] write(3, "1", 1) = 1 [pid 5858] close(3) = 0 [pid 5858] openat(AT_FDCWD, "/proc/sys/fs/mount-max", O_WRONLY|O_CLOEXEC) = 3 [pid 5858] write(3, "100", 3) = 3 [pid 5858] close(3) = 0 [pid 5858] openat(AT_FDCWD, "/proc/sys/vm/oom_dump_tasks", O_WRONLY|O_CLOEXEC) = 3 [pid 5858] write(3, "0", 1) = 1 [pid 5858] close(3) = 0 [pid 5858] openat(AT_FDCWD, "/proc/sys/debug/exception-trace", O_WRONLY|O_CLOEXEC) = 3 [pid 5858] write(3, "0", 1) = 1 [pid 5858] close(3) = 0 [pid 5858] openat(AT_FDCWD, "/proc/sys/kernel/printk", O_WRONLY|O_CLOEXEC) = 3 [pid 5858] write(3, "7 4 1 3", 7) = 7 [pid 5858] close(3) = 0 [pid 5858] openat(AT_FDCWD, "/proc/sys/kernel/keys/gc_delay", O_WRONLY|O_CLOEXEC) = 3 [pid 5858] write(3, "1", 1) = 1 [pid 5858] close(3) = 0 [pid 5858] openat(AT_FDCWD, "/proc/sys/vm/oom_kill_allocating_task", O_WRONLY|O_CLOEXEC) = 3 [pid 5858] write(3, "1", 1) = 1 [pid 5858] close(3) = 0 [pid 5858] openat(AT_FDCWD, "/proc/sys/kernel/ctrl-alt-del", O_WRONLY|O_CLOEXEC) = 3 [pid 5858] write(3, "0", 1) = 1 [pid 5858] close(3) = 0 [pid 5858] openat(AT_FDCWD, "/proc/sys/kernel/cad_pid", O_WRONLY|O_CLOEXEC) = 3 [pid 5858] write(3, "5859", 4) = 4 [pid 5858] close(3) = 0 [pid 5858] kill(5859, SIGKILL) = 0 [pid 5859] +++ killed by SIGKILL +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_KILLED, si_pid=5859, si_uid=0, si_status=SIGKILL, si_utime=0, si_stime=0} --- openat(AT_FDCWD, "/dev/loop0", O_RDWR) = 3 ioctl(3, LOOP_CLR_FD) = -1 ENXIO (No such device or address) close(3) = 0 clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 5861 attached , child_tidptr=0x555570ffd650) = 5861 [pid 5861] set_robust_list(0x555570ffd660, 24) = 0 [pid 5861] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 5861] setpgid(0, 0) = 0 [pid 5861] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 5861] write(3, "1000", 4) = 4 [pid 5861] close(3) = 0 executing program [pid 5861] write(1, "executing program\n", 18) = 18 [pid 5861] memfd_create("syzkaller", 0) = 3 [pid 5861] mmap(NULL, 138412032, PROT_READ|PROT_WRITE, MAP_PRIVATE|MAP_ANONYMOUS, -1, 0) = 0x7fecb7a00000 [pid 5861] write(3, "\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00"..., 16777216) = 16777216 [pid 5861] munmap(0x7fecb7a00000, 138412032) = 0 [pid 5861] openat(AT_FDCWD, "/dev/loop0", O_RDWR) = 4 [pid 5861] ioctl(4, LOOP_SET_FD, 3) = 0 [pid 5861] close(3) = 0 [pid 5861] close(4) = 0 [pid 5861] mkdir("./file2", 0777) = 0 [pid 5861] mount("/dev/loop0", "./file2", "jfs", 0, "") = 0 [ 246.395498][ T5861] loop0: detected capacity change from 0 to 32768 [pid 5861] openat(AT_FDCWD, "./file2", O_RDONLY|O_DIRECTORY) = 3 [pid 5861] chdir("./file2") = 0 [pid 5861] openat(AT_FDCWD, "/dev/loop0", O_RDWR) = -1 EBUSY (Device or resource busy) [pid 5861] link("./file1", "./file0aaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaa" [pid 5858] kill(-5861, SIGKILL) = 0 [pid 5858] kill(5861, SIGKILL) = 0 [pid 5858] openat(AT_FDCWD, "/sys/fs/fuse/connections", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY) = 3 [pid 5858] newfstatat(3, "", {st_mode=S_IFDIR|0755, st_size=0, ...}, AT_EMPTY_PATH) = 0 [pid 5858] getdents64(3, 0x555570ffe6f0 /* 2 entries */, 32768) = 48 [pid 5858] getdents64(3, 0x555570ffe6f0 /* 0 entries */, 32768) = 0 [pid 5858] close(3) = 0 [ 429.753690][ T31] INFO: task kworker/u8:8:4838 blocked for more than 143 seconds. [ 429.761556][ T31] Not tainted 6.15.0-rc5-syzkaller-00123-g2c89c1b655c0 #0 [ 429.770248][ T31] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 429.779152][ T31] task:kworker/u8:8 state:D stack:22456 pid:4838 tgid:4838 ppid:2 task_flags:0x4208060 flags:0x00004000 [ 429.791414][ T31] Workqueue: writeback wb_workfn (flush-7:0) [ 429.797661][ T31] Call Trace: [ 429.800971][ T31] [ 429.804239][ T31] __schedule+0x168f/0x4c70 [ 429.808755][ T31] ? blk_mq_flush_plug_list+0x163a/0x1760 [ 429.814797][ T31] ? __pfx_blk_mq_flush_plug_list+0x10/0x10 [ 429.820706][ T31] ? schedule+0x165/0x360 [ 429.825386][ T31] ? __pfx___schedule+0x10/0x10 [ 429.830261][ T31] ? schedule+0x91/0x360 [ 429.834890][ T31] schedule+0x165/0x360 [ 429.839059][ T31] schedule_preempt_disabled+0x13/0x30 [ 429.844827][ T31] __mutex_lock+0x724/0xe80 [ 429.849340][ T31] ? __mutex_lock+0x51b/0xe80 [ 429.854371][ T31] ? jfs_commit_inode+0x1ca/0x530 [ 429.859409][ T31] ? __pfx___mutex_lock+0x10/0x10 [ 429.864750][ T31] ? inode_to_bdi+0x69/0xf0 [ 429.869279][ T31] jfs_commit_inode+0x1ca/0x530 [ 429.874871][ T31] ? __pfx_jfs_commit_inode+0x10/0x10 [ 429.880269][ T31] jfs_write_inode+0x145/0x220 [ 429.885374][ T31] __writeback_single_inode+0x6ee/0xff0 [ 429.890943][ T31] writeback_sb_inodes+0x6b5/0x1000 [ 429.896476][ T31] ? __pfx_writeback_sb_inodes+0x10/0x10 [ 429.902159][ T31] ? __pfx___up_read+0x10/0x10 [ 429.907280][ T31] __writeback_inodes_wb+0x111/0x240 [ 429.912589][ T31] wb_writeback+0x44f/0xaf0 [ 429.917414][ T31] ? queue_io+0x301/0x590 [ 429.921760][ T31] ? __pfx_wb_writeback+0x10/0x10 [ 429.927117][ T31] wb_workfn+0xaef/0xef0 [ 429.931387][ T31] ? __pfx_wb_workfn+0x10/0x10 [ 429.936506][ T31] ? register_lock_class+0x51/0x320 [ 429.941727][ T31] ? __lock_acquire+0xaac/0xd20 [ 429.946907][ T31] ? process_scheduled_works+0x9ec/0x17a0 [ 429.952646][ T31] ? _raw_spin_unlock_irq+0x23/0x50 [ 429.958136][ T31] ? process_scheduled_works+0x9ec/0x17a0 [ 429.964117][ T31] ? process_scheduled_works+0x9ec/0x17a0 [ 429.969849][ T31] process_scheduled_works+0xadb/0x17a0 [ 429.975762][ T31] ? __pfx_process_scheduled_works+0x10/0x10 [ 429.981774][ T31] worker_thread+0x8a0/0xda0 [ 429.987141][ T31] ? __pfx__raw_spin_unlock_irqrestore+0x10/0x10 [ 429.993685][ T31] ? __kthread_parkme+0x7b/0x200 [ 429.998641][ T31] kthread+0x70e/0x8a0 [ 430.002718][ T31] ? __pfx_worker_thread+0x10/0x10 [ 430.008272][ T31] ? __pfx_kthread+0x10/0x10 [ 430.012870][ T31] ? __pfx_kthread+0x10/0x10 [ 430.017668][ T31] ? _raw_spin_unlock_irq+0x23/0x50 [ 430.022878][ T31] ? lockdep_hardirqs_on+0x9c/0x150 [ 430.028250][ T31] ? __pfx_kthread+0x10/0x10 [ 430.032846][ T31] ret_from_fork+0x4b/0x80 [ 430.037302][ T31] ? __pfx_kthread+0x10/0x10 [ 430.042107][ T31] ret_from_fork_asm+0x1a/0x30 [ 430.046948][ T31] [ 430.050095][ T31] [ 430.050095][ T31] Showing all locks held in the system: [ 430.057841][ T31] 1 lock held by khungtaskd/31: [ 430.062809][ T31] #0: ffffffff8df3b860 (rcu_read_lock){....}-{1:3}, at: debug_show_all_locks+0x2e/0x180 [ 430.077001][ T31] 4 locks held by kworker/u8:8/4838: [ 430.082349][ T31] #0: ffff888144693148 ((wq_completion)writeback){+.+.}-{0:0}, at: process_scheduled_works+0x9b1/0x17a0 [ 430.094135][ T31] #1: ffffc9000e377c60 ((work_completion)(&(&wb->dwork)->work)){+.+.}-{0:0}, at: process_scheduled_works+0x9ec/0x17a0 [ 430.107065][ T31] #2: ffff8880336cc0e0 (&type->s_umount_key#43){.+.+}-{4:4}, at: super_trylock_shared+0x20/0xf0 [ 430.117857][ T31] #3: ffff88807b39afe0 (&jfs_ip->commit_mutex){+.+.}-{4:4}, at: jfs_commit_inode+0x1ca/0x530 [ 430.128365][ T31] 2 locks held by getty/5584: [ 430.133037][ T31] #0: ffff88803062c0a0 (&tty->ldisc_sem){++++}-{0:0}, at: tty_ldisc_ref_wait+0x25/0x70 [ 430.143114][ T31] #1: ffffc900036cb2f0 (&ldata->atomic_read_lock){+.+.}-{4:4}, at: n_tty_read+0x43e/0x1400 [ 430.153442][ T31] 5 locks held by syz-executor152/5861: [ 430.159175][ T31] 2 locks held by dhcpcd/5881: [ 430.164172][ T31] #0: ffff88807ceea258 (sk_lock-AF_PACKET){+.+.}-{0:0}, at: packet_do_bind+0x32/0xcd0 [ 430.174058][ T31] #1: ffffffff8df41338 (rcu_state.exp_mutex){+.+.}-{4:4}, at: synchronize_rcu_expedited+0x2f4/0x730 [ 430.185303][ T31] [ 430.187656][ T31] ============================================= [ 430.187656][ T31] [ 430.197276][ T31] NMI backtrace for cpu 1 [ 430.197297][ T31] CPU: 1 UID: 0 PID: 31 Comm: khungtaskd Not tainted 6.15.0-rc5-syzkaller-00123-g2c89c1b655c0 #0 PREEMPT(full) [ 430.197316][ T31] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 04/29/2025 [ 430.197325][ T31] Call Trace: [ 430.197332][ T31] [ 430.197339][ T31] dump_stack_lvl+0x189/0x250 [ 430.197362][ T31] ? __wake_up_klogd+0xd9/0x110 [ 430.197381][ T31] ? __pfx_dump_stack_lvl+0x10/0x10 [ 430.197402][ T31] ? __pfx__printk+0x10/0x10 [ 430.197438][ T31] nmi_cpu_backtrace+0x39e/0x3d0 [ 430.197465][ T31] ? __pfx_nmi_cpu_backtrace+0x10/0x10 [ 430.197486][ T31] ? _printk+0xcf/0x120 [ 430.197513][ T31] ? __pfx__printk+0x10/0x10 [ 430.197538][ T31] ? __pfx_nmi_raise_cpu_backtrace+0x10/0x10 [ 430.197565][ T31] nmi_trigger_cpumask_backtrace+0x17a/0x300 [ 430.197590][ T31] watchdog+0xfee/0x1030 [ 430.197612][ T31] ? watchdog+0x1de/0x1030 [ 430.197638][ T31] kthread+0x70e/0x8a0 [ 430.197659][ T31] ? __pfx_watchdog+0x10/0x10 [ 430.197676][ T31] ? __pfx_kthread+0x10/0x10 [ 430.197694][ T31] ? __pfx_kthread+0x10/0x10 [ 430.197710][ T31] ? _raw_spin_unlock_irq+0x23/0x50 [ 430.197727][ T31] ? lockdep_hardirqs_on+0x9c/0x150 [ 430.197745][ T31] ? __pfx_kthread+0x10/0x10 [ 430.197762][ T31] ret_from_fork+0x4b/0x80 [ 430.197777][ T31] ? __pfx_kthread+0x10/0x10 [ 430.197794][ T31] ret_from_fork_asm+0x1a/0x30 [ 430.197830][ T31] [ 430.197836][ T31] Sending NMI from CPU 1 to CPUs 0: [ 430.344827][ C0] NMI backtrace for cpu 0 [ 430.344847][ C0] CPU: 0 UID: 0 PID: 5861 Comm: syz-executor152 Not tainted 6.15.0-rc5-syzkaller-00123-g2c89c1b655c0 #0 PREEMPT(full) [ 430.344866][ C0] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 04/29/2025 [ 430.344875][ C0] RIP: 0010:__sanitizer_cov_trace_pc+0x5d/0x70 [ 430.344897][ C0] Code: 18 16 00 00 83 fa 02 75 21 48 8b 91 20 16 00 00 48 8b 32 48 8d 7e 01 8b 89 1c 16 00 00 48 39 cf 73 08 48 89 3a 48 89 44 f2 08 cc cc cc cc cc 66 66 66 66 2e 0f 1f 84 00 00 00 00 00 90 90 90 [ 430.344910][ C0] RSP: 0018:ffffc900043af6a0 EFLAGS: 00000293 [ 430.344924][ C0] RAX: ffffffff8338e826 RBX: 0000000000000004 RCX: ffff888026583c00 [ 430.344935][ C0] RDX: 0000000000000000 RSI: 0000000000000000 RDI: 00000000000000ff [ 430.344944][ C0] RBP: ffff88803015f000 R08: 00000000000001ff R09: 0000000000000000 [ 430.344954][ C0] R10: 0000000000000000 R11: 0000000000000000 R12: dffffc0000000000 [ 430.344964][ C0] R13: 1ffff1100602be00 R14: 0000000000000000 R15: 1ffff1100602be02 [ 430.344975][ C0] FS: 0000555570ffd380(0000) GS:ffff888126100000(0000) knlGS:0000000000000000 [ 430.344989][ C0] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 430.344999][ C0] CR2: 000055cae03a8660 CR3: 0000000024cec000 CR4: 00000000003526f0 [ 430.345013][ C0] DR0: 0000000000000000 DR1: 0000000000000000 DR2: 0000000000000000 [ 430.345021][ C0] DR3: 0000000000000000 DR6: 00000000fffe0ff0 DR7: 0000000000000400 [ 430.345031][ C0] Call Trace: [ 430.345038][ C0] [ 430.345044][ C0] dtSplitRoot+0x7a6/0x16c0 [ 430.345080][ C0] dtInsert+0xef8/0x5f40 [ 430.345107][ C0] ? kasan_quarantine_put+0xdd/0x220 [ 430.345125][ C0] ? lockdep_hardirqs_on+0x9c/0x150 [ 430.345148][ C0] ? __pfx_dtInsert+0x10/0x10 [ 430.345165][ C0] ? dtSearch+0x1d29/0x21b0 [ 430.345202][ C0] jfs_link+0x312/0x550 [ 430.345225][ C0] ? __pfx_jfs_link+0x10/0x10 [ 430.345246][ C0] ? __lock_acquire+0xaac/0xd20 [ 430.345277][ C0] ? __pfx_down_write+0x10/0x10 [ 430.345297][ C0] ? try_break_deleg+0x79/0x130 [ 430.345318][ C0] vfs_link+0x4ea/0x6e0 [ 430.345341][ C0] do_linkat+0x272/0x560 [ 430.345364][ C0] ? __pfx_do_linkat+0x10/0x10 [ 430.345384][ C0] ? getname_flags+0x1e5/0x540 [ 430.345400][ C0] __x64_sys_link+0x82/0x90 [ 430.345420][ C0] do_syscall_64+0xf6/0x210 [ 430.345438][ C0] ? clear_bhb_loop+0x45/0xa0 [ 430.345455][ C0] entry_SYSCALL_64_after_hwframe+0x77/0x7f [ 430.345470][ C0] RIP: 0033:0x7fecbfec2d89 [ 430.345494][ C0] Code: 28 00 00 00 75 05 48 83 c4 28 c3 e8 f1 17 00 00 90 48 89 f8 48 89 f7 48 89 d6 48 89 ca 4d 89 c2 4d 89 c8 4c 8b 4c 24 08 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 c7 c1 b8 ff ff ff f7 d8 64 89 01 48 [ 430.345506][ C0] RSP: 002b:00007ffc6f9c47b8 EFLAGS: 00000246 ORIG_RAX: 0000000000000056 [ 430.345521][ C0] RAX: ffffffffffffffda RBX: 0000000000000000 RCX: 00007fecbfec2d89 [ 430.345532][ C0] RDX: 0000000000000000 RSI: 0000200000000240 RDI: 00002000000001c0 [ 430.345542][ C0] RBP: 00000000000016e3 R08: 00000000000061c0 R09: 0000000000000000 [ 430.345551][ C0] R10: 00007ffc6f9c4680 R11: 0000000000000246 R12: 00007ffc6f9c4800 [ 430.345561][ C0] R13: 00007ffc6f9c48e0 R14: 431bde82d7b634db R15: 00007fecbff0b01d [ 430.345580][ C0] [ 430.346879][ T31] Kernel panic - not syncing: hung_task: blocked tasks [ 430.661286][ T31] CPU: 1 UID: 0 PID: 31 Comm: khungtaskd Not tainted 6.15.0-rc5-syzkaller-00123-g2c89c1b655c0 #0 PREEMPT(full) [ 430.673073][ T31] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 04/29/2025 [ 430.683115][ T31] Call Trace: [ 430.686385][ T31] [ 430.689303][ T31] dump_stack_lvl+0x99/0x250 [ 430.693886][ T31] ? __asan_memcpy+0x40/0x70 [ 430.698465][ T31] ? __pfx_dump_stack_lvl+0x10/0x10 [ 430.703652][ T31] ? __pfx__printk+0x10/0x10 [ 430.708238][ T31] panic+0x2db/0x790 [ 430.712124][ T31] ? __pfx_panic+0x10/0x10 [ 430.716525][ T31] ? tick_nohz_tick_stopped+0x86/0xb0 [ 430.721888][ T31] ? preempt_schedule_thunk+0x16/0x30 [ 430.727244][ T31] ? nmi_trigger_cpumask_backtrace+0x2b6/0x300 [ 430.733391][ T31] watchdog+0x102d/0x1030 [ 430.737711][ T31] ? watchdog+0x1de/0x1030 [ 430.742122][ T31] kthread+0x70e/0x8a0 [ 430.746185][ T31] ? __pfx_watchdog+0x10/0x10 [ 430.750852][ T31] ? __pfx_kthread+0x10/0x10 [ 430.755430][ T31] ? __pfx_kthread+0x10/0x10 [ 430.760003][ T31] ? _raw_spin_unlock_irq+0x23/0x50 [ 430.765185][ T31] ? lockdep_hardirqs_on+0x9c/0x150 [ 430.770370][ T31] ? __pfx_kthread+0x10/0x10 [ 430.774944][ T31] ret_from_fork+0x4b/0x80 [ 430.779341][ T31] ? __pfx_kthread+0x10/0x10 [ 430.783918][ T31] ret_from_fork_asm+0x1a/0x30 [ 430.788681][ T31] [ 430.791947][ T31] Kernel Offset: disabled [ 430.796263][ T31] Rebooting in 86400 seconds..