./strace-static-x86_64 -e \!wait4,clock_nanosleep,nanosleep -s 100 -x -f ./syz-executor3107701263 <...> Warning: Permanently added '10.128.1.97' (ED25519) to the list of known hosts. execve("./syz-executor3107701263", ["./syz-executor3107701263"], 0x7fff9cb5b2b0 /* 10 vars */) = 0 brk(NULL) = 0x555560ba1000 brk(0x555560ba1d00) = 0x555560ba1d00 arch_prctl(ARCH_SET_FS, 0x555560ba1380) = 0 set_tid_address(0x555560ba1650) = 5875 set_robust_list(0x555560ba1660, 24) = 0 rseq(0x555560ba1ca0, 0x20, 0, 0x53053053) = 0 prlimit64(0, RLIMIT_STACK, NULL, {rlim_cur=8192*1024, rlim_max=RLIM64_INFINITY}) = 0 readlink("/proc/self/exe", "/root/syz-executor3107701263", 4096) = 28 getrandom("\xc6\xed\x6d\x1b\x11\xf8\x41\xea", 8, GRND_NONBLOCK) = 8 brk(NULL) = 0x555560ba1d00 brk(0x555560bc2d00) = 0x555560bc2d00 brk(0x555560bc3000) = 0x555560bc3000 mprotect(0x7fd95c627000, 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, child_tidptr=0x555560ba1650) = 5876 ./strace-static-x86_64: Process 5876 attached [pid 5876] set_robust_list(0x555560ba1660, 24) = 0 [pid 5876] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 5876] setpgid(0, 0) = 0 [pid 5876] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 5876] write(3, "1000", 4) = 4 [pid 5876] close(3) = 0 [pid 5876] write(1, "executing program\n", 18executing program ) = 18 [pid 5876] socket(AF_UNIX, SOCK_STREAM, 0) = 3 [pid 5876] bind(3, {sa_family=AF_UNIX, sun_path="\xe9\x1f\x71\x89\x59\x1e\x92\x33\x61\x4b"}, 110) = 0 [pid 5876] openat(AT_FDCWD, "/dev/raw-gadget", O_RDWR) = 4 [pid 5876] ioctl(4, USB_RAW_IOCTL_INIT, 0x7fff7c499ce0) = 0 [pid 5876] ioctl(4, UI_DEV_CREATE or USB_RAW_IOCTL_RUN, 0) = 0 [pid 5876] ioctl(4, USB_RAW_IOCTL_EVENT_FETCH, 0x7fff7c499ce0) = 0 [pid 5876] ioctl(4, USB_RAW_IOCTL_EVENT_FETCH, 0x7fff7c499ce0) = 0 [pid 5876] ioctl(4, USB_RAW_IOCTL_EVENT_FETCH, 0x7fff7c499ce0) = 0 [pid 5876] ioctl(4, USB_RAW_IOCTL_EVENT_FETCH, 0x7fff7c499ce0) = 0 [pid 5876] ioctl(4, USB_RAW_IOCTL_EP0_WRITE, 0x7fff7c498cd0) = 18 [pid 5876] ioctl(4, USB_RAW_IOCTL_EVENT_FETCH, 0x7fff7c499ce0) = 0 [ 132.676351][ T43] usb 1-1: new high-speed USB device number 2 using dummy_hcd [pid 5876] ioctl(4, USB_RAW_IOCTL_EVENT_FETCH, 0x7fff7c499ce0) = 0 [pid 5876] ioctl(4, USB_RAW_IOCTL_EVENT_FETCH, 0x7fff7c499ce0) = 0 [pid 5876] ioctl(4, USB_RAW_IOCTL_EP0_WRITE, 0x7fff7c498cd0) = 18 [pid 5876] ioctl(4, USB_RAW_IOCTL_EVENT_FETCH, 0x7fff7c499ce0) = 0 [pid 5876] ioctl(4, USB_RAW_IOCTL_EP0_WRITE, 0x7fff7c498cd0) = 9 [pid 5876] ioctl(4, USB_RAW_IOCTL_EVENT_FETCH, 0x7fff7c499ce0) = 0 [pid 5876] ioctl(4, USB_RAW_IOCTL_EP0_WRITE, 0x7fff7c498cd0) = 18 [pid 5876] ioctl(4, USB_RAW_IOCTL_EVENT_FETCH, 0x7fff7c499ce0) = 0 [pid 5876] ioctl(4, USB_RAW_IOCTL_EP0_WRITE, 0x7fff7c498cd0) = 4 [pid 5876] ioctl(4, USB_RAW_IOCTL_EVENT_FETCH, 0x7fff7c499ce0) = 0 [pid 5876] ioctl(4, USB_RAW_IOCTL_EP0_WRITE, 0x7fff7c498cd0) = 8 [pid 5876] ioctl(4, USB_RAW_IOCTL_EVENT_FETCH, 0x7fff7c499ce0) = 0 [pid 5876] ioctl(4, USB_RAW_IOCTL_EP0_WRITE, 0x7fff7c498cd0) = 8 [ 132.870628][ T43] usb 1-1: config 0 has an invalid interface number: 1 but max is 0 [ 132.879118][ T43] usb 1-1: config 0 has no interface number 0 [pid 5876] ioctl(4, USB_RAW_IOCTL_EVENT_FETCH, 0x7fff7c499ce0) = 0 [pid 5876] ioctl(4, USB_RAW_IOCTL_EP0_WRITE, 0x7fff7c498cd0) = 8 [pid 5876] ioctl(4, USB_RAW_IOCTL_EVENT_FETCH, 0x7fff7c499ce0) = 0 [pid 5876] ioctl(4, USB_RAW_IOCTL_VBUS_DRAW, 0) = 0 [pid 5876] ioctl(4, USB_RAW_IOCTL_CONFIGURE, 0) = 0 [pid 5876] ioctl(4, USB_RAW_IOCTL_EP0_READ, 0x7fff7c498cd0) = 0 [ 132.945692][ T43] usb 1-1: New USB device found, idVendor=18b4, idProduct=fffb, bcdDevice=dc.7b [ 132.954864][ T43] usb 1-1: New USB device strings: Mfr=1, Product=2, SerialNumber=3 [ 132.963326][ T43] usb 1-1: Product: syz [ 132.967668][ T43] usb 1-1: Manufacturer: syz [ 132.972276][ T43] usb 1-1: SerialNumber: syz [ 132.980012][ T43] usb 1-1: config 0 descriptor?? [pid 5876] ioctl(4, USB_RAW_IOCTL_EVENT_FETCH, 0x7fff7c499d10) = 0 [pid 5876] ioctl(4, USB_RAW_IOCTL_EP0_WRITE, 0x7fff7c498d00) = 1 [ 133.221960][ T43] usb 1-1: dvb_usb_v2: found a 'E3C EC168 reference design' in warm state [ 133.234521][ T43] usb 1-1: dvb_usb_v2: will pass the complete MPEG2 transport stream to the software demuxer [ 133.245429][ T43] dvbdev: DVB: registering new adapter (E3C EC168 reference design) [ 133.253556][ T43] usb 1-1: media controller created [ 133.271668][ T43] dvbdev: dvb_create_media_entity: media entity 'dvb-demux' registered. [pid 5876] openat(AT_FDCWD, "/dev/i2c-1", O_RDWR|O_APPEND) = 5 [pid 5876] writev(5, NULL, 0) = 0 [pid 5876] listen(3, 0) = 0 [ 134.366735][ T43] i2c i2c-1: ec100: i2c rd failed=-110 reg=33 [pid 5876] mount("\xe9\x1f\x71\x89\x59\x1e\x92\x33\x61\x4b", "\xe9\x1f\x71\x89\x59\x1e\x92\x33\x61\x4b", "9p", MS_I_VERSION, "trans=unix," [pid 5875] kill(-5876, SIGKILL) = 0 [pid 5875] kill(5876, SIGKILL) = 0 [pid 5875] openat(AT_FDCWD, "/sys/fs/fuse/connections", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY) = 3 [pid 5875] newfstatat(3, "", {st_mode=S_IFDIR|0755, st_size=0, ...}, AT_EMPTY_PATH) = 0 [pid 5875] getdents64(3, 0x555560ba26f0 /* 2 entries */, 32768) = 48 [pid 5875] getdents64(3, 0x555560ba26f0 /* 0 entries */, 32768) = 0 [pid 5875] close(3) = 0 [ 194.469478][ T5219] udevd[5219]: worker [5878] /devices/platform/dummy_hcd.0/usb1/1-1 is taking a long time [ 286.686191][ T31] INFO: task kworker/1:1:43 blocked for more than 143 seconds. [ 286.693775][ T31] Not tainted 6.16.0-rc6-next-20250714-syzkaller #0 [ 286.701002][ T31] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 286.709862][ T31] task:kworker/1:1 state:D stack:21208 pid:43 tgid:43 ppid:2 task_flags:0x4208060 flags:0x00004000 [ 286.721955][ T31] Workqueue: usb_hub_wq hub_event [ 286.727104][ T31] Call Trace: [ 286.730397][ T31] [ 286.733324][ T31] __schedule+0x16f5/0x4d00 [ 286.737885][ T31] ? schedule+0x165/0x360 [ 286.742250][ T31] ? __lock_acquire+0xab9/0xd20 [ 286.747151][ T31] ? __pfx___schedule+0x10/0x10 [ 286.752024][ T31] ? schedule+0x91/0x360 [ 286.756316][ T31] schedule+0x165/0x360 [ 286.760486][ T31] schedule_timeout+0x9a/0x270 [ 286.765246][ T31] ? __pfx_schedule_timeout+0x10/0x10 [ 286.770668][ T31] ? _raw_spin_unlock_irq+0x23/0x50 [ 286.775877][ T31] ? lockdep_hardirqs_on+0x9c/0x150 [ 286.781148][ T31] ? wait_for_completion+0x267/0x5d0 [ 286.786478][ T31] wait_for_completion+0x2bf/0x5d0 [ 286.791587][ T31] ? __pfx_wait_for_completion+0x10/0x10 [ 286.797288][ T31] i2c_del_adapter+0x581/0x6e0 [ 286.802068][ T31] ? lockdep_hardirqs_on+0x9c/0x150 [ 286.807314][ T31] ? __pfx_i2c_del_adapter+0x10/0x10 [ 286.812617][ T31] ? dvb_usbv2_exit+0x85a/0x9e0 [ 286.817545][ T31] dvb_usbv2_probe+0x4ae/0x41a0 [ 286.822499][ T31] ? __pfx_dvb_usbv2_probe+0x10/0x10 [ 286.827845][ T31] ? __pm_runtime_set_status+0x785/0xa50 [ 286.833517][ T31] usb_probe_interface+0x637/0xbf0 [ 286.838716][ T31] ? __pfx_usb_probe_interface+0x10/0x10 [ 286.844383][ T31] really_probe+0x26d/0x9e0 [ 286.848943][ T31] __driver_probe_device+0x18c/0x2f0 [ 286.854254][ T31] driver_probe_device+0x4f/0x430 [ 286.859348][ T31] __device_attach_driver+0x2ce/0x530 [ 286.864745][ T31] bus_for_each_drv+0x24e/0x2e0 [ 286.869669][ T31] ? __pfx___device_attach_driver+0x10/0x10 [ 286.875608][ T31] ? __pfx_bus_for_each_drv+0x10/0x10 [ 286.881069][ T31] __device_attach+0x2b8/0x400 [ 286.885863][ T31] ? __pfx___device_attach+0x10/0x10 [ 286.891213][ T31] ? do_raw_spin_unlock+0x122/0x240 [ 286.896478][ T31] bus_probe_device+0x185/0x260 [ 286.901337][ T31] device_add+0x7b6/0xb50 [ 286.905669][ T31] usb_set_configuration+0x1a87/0x20e0 [ 286.911215][ T31] usb_generic_driver_probe+0x8d/0x150 [ 286.916755][ T31] usb_probe_device+0x1c1/0x390 [ 286.921608][ T31] ? __pfx_usb_probe_device+0x10/0x10 [ 286.927146][ T31] really_probe+0x26d/0x9e0 [ 286.931716][ T31] __driver_probe_device+0x18c/0x2f0 [ 286.937078][ T31] driver_probe_device+0x4f/0x430 [ 286.942145][ T31] __device_attach_driver+0x2ce/0x530 [ 286.947608][ T31] bus_for_each_drv+0x24e/0x2e0 [ 286.952504][ T31] ? __pfx___device_attach_driver+0x10/0x10 [ 286.958501][ T31] ? __pfx_bus_for_each_drv+0x10/0x10 [ 286.963930][ T31] __device_attach+0x2b8/0x400 [ 286.968818][ T31] ? __pfx___device_attach+0x10/0x10 [ 286.974380][ T31] ? do_raw_spin_unlock+0x122/0x240 [ 286.979724][ T31] bus_probe_device+0x185/0x260 [ 286.984614][ T31] device_add+0x7b6/0xb50 [ 286.989070][ T31] usb_new_device+0xa39/0x16f0 [ 286.993880][ T31] ? __pfx_usb_new_device+0x10/0x10 [ 286.999167][ T31] ? _raw_spin_unlock_irq+0x23/0x50 [ 287.004392][ T31] ? lockdep_hardirqs_on+0x9c/0x150 [ 287.009635][ T31] hub_event+0x2941/0x4a00 [ 287.014139][ T31] ? __pfx_hub_event+0x10/0x10 [ 287.018981][ T31] ? process_scheduled_works+0x9ef/0x17b0 [ 287.024728][ T31] ? _raw_spin_unlock_irq+0x23/0x50 [ 287.029963][ T31] ? process_scheduled_works+0x9ef/0x17b0 [ 287.035707][ T31] ? process_scheduled_works+0x9ef/0x17b0 [ 287.041493][ T31] process_scheduled_works+0xae1/0x17b0 [ 287.047140][ T31] ? __pfx_process_scheduled_works+0x10/0x10 [ 287.053133][ T31] worker_thread+0x8a0/0xda0 [ 287.057776][ T31] ? __pfx__raw_spin_unlock_irqrestore+0x10/0x10 [ 287.064124][ T31] ? __kthread_parkme+0x7b/0x200 [ 287.069110][ T31] kthread+0x70e/0x8a0 [ 287.073191][ T31] ? __pfx_worker_thread+0x10/0x10 [ 287.078389][ T31] ? __pfx_kthread+0x10/0x10 [ 287.083009][ T31] ? _raw_spin_unlock_irq+0x23/0x50 [ 287.088384][ T31] ? lockdep_hardirqs_on+0x9c/0x150 [ 287.093600][ T31] ? __pfx_kthread+0x10/0x10 [ 287.098273][ T31] ret_from_fork+0x3f9/0x770 [ 287.102911][ T31] ? __pfx_ret_from_fork+0x10/0x10 [ 287.108082][ T31] ? __switch_to_asm+0x39/0x70 [ 287.112863][ T31] ? __switch_to_asm+0x33/0x70 [ 287.117674][ T31] ? __pfx_kthread+0x10/0x10 [ 287.122276][ T31] ret_from_fork_asm+0x1a/0x30 [ 287.127088][ T31] [ 287.133229][ T31] [ 287.133229][ T31] Showing all locks held in the system: [ 287.141071][ T31] 1 lock held by khungtaskd/31: [ 287.145944][ T31] #0: ffffffff8e53eca0 (rcu_read_lock){....}-{1:3}, at: debug_show_all_locks+0x2e/0x180 [ 287.155911][ T31] 5 locks held by kworker/1:1/43: [ 287.161024][ T31] #0: ffff8880222cc948 ((wq_completion)usb_hub_wq){+.+.}-{0:0}, at: process_scheduled_works+0x9b4/0x17b0 [ 287.172410][ T31] #1: ffffc90000b37bc0 ((work_completion)(&hub->events)){+.+.}-{0:0}, at: process_scheduled_works+0x9ef/0x17b0 [ 287.184385][ T31] #2: ffff888028217198 (&dev->mutex){....}-{4:4}, at: hub_event+0x184/0x4a00 [ 287.193331][ T31] #3: ffff888143e80198 (&dev->mutex){....}-{4:4}, at: __device_attach+0x88/0x400 [ 287.202627][ T31] #4: ffff888143e8e160 (&dev->mutex){....}-{4:4}, at: __device_attach+0x88/0x400 [ 287.211998][ T31] 2 locks held by getty/5608: [ 287.216746][ T31] #0: ffff88814d4fa0a0 (&tty->ldisc_sem){++++}-{0:0}, at: tty_ldisc_ref_wait+0x25/0x70 [ 287.226568][ T31] #1: ffffc9000332e2f0 (&ldata->atomic_read_lock){+.+.}-{4:4}, at: n_tty_read+0x43e/0x1400 [ 287.236775][ T31] 4 locks held by udevd/5878: [ 287.241463][ T31] #0: ffff888030974c30 (&p->lock){+.+.}-{4:4}, at: seq_read_iter+0xb7/0xe10 [ 287.250485][ T31] #1: ffff888030c36888 (&of->mutex#2){+.+.}-{4:4}, at: kernfs_seq_start+0x55/0x3c0 [ 287.259999][ T31] #2: ffff8880323615a8 (kn->active#30){.+.+}-{0:0}, at: kernfs_seq_start+0x75/0x3c0 [ 287.269559][ T31] #3: ffff888143e80198 (&dev->mutex){....}-{4:4}, at: manufacturer_show+0x26/0xa0 [ 287.278945][ T31] [ 287.281277][ T31] ============================================= [ 287.281277][ T31] [ 287.289711][ T31] NMI backtrace for cpu 1 [ 287.289725][ T31] CPU: 1 UID: 0 PID: 31 Comm: khungtaskd Not tainted 6.16.0-rc6-next-20250714-syzkaller #0 PREEMPT(full) [ 287.289746][ T31] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 05/07/2025 [ 287.289757][ T31] Call Trace: [ 287.289765][ T31] [ 287.289773][ T31] dump_stack_lvl+0x189/0x250 [ 287.289800][ T31] ? __wake_up_klogd+0xd9/0x110 [ 287.289821][ T31] ? __pfx_dump_stack_lvl+0x10/0x10 [ 287.289846][ T31] ? __pfx__printk+0x10/0x10 [ 287.289884][ T31] nmi_cpu_backtrace+0x39e/0x3d0 [ 287.289921][ T31] ? __pfx_nmi_cpu_backtrace+0x10/0x10 [ 287.289943][ T31] ? _printk+0xcf/0x120 [ 287.289972][ T31] ? __pfx__printk+0x10/0x10 [ 287.289999][ T31] ? __pfx_nmi_raise_cpu_backtrace+0x10/0x10 [ 287.290023][ T31] nmi_trigger_cpumask_backtrace+0x17a/0x300 [ 287.290050][ T31] watchdog+0xfee/0x1030 [ 287.290071][ T31] ? watchdog+0x1de/0x1030 [ 287.290094][ T31] kthread+0x70e/0x8a0 [ 287.290111][ T31] ? __pfx_watchdog+0x10/0x10 [ 287.290126][ T31] ? __pfx_kthread+0x10/0x10 [ 287.290142][ T31] ? _raw_spin_unlock_irq+0x23/0x50 [ 287.290157][ T31] ? lockdep_hardirqs_on+0x9c/0x150 [ 287.290172][ T31] ? __pfx_kthread+0x10/0x10 [ 287.290187][ T31] ret_from_fork+0x3f9/0x770 [ 287.290210][ T31] ? __pfx_ret_from_fork+0x10/0x10 [ 287.290233][ T31] ? __switch_to_asm+0x39/0x70 [ 287.290247][ T31] ? __switch_to_asm+0x33/0x70 [ 287.290260][ T31] ? __pfx_kthread+0x10/0x10 [ 287.290275][ T31] ret_from_fork_asm+0x1a/0x30 [ 287.290304][ T31] [ 287.290310][ T31] Sending NMI from CPU 1 to CPUs 0: [ 287.446350][ C0] NMI backtrace for cpu 0 [ 287.446367][ C0] CPU: 0 UID: 0 PID: 0 Comm: swapper/0 Not tainted 6.16.0-rc6-next-20250714-syzkaller #0 PREEMPT(full) [ 287.446384][ C0] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 05/07/2025 [ 287.446393][ C0] RIP: 0010:pv_native_safe_halt+0x13/0x20 [ 287.446415][ C0] Code: d3 de 02 00 cc cc cc 90 90 90 90 90 90 90 90 90 90 90 90 90 90 90 90 f3 0f 1e fa 66 90 0f 00 2d 93 aa 29 00 f3 0f 1e fa fb f4 cc cc cc cc cc cc cc cc cc cc cc cc 90 90 90 90 90 90 90 90 90 [ 287.446427][ C0] RSP: 0018:ffffffff8e207d80 EFLAGS: 000002c6 [ 287.446442][ C0] RAX: de8b13511745b300 RBX: ffffffff81972dc8 RCX: de8b13511745b300 [ 287.446453][ C0] RDX: 0000000000000001 RSI: ffffffff8dc6695d RDI: ffffffff8c04dfc0 [ 287.446463][ C0] RBP: ffffffff8e207ea8 R08: ffff8880b8632f5b R09: 1ffff110170c65eb [ 287.446473][ C0] R10: dffffc0000000000 R11: ffffed10170c65ec R12: ffffffff8fe3bf30 [ 287.446483][ C0] R13: 0000000000000000 R14: 0000000000000000 R15: 1ffffffff1c52a58 [ 287.446493][ C0] FS: 0000000000000000(0000) GS:ffff8881257b4000(0000) knlGS:0000000000000000 [ 287.446505][ C0] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 287.446515][ C0] CR2: 000055edef648168 CR3: 000000000e338000 CR4: 00000000003526f0 [ 287.446530][ C0] Call Trace: [ 287.446537][ C0] [ 287.446543][ C0] default_idle+0x13/0x20 [ 287.446560][ C0] default_idle_call+0x74/0xb0 [ 287.446577][ C0] do_idle+0x1e8/0x510 [ 287.446599][ C0] ? __pfx_do_idle+0x10/0x10 [ 287.446623][ C0] cpu_startup_entry+0x44/0x60 [ 287.446641][ C0] rest_init+0x2de/0x300 [ 287.446658][ C0] ? __pfx_x86_late_time_init+0x10/0x10 [ 287.446679][ C0] start_kernel+0x47d/0x500 [ 287.446697][ C0] x86_64_start_reservations+0x24/0x30 [ 287.446716][ C0] x86_64_start_kernel+0x143/0x1c0 [ 287.446734][ C0] common_startup_64+0x13e/0x147 [ 287.446755][ C0] [ 287.447337][ T31] Kernel panic - not syncing: hung_task: blocked tasks [ 287.447352][ T31] CPU: 1 UID: 0 PID: 31 Comm: khungtaskd Not tainted 6.16.0-rc6-next-20250714-syzkaller #0 PREEMPT(full) [ 287.447371][ T31] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 05/07/2025 [ 287.447381][ T31] Call Trace: [ 287.447388][ T31] [ 287.447396][ T31] dump_stack_lvl+0x99/0x250 [ 287.447422][ T31] ? __asan_memcpy+0x40/0x70 [ 287.447443][ T31] ? __pfx_dump_stack_lvl+0x10/0x10 [ 287.447466][ T31] ? __pfx__printk+0x10/0x10 [ 287.447499][ T31] vpanic+0x281/0x750 [ 287.447522][ T31] ? __pfx_vpanic+0x10/0x10 [ 287.447538][ T31] ? __x2apic_send_IPI_mask+0x1e4/0x260 [ 287.447563][ T31] ? lockdep_hardirqs_on+0x9c/0x150 [ 287.447590][ T31] panic+0xb9/0xc0 [ 287.447610][ T31] ? __pfx_panic+0x10/0x10 [ 287.447632][ T31] ? irq_work_queue+0xc3/0x140 [ 287.447655][ T31] ? nmi_trigger_cpumask_backtrace+0x234/0x300 [ 287.447680][ T31] watchdog+0x102d/0x1030 [ 287.447701][ T31] ? watchdog+0x1de/0x1030 [ 287.447725][ T31] kthread+0x70e/0x8a0 [ 287.447744][ T31] ? __pfx_watchdog+0x10/0x10 [ 287.447761][ T31] ? __pfx_kthread+0x10/0x10 [ 287.447779][ T31] ? _raw_spin_unlock_irq+0x23/0x50 [ 287.447795][ T31] ? lockdep_hardirqs_on+0x9c/0x150 [ 287.447811][ T31] ? __pfx_kthread+0x10/0x10 [ 287.447827][ T31] ret_from_fork+0x3f9/0x770 [ 287.447850][ T31] ? __pfx_ret_from_fork+0x10/0x10 [ 287.447882][ T31] ? __switch_to_asm+0x39/0x70 [ 287.447896][ T31] ? __switch_to_asm+0x33/0x70 [ 287.447910][ T31] ? __pfx_kthread+0x10/0x10 [ 287.447927][ T31] ret_from_fork_asm+0x1a/0x30 [ 287.447957][ T31] [ 287.788096][ T31] Kernel Offset: disabled [ 287.792423][ T31] Rebooting in 86400 seconds..