Warning: Permanently added '10.128.0.174' (ECDSA) to the list of known hosts. executing program syzkaller login: [ 47.757870][ T21] usb 1-1: new high-speed USB device number 2 using dummy_hcd [ 47.997921][ T21] usb 1-1: Using ep0 maxpacket: 8 [ 48.117935][ T21] usb 1-1: config 0 has an invalid interface number: 235 but max is 0 [ 48.126389][ T21] usb 1-1: config 0 has an invalid descriptor of length 0, skipping remainder of the config [ 48.136681][ T21] usb 1-1: config 0 has no interface number 0 [ 48.142861][ T21] usb 1-1: New USB device found, idVendor=1618, idProduct=9113, bcdDevice=19.d3 [ 48.152165][ T21] usb 1-1: New USB device strings: Mfr=0, Product=0, SerialNumber=0 [ 48.162067][ T21] usb 1-1: config 0 descriptor?? [ 48.211798][ T21] rsi_91x: rsi_probe: Initialized os intf ops executing program [ 48.598277][ T21] rsi_91x: rsi_usb_reg_read: Reg read failed with error code :-71 [ 48.606165][ T21] rsi_91x: rsi_hal_prepare_fwload: REGOUT read failed [ 48.613088][ T21] rsi_91x: rsi_probe: Failed in device init [ 48.620581][ T21] ------------[ cut here ]------------ [ 48.627353][ T21] ODEBUG: free active (active state 0) object type: timer_list hint: bl_cmd_timeout+0x0/0x40 [ 48.637853][ T21] WARNING: CPU: 1 PID: 21 at lib/debugobjects.c:325 debug_print_object+0x160/0x250 [ 48.647232][ T21] Kernel panic - not syncing: panic_on_warn set ... [ 48.654055][ T21] CPU: 1 PID: 21 Comm: kworker/1:1 Not tainted 5.2.0-rc6+ #13 [ 48.661582][ T21] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 48.671770][ T21] Workqueue: usb_hub_wq hub_event [ 48.676791][ T21] Call Trace: [ 48.680173][ T21] dump_stack+0xca/0x13e [ 48.684546][ T21] ? debug_print_object+0xe0/0x250 [ 48.690022][ T21] panic+0x292/0x6c9 [ 48.694359][ T21] ? __warn_printk+0xf3/0xf3 [ 48.698956][ T21] ? debug_print_object+0x160/0x250 [ 48.704201][ T21] ? __probe_kernel_read+0x16c/0x1b0 [ 48.709493][ T21] ? __warn.cold+0x5/0x4b [ 48.713870][ T21] ? __warn+0xe4/0x1c0 [ 48.717988][ T21] ? debug_print_object+0x160/0x250 [ 48.723299][ T21] __warn.cold+0x20/0x4b [ 48.727552][ T21] ? debug_print_object+0x160/0x250 [ 48.732779][ T21] report_bug+0x262/0x2a0 [ 48.737208][ T21] do_error_trap+0x12b/0x1e0 [ 48.741870][ T21] ? debug_print_object+0x160/0x250 [ 48.747083][ T21] do_invalid_op+0x32/0x40 [ 48.751706][ T21] ? debug_print_object+0x160/0x250 [ 48.757158][ T21] invalid_op+0x14/0x20 [ 48.761372][ T21] RIP: 0010:debug_print_object+0x160/0x250 [ 48.767180][ T21] Code: dd e0 16 da 85 48 89 fa 48 c1 ea 03 80 3c 02 00 0f 85 bf 00 00 00 48 8b 14 dd e0 16 da 85 48 c7 c7 c0 0c da 85 e8 db c7 33 ff <0f> 0b 83 05 43 3c ce 05 01 48 83 c4 20 5b 5d 41 5c 41 5d c3 48 89 [ 48.787036][ T21] RSP: 0018:ffff8881d9eff0b8 EFLAGS: 00010082 [ 48.793232][ T21] RAX: 0000000000000000 RBX: 0000000000000003 RCX: 0000000000000000 [ 48.801261][ T21] RDX: 0000000000000000 RSI: ffffffff8127ef3d RDI: ffffed103b3dfe09 [ 48.809365][ T21] RBP: 0000000000000001 R08: ffff8881d9e36000 R09: ffffed103b663ed7 [ 48.817471][ T21] R10: ffffed103b663ed6 R11: ffff8881db31f6b7 R12: ffffffff86f04760 [ 48.825537][ T21] R13: ffffffff812db3c0 R14: ffffffff893e9128 R15: ffff8881cf5381e0 [ 48.833728][ T21] ? calc_wheel_index+0x220/0x220 [ 48.838749][ T21] ? vprintk_func+0x7d/0x113 [ 48.843343][ T21] ? debug_print_object+0x160/0x250 [ 48.848579][ T21] debug_check_no_obj_freed+0x2a3/0x42e [ 48.854145][ T21] ? kfree+0xbc/0x280 [ 48.858134][ T21] ? rsi_probe+0xcec/0x15a0 [ 48.862634][ T21] kfree+0x101/0x280 [ 48.866525][ T21] rsi_probe+0xcec/0x15a0 [ 48.870967][ T21] ? rsi_disconnect+0x630/0x630 [ 48.876025][ T21] ? lock_set_class+0x2c0/0x5f0 [ 48.880948][ T21] ? __pm_runtime_resume+0x111/0x180 [ 48.886309][ T21] usb_probe_interface+0x305/0x7a0 [ 48.891608][ T21] ? usb_probe_device+0x100/0x100 [ 48.896768][ T21] really_probe+0x281/0x660 [ 48.901377][ T21] driver_probe_device+0x104/0x210 [ 48.906714][ T21] __device_attach_driver+0x1c2/0x220 [ 48.912099][ T21] ? driver_allows_async_probing+0x160/0x160 [ 48.918527][ T21] bus_for_each_drv+0x15c/0x1e0 [ 48.923400][ T21] ? bus_rescan_devices+0x20/0x20 [ 48.928475][ T21] ? _raw_spin_unlock_irqrestore+0x3e/0x50 [ 48.934290][ T21] ? lockdep_hardirqs_on+0x379/0x580 [ 48.939720][ T21] __device_attach+0x217/0x360 [ 48.944488][ T21] ? device_bind_driver+0xd0/0xd0 [ 48.949502][ T21] ? kobject_uevent_env+0x29e/0x1150 [ 48.955050][ T21] ? kobject_uevent_env+0x2a8/0x1150 [ 48.960336][ T21] bus_probe_device+0x1e4/0x290 [ 48.965322][ T21] ? blocking_notifier_call_chain+0x54/0xa0 [ 48.971231][ T21] device_add+0xae6/0x16f0 [ 48.975692][ T21] ? uevent_store+0x50/0x50 [ 48.980198][ T21] ? _raw_spin_unlock_irqrestore+0x3e/0x50 [ 48.986234][ T21] usb_set_configuration+0xdf6/0x1670 [ 48.991760][ T21] generic_probe+0x9d/0xd5 [ 48.996274][ T21] usb_probe_device+0x99/0x100 [ 49.001065][ T21] ? usb_suspend+0x620/0x620 [ 49.005702][ T21] really_probe+0x281/0x660 [ 49.010216][ T21] driver_probe_device+0x104/0x210 [ 49.015526][ T21] __device_attach_driver+0x1c2/0x220 [ 49.020903][ T21] ? driver_allows_async_probing+0x160/0x160 [ 49.026891][ T21] bus_for_each_drv+0x15c/0x1e0 [ 49.031749][ T21] ? bus_rescan_devices+0x20/0x20 [ 49.036903][ T21] ? _raw_spin_unlock_irqrestore+0x3e/0x50 [ 49.042982][ T21] ? lockdep_hardirqs_on+0x379/0x580 [ 49.048357][ T21] __device_attach+0x217/0x360 [ 49.053260][ T21] ? device_bind_driver+0xd0/0xd0 [ 49.058598][ T21] ? kobject_uevent_env+0x29e/0x1150 [ 49.063988][ T21] ? kobject_uevent_env+0x2a8/0x1150 [ 49.069379][ T21] bus_probe_device+0x1e4/0x290 [ 49.074297][ T21] ? blocking_notifier_call_chain+0x54/0xa0 [ 49.080419][ T21] device_add+0xae6/0x16f0 [ 49.084862][ T21] ? uevent_store+0x50/0x50 [ 49.089371][ T21] usb_new_device.cold+0x8c1/0x1016 [ 49.094575][ T21] ? usb_port_suspend+0xa40/0xa40 [ 49.099654][ T21] ? mark_held_locks+0x9f/0xe0 [ 49.104520][ T21] ? _raw_spin_unlock_irq+0x24/0x30 [ 49.109891][ T21] hub_event+0x1ada/0x3590 [ 49.114325][ T21] ? hub_port_debounce+0x260/0x260 [ 49.119816][ T21] process_one_work+0x905/0x1570 [ 49.124766][ T21] ? pwq_dec_nr_in_flight+0x310/0x310 [ 49.130179][ T21] ? do_raw_spin_lock+0x11a/0x280 [ 49.135234][ T21] worker_thread+0x96/0xe20 [ 49.139740][ T21] ? process_one_work+0x1570/0x1570 [ 49.145206][ T21] kthread+0x30b/0x410 [ 49.149446][ T21] ? kthread_park+0x1a0/0x1a0 [ 49.154137][ T21] ret_from_fork+0x24/0x30 [ 49.158541][ T21] [ 49.158544][ T21] ====================================================== [ 49.158547][ T21] WARNING: possible circular locking dependency detected [ 49.158549][ T21] 5.2.0-rc6+ #13 Not tainted [ 49.158552][ T21] ------------------------------------------------------ [ 49.158554][ T21] kworker/1:1/21 is trying to acquire lock: [ 49.158556][ T21] 00000000ba345af6 ((console_sem).lock){-.-.}, at: down_trylock+0xe/0x60 [ 49.158563][ T21] [ 49.158565][ T21] but task is already holding lock: [ 49.158567][ T21] 000000004c93b922 (&obj_hash[i].lock){-.-.}, at: debug_check_no_obj_freed+0xc4/0x42e [ 49.158576][ T21] [ 49.158580][ T21] which lock already depends on the new lock. [ 49.158581][ T21] [ 49.158583][ T21] [ 49.158585][ T21] the existing dependency chain (in reverse order) is: [ 49.158586][ T21] [ 49.158587][ T21] -> #3 (&obj_hash[i].lock){-.-.}: [ 49.158594][ T21] _raw_spin_lock_irqsave+0x32/0x50 [ 49.158597][ T21] __debug_object_init+0xb7/0xac0 [ 49.158599][ T21] hrtimer_init+0x27/0x260 [ 49.158601][ T21] init_dl_task_timer+0x17/0x50 [ 49.158603][ T21] __sched_fork.isra.0+0x207/0x460 [ 49.158605][ T21] init_idle+0x6c/0x760 [ 49.158607][ T21] sched_init+0x91f/0x9bc [ 49.158609][ T21] start_kernel+0x347/0x81a [ 49.158611][ T21] secondary_startup_64+0xa4/0xb0 [ 49.158612][ T21] [ 49.158613][ T21] -> #2 (&rq->lock){-.-.}: [ 49.158620][ T21] _raw_spin_lock+0x27/0x40 [ 49.158622][ T21] task_fork_fair+0x37/0x550 [ 49.158623][ T21] sched_fork+0x3a4/0x8d0 [ 49.158626][ T21] copy_process.part.0+0x16c1/0x63a0 [ 49.158628][ T21] _do_fork+0x233/0xec0 [ 49.158629][ T21] kernel_thread+0x2f/0x40 [ 49.158631][ T21] rest_init+0x23/0x371 [ 49.158633][ T21] start_kernel+0x7e0/0x81a [ 49.158635][ T21] secondary_startup_64+0xa4/0xb0 [ 49.158636][ T21] [ 49.158638][ T21] -> #1 (&p->pi_lock){-.-.}: [ 49.158646][ T21] _raw_spin_lock_irqsave+0x32/0x50 [ 49.158648][ T21] try_to_wake_up+0x80/0x1410 [ 49.158649][ T21] up+0x92/0xe0 [ 49.158651][ T21] __up_console_sem+0x42/0x80 [ 49.158653][ T21] console_unlock+0x5ab/0xbf0 [ 49.158655][ T21] vprintk_emit+0x171/0x3e0 [ 49.158657][ T21] vprintk_func+0x75/0x113 [ 49.158659][ T21] printk+0xba/0xed [ 49.158661][ T21] do_exit.cold+0x148/0x230 [ 49.158663][ T21] do_group_exit+0x125/0x350 [ 49.158665][ T21] __x64_sys_exit_group+0x3a/0x50 [ 49.158667][ T21] do_syscall_64+0xb7/0x560 [ 49.158669][ T21] entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 49.158670][ T21] [ 49.158672][ T21] -> #0 ((console_sem).lock){-.-.}: [ 49.158678][ T21] lock_acquire+0x100/0x2b0 [ 49.158681][ T21] _raw_spin_lock_irqsave+0x32/0x50 [ 49.158682][ T21] down_trylock+0xe/0x60 [ 49.158685][ T21] __down_trylock_console_sem+0x31/0xc0 [ 49.158687][ T21] console_trylock+0x12/0x90 [ 49.158689][ T21] vprintk_emit+0x158/0x3e0 [ 49.158691][ T21] vprintk_func+0x75/0x113 [ 49.158692][ T21] printk+0xba/0xed [ 49.158694][ T21] __warn_printk+0x9b/0xf3 [ 49.158696][ T21] debug_print_object+0x160/0x250 [ 49.158708][ T21] debug_check_no_obj_freed+0x2a3/0x42e [ 49.158710][ T21] kfree+0x101/0x280 [ 49.158712][ T21] rsi_probe+0xcec/0x15a0 [ 49.158714][ T21] usb_probe_interface+0x305/0x7a0 [ 49.158716][ T21] really_probe+0x281/0x660 [ 49.158718][ T21] driver_probe_device+0x104/0x210 [ 49.158720][ T21] __device_attach_driver+0x1c2/0x220 [ 49.158722][ T21] bus_for_each_drv+0x15c/0x1e0 [ 49.158724][ T21] __device_attach+0x217/0x360 [ 49.158727][ T21] bus_probe_device+0x1e4/0x290 [ 49.158729][ T21] device_add+0xae6/0x16f0 [ 49.158731][ T21] usb_set_configuration+0xdf6/0x1670 [ 49.158733][ T21] generic_probe+0x9d/0xd5 [ 49.158735][ T21] usb_probe_device+0x99/0x100 [ 49.158737][ T21] really_probe+0x281/0x660 [ 49.158739][ T21] driver_probe_device+0x104/0x210 [ 49.158741][ T21] __device_attach_driver+0x1c2/0x220 [ 49.158743][ T21] bus_for_each_drv+0x15c/0x1e0 [ 49.158745][ T21] __device_attach+0x217/0x360 [ 49.158747][ T21] bus_probe_device+0x1e4/0x290 [ 49.158749][ T21] device_add+0xae6/0x16f0 [ 49.158751][ T21] usb_new_device.cold+0x8c1/0x1016 [ 49.158753][ T21] hub_event+0x1ada/0x3590 [ 49.158755][ T21] process_one_work+0x905/0x1570 [ 49.158757][ T21] worker_thread+0x96/0xe20 [ 49.158759][ T21] kthread+0x30b/0x410 [ 49.158761][ T21] ret_from_fork+0x24/0x30 [ 49.158762][ T21] [ 49.158764][ T21] other info that might help us debug this: [ 49.158765][ T21] [ 49.158767][ T21] Chain exists of: [ 49.158768][ T21] (console_sem).lock --> &rq->lock --> &obj_hash[i].lock [ 49.158777][ T21] [ 49.158779][ T21] Possible unsafe locking scenario: [ 49.158780][ T21] [ 49.158782][ T21] CPU0 CPU1 [ 49.158784][ T21] ---- ---- [ 49.158785][ T21] lock(&obj_hash[i].lock); [ 49.158790][ T21] lock(&rq->lock); [ 49.158794][ T21] lock(&obj_hash[i].lock); [ 49.158798][ T21] lock((console_sem).lock); [ 49.158802][ T21] [ 49.158803][ T21] *** DEADLOCK *** [ 49.158804][ T21] [ 49.158806][ T21] 6 locks held by kworker/1:1/21: [ 49.158807][ T21] #0: 000000004f3b8f08 ((wq_completion)usb_hub_wq){+.+.}, at: process_one_work+0x81a/0x1570 [ 49.158816][ T21] #1: 00000000a6e2897c ((work_completion)(&hub->events)){+.+.}, at: process_one_work+0x84e/0x1570 [ 49.158825][ T21] #2: 00000000a3d96157 (&dev->mutex){....}, at: hub_event+0x179/0x3590 [ 49.158833][ T21] #3: 00000000458db67e (&dev->mutex){....}, at: __device_attach+0x7b/0x360 [ 49.158841][ T21] #4: 000000007395b5ee (&dev->mutex){....}, at: __device_attach+0x7b/0x360 [ 49.158849][ T21] #5: 000000004c93b922 (&obj_hash[i].lock){-.-.}, at: debug_check_no_obj_freed+0xc4/0x42e [ 49.158857][ T21] [ 49.158859][ T21] stack backtrace: [ 49.158862][ T21] CPU: 1 PID: 21 Comm: kworker/1:1 Not tainted 5.2.0-rc6+ #13 [ 49.158865][ T21] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 49.158867][ T21] Workqueue: usb_hub_wq hub_event [ 49.158870][ T21] Call Trace: [ 49.158871][ T21] dump_stack+0xca/0x13e [ 49.158874][ T21] print_circular_bug.cold+0x1c4/0x282 [ 49.158875][ T21] __lock_acquire+0x3654/0x5340 [ 49.158877][ T21] ? mark_held_locks+0xe0/0xe0 [ 49.158879][ T21] ? enable_ptr_key_workfn+0x30/0x30 [ 49.158881][ T21] ? kvm_sched_clock_read+0x14/0x30 [ 49.158883][ T21] lock_acquire+0x100/0x2b0 [ 49.158885][ T21] ? down_trylock+0xe/0x60 [ 49.158887][ T21] ? vprintk_emit+0x158/0x3e0 [ 49.158889][ T21] _raw_spin_lock_irqsave+0x32/0x50 [ 49.158890][ T21] ? down_trylock+0xe/0x60 [ 49.158892][ T21] down_trylock+0xe/0x60 [ 49.158894][ T21] ? vprintk_emit+0x158/0x3e0 [ 49.158896][ T21] ? vprintk_emit+0x158/0x3e0 [ 49.158898][ T21] __down_trylock_console_sem+0x31/0xc0 [ 49.158900][ T21] console_trylock+0x12/0x90 [ 49.158901][ T21] vprintk_emit+0x158/0x3e0 [ 49.158906][ T21] ? calc_wheel_index+0x220/0x220 [ 49.158908][ T21] vprintk_func+0x75/0x113 [ 49.158909][ T21] printk+0xba/0xed [ 49.158911][ T21] ? kmsg_dump_rewind_nolock+0xd9/0xd9 [ 49.158913][ T21] ? mark_held_locks+0xe0/0xe0 [ 49.158915][ T21] ? __device_attach+0x217/0x360 [ 49.158917][ T21] ? bus_probe_device+0x1e4/0x290 [ 49.158919][ T21] ? device_add+0xae6/0x16f0 [ 49.158921][ T21] ? usb_set_configuration+0xdf6/0x1670 [ 49.158923][ T21] ? generic_probe+0x9d/0xd5 [ 49.158925][ T21] ? really_probe+0x281/0x660 [ 49.158927][ T21] ? __warn_printk+0x8f/0xf3 [ 49.158929][ T21] ? rsi_mgmt_pkt_recv+0x1f40/0x1f40 [ 49.158930][ T21] __warn_printk+0x9b/0xf3 [ 49.158932][ T21] ? add_taint.cold+0x16/0x16 [ 49.158934][ T21] ? do_raw_spin_lock+0x11a/0x280 [ 49.158936][ T21] ? do_raw_spin_lock+0x11a/0x280 [ 49.158938][ T21] ? lock_acquire+0x100/0x2b0 [ 49.158940][ T21] ? rsi_mgmt_pkt_recv+0x1f40/0x1f40 [ 49.158942][ T21] debug_print_object+0x160/0x250 [ 49.158944][ T21] debug_check_no_obj_freed+0x2a3/0x42e [ 49.158946][ T21] ? kfree+0xbc/0x280 [ 49.158947][ T21] ? rsi_probe+0xcec/0x15a0 [ 49.158949][ T21] kfree+0x101/0x280 [ 49.158951][ T21] rsi_probe+0xcec/0x15a0 [ 49.158953][ T21] ? rsi_disconnect+0x630/0x630 [ 49.158954][ T21] ? lock_set_class+0x2c0/0x5f0 [ 49.158956][ T21] ? __pm_runtime_resume+0x111/0x180 [ 49.158958][ T21] usb_probe_interface+0x305/0x7a0 [ 49.158960][ T21] ? usb_probe_device+0x100/0x100 [ 49.158962][ T21] really_probe+0x281/0x660 [ 49.158964][ T21] driver_probe_device+0x104/0x210 [ 49.158966][ T21] __device_attach_driver+0x1c2/0x220 [ 49.158968][ T21] ? driver_allows_async_probing+0x160/0x160 [ 49.158970][ T21] bus_for_each_drv+0x15c/0x1e0 [ 49.158972][ T21] ? bus_rescan_devices+0x20/0x20 [ 49.158974][ T21] ? _raw_spin_unlock_irqrestore+0x3e/0x50 [ 49.158976][ T21] ? lockdep_hardirqs_on+0x379/0x580 [ 49.158978][ T21] __device_attach+0x217/0x360 [ 49.158980][ T21] ? device_bind_driver+0xd0/0xd0 [ 49.158982][ T21] ? kobject_uevent_env+0x29e/0x1150 [ 49.158984][ T21] ? kobject_uevent_env+0x2a8/0x1150 [ 49.158986][ T21] bus_probe_device+0x1e4/0x290 [ 49.158988][ T21] ? blocking_notifier_call_chain+0x54/0xa0 [ 49.158990][ T21] device_add+0xae6/0x16f0 [ 49.158992][ T21] ? uevent_store+0x50/0x50 [ 49.158994][ T21] ? _raw_spin_unlock_irqrestore+0x3e/0x50 [ 49.158996][ T21] usb_set_configuration+0xdf6/0x1670 [ 49.158998][ T21] generic_probe+0x9d/0xd5 [ 49.159000][ T21] usb_probe_device+0x99/0x100 [ 49.159002][ T21] ? usb_suspend+0x620/0x620 [ 49.159003][ T21] really_probe+0x281/0x660 [ 49.159005][ T21] driver_probe_device+0x104/0x210 [ 49.159007][ T21] __device_attach_driver+0x1c2/0x220 [ 49.159010][ T21] ? driver_allows_async_probing+0x160/0x160 [ 49.159012][ T21] bus_for_each_drv+0x15c/0x1e0 [ 49.159014][ T21] ? bus_rescan_devices+0x20/0x20 [ 49.159016][ T21] ? _raw_spin_unlock_irqrestore+0x3e/0x50 [ 49.159018][ T21] ? lockdep_hardirqs_on+0x379/0x580 [ 49.159020][ T21] __device_attach+0x217/0x360 [ 49.159022][ T21] ? device_bind_driver+0xd0/0xd0 [ 49.159024][ T21] ? kobject_uevent_env+0x29e/0x1150 [ 49.159026][ T21] ? kobject_uevent_env+0x2a8/0x1150 [ 49.159028][ T21] bus_probe_device+0x1e4/0x290 [ 49.159030][ T21] ? blocking_notifier_call_chain+0x54/0xa0 [ 49.159032][ T21] device_add+0xae6/0x16f0 [ 49.159034][ T21] ? uevent_store+0x50/0x50 [ 49.159036][ T21] usb_new_device.cold+0x8c1/0x1016 [ 49.159038][ T21] ? usb_port_suspend+0xa40/0xa40 [ 49.159040][ T21] ? mark_held_locks+0x9f/0xe0 [ 49.159042][ T21] ? _raw_spin_unlock_irq+0x24/0x30 [ 49.159043][ T21] hub_event+0x1ada/0x3590 [ 49.159045][ T21] ? hub_port_debounce+0x260/0x260 [ 49.159047][ T21] process_one_work+0x905/0x1570 [ 49.159049][ T21] ? pwq_dec_nr_in_flight+0x310/0x310 [ 49.159051][ T21] ? do_raw_spin_lock+0x11a/0x280 [ 49.159053][ T21] worker_thread+0x96/0xe20 [ 49.159055][ T21] ? process_one_work+0x1570/0x1570 [ 49.159057][ T21] kthread+0x30b/0x410 [ 49.159061][ T21] ? kthread_park+0x1a0/0x1a0 [ 49.159063][ T21] ret_from_fork+0x24/0x30 [ 49.159506][ T21] Kernel Offset: disabled [ 50.326861][ T21] Rebooting in 86400 seconds..