INIT: Entering runlevel: 2 [info] Using makefile-style concurrent boot in runlevel 2. [....] Starting enhanced syslogd: rsyslogd[?25l[?1c7[ ok 8[?25h[?0c. [....] Starting periodic command scheduler: cron[?25l[?1c7[ ok 8[?25h[?0c. [....] Starting OpenBSD Secure Shell server: sshd[?25l[?1c7[ ok 8[?25h[?0c. Debian GNU/Linux 7 syzkaller ttyS0 Warning: Permanently added '10.128.1.7' (ECDSA) to the list of known hosts. executing program syzkaller login: [ 23.826986][ T12] usb 1-1: new high-speed USB device number 2 using dummy_hcd [ 24.066967][ T12] usb 1-1: Using ep0 maxpacket: 16 [ 24.187025][ T12] usb 1-1: config 0 has an invalid interface number: 128 but max is 0 [ 24.195305][ T12] usb 1-1: config 0 has an invalid descriptor of length 0, skipping remainder of the config [ 24.205428][ T12] usb 1-1: config 0 has no interface number 0 [ 24.211568][ T12] usb 1-1: config 0 interface 128 altsetting 0 endpoint 0x84 has an invalid bInterval 0, changing to 7 [ 24.222646][ T12] usb 1-1: New USB device found, idVendor=12cf, idProduct=7111, bcdDevice=48.08 [ 24.231714][ T12] usb 1-1: New USB device strings: Mfr=0, Product=0, SerialNumber=0 [ 24.241053][ T12] usb 1-1: config 0 descriptor?? [ 24.507040][ T12] radio-si470x 1-1:0.128: DeviceID=0x2823 ChipID=0xd481 [ 24.727027][ T12] radio-si470x 1-1:0.128: software version 40, hardware version 35 executing program [ 24.946988][ T12] radio-si470x 1-1:0.128: si470x_set_report: usb_control_msg returned -71 [ 24.966952][ C0] radio-si470x 1-1:0.128: non-zero urb status (-71) [ 24.973804][ T12] radio-si470x 1-1:0.128: si470x_set_report: usb_control_msg returned -71 [ 24.982612][ T12] radio-si470x: probe of 1-1:0.128 failed with error -22 [ 24.989790][ C0] ================================================================== [ 24.989830][ C0] BUG: KASAN: use-after-free in si470x_int_in_callback.cold+0x27/0xbe [ 24.989836][ C0] Read of size 8 at addr ffff8881d6983db0 by task kworker/0:1/12 [ 24.989838][ C0] [ 24.989846][ C0] CPU: 0 PID: 12 Comm: kworker/0:1 Not tainted 5.3.0-rc4+ #26 [ 24.989851][ C0] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 24.989861][ C0] Workqueue: usb_hub_wq hub_event [ 24.989865][ C0] Call Trace: [ 24.989868][ C0] [ 24.989877][ C0] dump_stack+0xca/0x13e [ 24.989884][ C0] ? si470x_int_in_callback.cold+0x27/0xbe [ 24.989891][ C0] ? si470x_int_in_callback.cold+0x27/0xbe [ 24.989900][ C0] print_address_description+0x6a/0x32c [ 24.989906][ C0] ? si470x_int_in_callback.cold+0x27/0xbe [ 24.989913][ C0] ? si470x_int_in_callback.cold+0x27/0xbe [ 24.989920][ C0] __kasan_report.cold+0x1a/0x33 [ 24.989927][ C0] ? si470x_int_in_callback.cold+0x27/0xbe [ 24.989933][ C0] kasan_report+0xe/0x12 [ 24.989940][ C0] si470x_int_in_callback.cold+0x27/0xbe [ 24.989947][ C0] ? usb_hcd_unmap_urb_for_dma+0x105/0x9b0 [ 24.989954][ C0] __usb_hcd_giveback_urb+0x1f2/0x470 [ 24.989961][ C0] usb_hcd_giveback_urb+0x368/0x420 [ 24.989969][ C0] dummy_timer+0x120f/0x2fa2 [ 24.989980][ C0] ? __lock_acquire+0x145e/0x3b50 [ 24.989992][ C0] ? find_held_lock+0x2d/0x110 [ 24.990004][ C0] ? debug_object_deactivate+0x1d9/0x320 [ 24.990016][ C0] ? mark_held_locks+0xe0/0xe0 [ 24.990027][ C0] ? lock_downgrade+0x6e0/0x6e0 [ 24.990039][ C0] ? lock_acquire+0x127/0x320 [ 24.990050][ C0] ? dummy_udc_probe+0x930/0x930 [ 24.990063][ C0] call_timer_fn+0x179/0x650 [ 24.990073][ C0] ? dummy_udc_probe+0x930/0x930 [ 24.990080][ C0] ? msleep_interruptible+0x130/0x130 [ 24.990086][ C0] ? do_raw_spin_lock+0x11a/0x280 [ 24.990093][ C0] ? mark_held_locks+0x9f/0xe0 [ 24.990101][ C0] ? _raw_spin_unlock_irq+0x24/0x30 [ 24.990107][ C0] ? dummy_udc_probe+0x930/0x930 [ 24.990114][ C0] run_timer_softirq+0x5cc/0x14b0 [ 24.990120][ C0] ? add_timer+0x7a0/0x7a0 [ 24.990144][ C0] ? mark_lock+0xbc/0x1130 [ 24.990152][ C0] __do_softirq+0x221/0x912 [ 24.990160][ C0] irq_exit+0x178/0x1a0 [ 24.990166][ C0] smp_apic_timer_interrupt+0x12f/0x500 [ 24.990172][ C0] apic_timer_interrupt+0xf/0x20 [ 24.990175][ C0] [ 24.990184][ C0] RIP: 0010:console_unlock+0xa2a/0xc40 [ 24.990191][ C0] Code: 00 89 ee 48 c7 c7 20 89 d3 86 e8 61 ad 03 00 65 ff 0d 72 b5 d9 7e e9 db f9 ff ff e8 80 a1 15 00 e8 2b cb 1a 00 ff 74 24 30 9d 18 fe ff ff e8 6c a1 15 00 48 8d 7d 08 48 89 f8 48 c1 e8 03 42 [ 24.990195][ C0] RSP: 0018:ffff8881da20f200 EFLAGS: 00000293 ORIG_RAX: ffffffffffffff13 [ 24.990203][ C0] RAX: 0000000000000007 RBX: 0000000000000200 RCX: 0000000000000006 [ 24.990207][ C0] RDX: 0000000000000000 RSI: 0000000000000008 RDI: ffff8881da1fa044 [ 24.990211][ C0] RBP: 0000000000000000 R08: ffff8881da1f9800 R09: fffffbfff11ad391 [ 24.990215][ C0] R10: fffffbfff11ad390 R11: ffffffff88d69c87 R12: 000000000000004e [ 24.990219][ C0] R13: dffffc0000000000 R14: ffffffff829096f0 R15: ffffffff87077430 [ 24.990227][ C0] ? netconsole_netdev_event+0x2a0/0x2a0 [ 24.990234][ C0] vprintk_emit+0x171/0x3e0 [ 24.990240][ C0] vprintk_func+0x75/0x113 [ 24.990246][ C0] printk+0xba/0xed [ 24.990252][ C0] ? kmsg_dump_rewind_nolock+0xd9/0xd9 [ 24.990261][ C0] really_probe.cold+0x69/0x1f6 [ 24.990268][ C0] driver_probe_device+0x101/0x1b0 [ 24.990275][ C0] __device_attach_driver+0x1c2/0x220 [ 24.990282][ C0] ? driver_allows_async_probing+0x160/0x160 [ 24.990289][ C0] bus_for_each_drv+0x162/0x1e0 [ 24.990295][ C0] ? bus_rescan_devices+0x20/0x20 [ 24.990302][ C0] ? _raw_spin_unlock_irqrestore+0x3e/0x50 [ 24.990309][ C0] ? lockdep_hardirqs_on+0x379/0x580 [ 24.990315][ C0] __device_attach+0x217/0x360 [ 24.990322][ C0] ? device_bind_driver+0xd0/0xd0 [ 24.990329][ C0] ? kobject_uevent_env+0x29e/0x1160 [ 24.990336][ C0] ? kobject_uevent_env+0x2a8/0x1160 [ 24.990343][ C0] bus_probe_device+0x1e4/0x290 [ 24.990350][ C0] ? blocking_notifier_call_chain+0x54/0xa0 [ 24.990356][ C0] device_add+0xae6/0x16f0 [ 24.990362][ C0] ? uevent_store+0x50/0x50 [ 24.990369][ C0] ? _raw_spin_unlock_irqrestore+0x3e/0x50 [ 24.990377][ C0] usb_set_configuration+0xdf6/0x1670 [ 24.990385][ C0] generic_probe+0x9d/0xd5 [ 24.990391][ C0] usb_probe_device+0x99/0x100 [ 24.990397][ C0] ? usb_suspend+0x620/0x620 [ 24.990403][ C0] really_probe+0x281/0x6d0 [ 24.990410][ C0] driver_probe_device+0x101/0x1b0 [ 24.990417][ C0] __device_attach_driver+0x1c2/0x220 [ 24.990424][ C0] ? driver_allows_async_probing+0x160/0x160 [ 24.990431][ C0] bus_for_each_drv+0x162/0x1e0 [ 24.990437][ C0] ? bus_rescan_devices+0x20/0x20 [ 24.990444][ C0] ? _raw_spin_unlock_irqrestore+0x3e/0x50 [ 24.990450][ C0] ? lockdep_hardirqs_on+0x379/0x580 [ 24.990457][ C0] __device_attach+0x217/0x360 [ 24.990464][ C0] ? device_bind_driver+0xd0/0xd0 [ 24.990471][ C0] ? kobject_uevent_env+0x29e/0x1160 [ 24.990477][ C0] ? kobject_uevent_env+0x2a8/0x1160 [ 24.990484][ C0] bus_probe_device+0x1e4/0x290 [ 24.990490][ C0] ? blocking_notifier_call_chain+0x54/0xa0 [ 24.990496][ C0] device_add+0xae6/0x16f0 [ 24.990502][ C0] ? uevent_store+0x50/0x50 [ 24.990509][ C0] usb_new_device.cold+0x6a4/0xe79 [ 24.990515][ C0] hub_event+0x1b5c/0x3640 [ 24.990522][ C0] ? hub_port_debounce+0x260/0x260 [ 24.990530][ C0] process_one_work+0x92b/0x1530 [ 24.990538][ C0] ? pwq_dec_nr_in_flight+0x310/0x310 [ 24.990543][ C0] ? do_raw_spin_lock+0x11a/0x280 [ 24.990550][ C0] worker_thread+0x96/0xe20 [ 24.990557][ C0] ? process_one_work+0x1530/0x1530 [ 24.990563][ C0] kthread+0x318/0x420 [ 24.990570][ C0] ? kthread_create_on_node+0xf0/0xf0 [ 24.990576][ C0] ret_from_fork+0x24/0x30 [ 24.990579][ C0] [ 24.990583][ C0] Allocated by task 12: [ 24.990590][ C0] save_stack+0x1b/0x80 [ 24.990596][ C0] __kasan_kmalloc.constprop.0+0xbf/0xd0 [ 24.990602][ C0] si470x_usb_driver_probe+0x51/0xf50 [ 24.990608][ C0] usb_probe_interface+0x305/0x7a0 [ 24.990614][ C0] really_probe+0x281/0x6d0 [ 24.990620][ C0] driver_probe_device+0x101/0x1b0 [ 24.990628][ C0] __device_attach_driver+0x1c2/0x220 [ 24.990635][ C0] bus_for_each_drv+0x162/0x1e0 [ 24.990641][ C0] __device_attach+0x217/0x360 [ 24.990647][ C0] bus_probe_device+0x1e4/0x290 [ 24.990652][ C0] device_add+0xae6/0x16f0 [ 24.990659][ C0] usb_set_configuration+0xdf6/0x1670 [ 24.990665][ C0] generic_probe+0x9d/0xd5 [ 24.990670][ C0] usb_probe_device+0x99/0x100 [ 24.990676][ C0] really_probe+0x281/0x6d0 [ 24.990682][ C0] driver_probe_device+0x101/0x1b0 [ 24.990689][ C0] __device_attach_driver+0x1c2/0x220 [ 24.990695][ C0] bus_for_each_drv+0x162/0x1e0 [ 24.990701][ C0] __device_attach+0x217/0x360 [ 24.990707][ C0] bus_probe_device+0x1e4/0x290 [ 24.990712][ C0] device_add+0xae6/0x16f0 [ 24.990718][ C0] usb_new_device.cold+0x6a4/0xe79 [ 24.990723][ C0] hub_event+0x1b5c/0x3640 [ 24.990729][ C0] process_one_work+0x92b/0x1530 [ 24.990735][ C0] worker_thread+0x96/0xe20 [ 24.990740][ C0] kthread+0x318/0x420 [ 24.990746][ C0] ret_from_fork+0x24/0x30 [ 24.990748][ C0] [ 24.990751][ C0] Freed by task 12: [ 24.990757][ C0] save_stack+0x1b/0x80 [ 24.990762][ C0] __kasan_slab_free+0x130/0x180 [ 24.990767][ C0] kfree+0xe4/0x2f0 [ 24.990774][ C0] si470x_usb_driver_probe+0xb27/0xf50 [ 24.990779][ C0] usb_probe_interface+0x305/0x7a0 [ 24.990785][ C0] really_probe+0x281/0x6d0 [ 24.990791][ C0] driver_probe_device+0x101/0x1b0 [ 24.990798][ C0] __device_attach_driver+0x1c2/0x220 [ 24.990803][ C0] bus_for_each_drv+0x162/0x1e0 [ 24.990809][ C0] __device_attach+0x217/0x360 [ 24.990815][ C0] bus_probe_device+0x1e4/0x290 [ 24.990821][ C0] device_add+0xae6/0x16f0 [ 24.990827][ C0] usb_set_configuration+0xdf6/0x1670 [ 24.990833][ C0] generic_probe+0x9d/0xd5 [ 24.990838][ C0] usb_probe_device+0x99/0x100 [ 24.990844][ C0] really_probe+0x281/0x6d0 [ 24.990851][ C0] driver_probe_device+0x101/0x1b0 [ 24.990857][ C0] __device_attach_driver+0x1c2/0x220 [ 24.990863][ C0] bus_for_each_drv+0x162/0x1e0 [ 24.990869][ C0] __device_attach+0x217/0x360 [ 24.990875][ C0] bus_probe_device+0x1e4/0x290 [ 24.990880][ C0] device_add+0xae6/0x16f0 [ 24.990886][ C0] usb_new_device.cold+0x6a4/0xe79 [ 24.990891][ C0] hub_event+0x1b5c/0x3640 [ 24.990897][ C0] process_one_work+0x92b/0x1530 [ 24.990903][ C0] worker_thread+0x96/0xe20 [ 24.990908][ C0] kthread+0x318/0x420 [ 24.990914][ C0] ret_from_fork+0x24/0x30 [ 24.990916][ C0] [ 24.990921][ C0] The buggy address belongs to the object at ffff8881d6983300 [ 24.990921][ C0] which belongs to the cache kmalloc-4k of size 4096 [ 24.990927][ C0] The buggy address is located 2736 bytes inside of [ 24.990927][ C0] 4096-byte region [ffff8881d6983300, ffff8881d6984300) [ 24.990930][ C0] The buggy address belongs to the page: [ 24.990936][ C0] page:ffffea00075a6000 refcount:1 mapcount:0 mapping:ffff8881da00c280 index:0x0 compound_mapcount: 0 [ 24.990944][ C0] flags: 0x200000000010200(slab|head) [ 24.990954][ C0] raw: 0200000000010200 dead000000000100 dead000000000122 ffff8881da00c280 [ 24.990962][ C0] raw: 0000000000000000 0000000000070007 00000001ffffffff 0000000000000000 [ 24.990965][ C0] page dumped because: kasan: bad access detected [ 24.990967][ C0] [ 24.990969][ C0] Memory state around the buggy address: [ 24.990975][ C0] ffff8881d6983c80: fb fb fb fb fb fb fb fb fb fb fb fb fb fb fb fb [ 24.990980][ C0] ffff8881d6983d00: fb fb fb fb fb fb fb fb fb fb fb fb fb fb fb fb [ 24.990985][ C0] >ffff8881d6983d80: fb fb fb fb fb fb fb fb fb fb fb fb fb fb fb fb [ 24.990988][ C0] ^ [ 24.990993][ C0] ffff8881d6983e00: fb fb fb fb fb fb fb fb fb fb fb fb fb fb fb fb [ 24.990999][ C0] ffff8881d6983e80: fb fb fb fb fb fb fb fb fb fb fb fb fb fb fb fb [ 24.991001][ C0] ================================================================== [ 24.991004][ C0] Disabling lock debugging due to kernel taint [ 24.991007][ C0] Kernel panic - not syncing: panic_on_warn set ... [ 24.991014][ C0] CPU: 0 PID: 12 Comm: kworker/0:1 Tainted: G B 5.3.0-rc4+ #26 [ 24.991017][ C0] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 24.991023][ C0] Workqueue: usb_hub_wq hub_event [ 24.991026][ C0] Call Trace: [ 24.991029][ C0] [ 24.991035][ C0] dump_stack+0xca/0x13e [ 24.991040][ C0] panic+0x2a3/0x6da [ 24.991045][ C0] ? add_taint.cold+0x16/0x16 [ 24.991052][ C0] ? print_shadow_for_address+0xb8/0x114 [ 24.991059][ C0] ? trace_hardirqs_off+0x50/0x1d0 [ 24.991065][ C0] ? si470x_int_in_callback.cold+0x27/0xbe [ 24.991071][ C0] end_report+0x43/0x49 [ 24.991077][ C0] ? si470x_int_in_callback.cold+0x27/0xbe [ 24.991083][ C0] __kasan_report.cold+0xd/0x33 [ 24.991089][ C0] ? si470x_int_in_callback.cold+0x27/0xbe [ 24.991097][ C0] kasan_report+0xe/0x12 [ 24.991107][ C0] si470x_int_in_callback.cold+0x27/0xbe [ 24.991119][ C0] ? usb_hcd_unmap_urb_for_dma+0x105/0x9b0 [ 24.991139][ C0] __usb_hcd_giveback_urb+0x1f2/0x470 [ 24.991151][ C0] usb_hcd_giveback_urb+0x368/0x420 [ 24.991161][ C0] dummy_timer+0x120f/0x2fa2 [ 24.991171][ C0] ? __lock_acquire+0x145e/0x3b50 [ 24.991177][ C0] ? find_held_lock+0x2d/0x110 [ 24.991184][ C0] ? debug_object_deactivate+0x1d9/0x320 [ 24.991190][ C0] ? mark_held_locks+0xe0/0xe0 [ 24.991196][ C0] ? lock_downgrade+0x6e0/0x6e0 [ 24.991201][ C0] ? lock_acquire+0x127/0x320 [ 24.991207][ C0] ? dummy_udc_probe+0x930/0x930 [ 24.991213][ C0] call_timer_fn+0x179/0x650 [ 24.991219][ C0] ? dummy_udc_probe+0x930/0x930 [ 24.991225][ C0] ? msleep_interruptible+0x130/0x130 [ 24.991230][ C0] ? do_raw_spin_lock+0x11a/0x280 [ 24.991236][ C0] ? mark_held_locks+0x9f/0xe0 [ 24.991242][ C0] ? _raw_spin_unlock_irq+0x24/0x30 [ 24.991248][ C0] ? dummy_udc_probe+0x930/0x930 [ 24.991254][ C0] run_timer_softirq+0x5cc/0x14b0 [ 24.991260][ C0] ? add_timer+0x7a0/0x7a0 [ 24.991265][ C0] ? mark_lock+0xbc/0x1130 [ 24.991271][ C0] __do_softirq+0x221/0x912 [ 24.991277][ C0] irq_exit+0x178/0x1a0 [ 24.991283][ C0] smp_apic_timer_interrupt+0x12f/0x500 [ 24.991288][ C0] apic_timer_interrupt+0xf/0x20 [ 24.991291][ C0] [ 24.991298][ C0] RIP: 0010:console_unlock+0xa2a/0xc40 [ 24.991305][ C0] Code: 00 89 ee 48 c7 c7 20 89 d3 86 e8 61 ad 03 00 65 ff 0d 72 b5 d9 7e e9 db f9 ff ff e8 80 a1 15 00 e8 2b cb 1a 00 ff 74 24 30 9d 18 fe ff ff e8 6c a1 15 00 48 8d 7d 08 48 89 f8 48 c1 e8 03 42 [ 24.991308][ C0] RSP: 0018:ffff8881da20f200 EFLAGS: 00000293 ORIG_RAX: ffffffffffffff13 [ 24.991314][ C0] RAX: 0000000000000007 RBX: 0000000000000200 RCX: 0000000000000006 [ 24.991317][ C0] RDX: 0000000000000000 RSI: 0000000000000008 RDI: ffff8881da1fa044 [ 24.991321][ C0] RBP: 0000000000000000 R08: ffff8881da1f9800 R09: fffffbfff11ad391 [ 24.991325][ C0] R10: fffffbfff11ad390 R11: ffffffff88d69c87 R12: 000000000000004e [ 24.991328][ C0] R13: dffffc0000000000 R14: ffffffff829096f0 R15: ffffffff87077430 [ 24.991334][ C0] ? netconsole_netdev_event+0x2a0/0x2a0 [ 24.991341][ C0] vprintk_emit+0x171/0x3e0 [ 24.991346][ C0] vprintk_func+0x75/0x113 [ 24.991351][ C0] printk+0xba/0xed [ 24.991357][ C0] ? kmsg_dump_rewind_nolock+0xd9/0xd9 [ 24.991364][ C0] really_probe.cold+0x69/0x1f6 [ 24.991370][ C0] driver_probe_device+0x101/0x1b0 [ 24.991377][ C0] __device_attach_driver+0x1c2/0x220 [ 24.991384][ C0] ? driver_allows_async_probing+0x160/0x160 [ 24.991389][ C0] bus_for_each_drv+0x162/0x1e0 [ 24.991395][ C0] ? bus_rescan_devices+0x20/0x20 [ 24.991402][ C0] ? _raw_spin_unlock_irqrestore+0x3e/0x50 [ 24.991408][ C0] ? lockdep_hardirqs_on+0x379/0x580 [ 24.991414][ C0] __device_attach+0x217/0x360 [ 24.991420][ C0] ? device_bind_driver+0xd0/0xd0 [ 24.991427][ C0] ? kobject_uevent_env+0x29e/0x1160 [ 24.991433][ C0] ? kobject_uevent_env+0x2a8/0x1160 [ 24.991439][ C0] bus_probe_device+0x1e4/0x290 [ 24.991445][ C0] ? blocking_notifier_call_chain+0x54/0xa0 [ 24.991450][ C0] device_add+0xae6/0x16f0 [ 24.991456][ C0] ? uevent_store+0x50/0x50 [ 24.991462][ C0] ? _raw_spin_unlock_irqrestore+0x3e/0x50 [ 24.991469][ C0] usb_set_configuration+0xdf6/0x1670 [ 24.991476][ C0] generic_probe+0x9d/0xd5 [ 24.991481][ C0] usb_probe_device+0x99/0x100 [ 24.991486][ C0] ? usb_suspend+0x620/0x620 [ 24.991492][ C0] really_probe+0x281/0x6d0 [ 24.991499][ C0] driver_probe_device+0x101/0x1b0 [ 24.991505][ C0] __device_attach_driver+0x1c2/0x220 [ 24.991512][ C0] ? driver_allows_async_probing+0x160/0x160 [ 24.991518][ C0] bus_for_each_drv+0x162/0x1e0 [ 24.991524][ C0] ? bus_rescan_devices+0x20/0x20 [ 24.991530][ C0] ? _raw_spin_unlock_irqrestore+0x3e/0x50 [ 24.991536][ C0] ? lockdep_hardirqs_on+0x379/0x580 [ 24.991543][ C0] __device_attach+0x217/0x360 [ 24.991549][ C0] ? device_bind_driver+0xd0/0xd0 [ 24.991555][ C0] ? kobject_uevent_env+0x29e/0x1160 [ 24.991561][ C0] ? kobject_uevent_env+0x2a8/0x1160 [ 24.991567][ C0] bus_probe_device+0x1e4/0x290 [ 24.991573][ C0] ? blocking_notifier_call_chain+0x54/0xa0 [ 24.991578][ C0] device_add+0xae6/0x16f0 [ 24.991584][ C0] ? uevent_store+0x50/0x50 [ 24.991590][ C0] usb_new_device.cold+0x6a4/0xe79 [ 24.991596][ C0] hub_event+0x1b5c/0x3640 [ 24.991602][ C0] ? hub_port_debounce+0x260/0x260 [ 24.991609][ C0] process_one_work+0x92b/0x1530 [ 24.991616][ C0] ? pwq_dec_nr_in_flight+0x310/0x310 [ 24.991621][ C0] ? do_raw_spin_lock+0x11a/0x280 [ 24.991629][ C0] worker_thread+0x96/0xe20 [ 24.991640][ C0] ? process_one_work+0x1530/0x1530 [ 24.991645][ C0] kthread+0x318/0x420 [ 24.991651][ C0] ? kthread_create_on_node+0xf0/0xf0 [ 24.991657][ C0] ret_from_fork+0x24/0x30 [ 24.991986][ C0] Kernel Offset: disabled [ 26.554002][ C0] Rebooting in 86400 seconds..