[ OK ] Reached target Graphical Interface. Starting Update UTMP about System Runlevel Changes... Starting Load/Save RF Kill Switch Status... [ OK ] Started Update UTMP about System Runlevel Changes. [ OK ] Started Load/Save RF Kill Switch Status. Debian GNU/Linux 9 syzkaller ttyS0 Warning: Permanently added '10.128.1.15' (ECDSA) to the list of known hosts. executing program syzkaller login: [ 61.711871][ T4490] usb 1-1: new high-speed USB device number 2 using dummy_hcd [ 62.071930][ T4490] usb 1-1: config 0 interface 0 altsetting 0 endpoint 0x84 has an invalid bInterval 0, changing to 7 [ 62.083073][ T4490] usb 1-1: New USB device found, idVendor=12cf, idProduct=7111, bcdDevice=44.11 [ 62.092501][ T4490] usb 1-1: New USB device strings: Mfr=0, Product=0, SerialNumber=0 [ 62.103926][ T4490] usb 1-1: config 0 descriptor?? [ 62.361874][ T4490] radio-si470x 1-1:0.0: DeviceID=0x0000 ChipID=0x0000 [ 62.361923][ T4490] radio-si470x 1-1:0.0: This driver is known to work with firmware version 12, [ 62.361939][ T4490] radio-si470x 1-1:0.0: but the device has firmware version 0. [ 62.582327][ T4490] radio-si470x 1-1:0.0: software version 0, hardware version 0 [ 62.589896][ T4490] radio-si470x 1-1:0.0: This driver is known to work with hardware version 1, [ 62.603639][ T4490] radio-si470x 1-1:0.0: but the device has hardware version 0. [ 62.611194][ T4490] radio-si470x 1-1:0.0: If you have some trouble using this driver, [ 62.619427][ T4490] radio-si470x 1-1:0.0: please report to V4L ML at linux-media@vger.kernel.org [ 62.801796][ T4490] radio-si470x 1-1:0.0: si470x_set_report: usb_control_msg returned -71 [ 62.821607][ C1] radio-si470x 1-1:0.0: non-zero urb status (-71) [ 62.829311][ T4490] radio-si470x 1-1:0.0: si470x_set_report: usb_control_msg returned -71 [ 62.843807][ T4490] radio-si470x: probe of 1-1:0.0 failed with error -22 [ 62.851702][ C1] ================================================================== [ 62.859912][ C1] BUG: KASAN: use-after-free in si470x_int_in_callback.cold+0x96/0xbf [ 62.868106][ C1] Read of size 8 at addr ffff88801973ab40 by task kworker/1:2/4490 [ 62.876002][ C1] [ 62.878353][ C1] CPU: 1 PID: 4490 Comm: kworker/1:2 Not tainted 5.13.0-rc2-next-20210518-syzkaller #0 [ 62.888006][ C1] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 62.898082][ C1] Workqueue: usb_hub_wq hub_event [ 62.903109][ C1] Call Trace: [ 62.906377][ C1] [ 62.909214][ C1] dump_stack_lvl+0x13e/0x1d6 [ 62.913977][ C1] ? si470x_int_in_callback.cold+0x96/0xbf [ 62.919776][ C1] print_address_description.constprop.0.cold+0x6c/0x309 [ 62.926792][ C1] ? si470x_int_in_callback.cold+0x96/0xbf [ 62.932694][ C1] ? si470x_int_in_callback.cold+0x96/0xbf [ 62.938490][ C1] kasan_report.cold+0x83/0xdf [ 62.943240][ C1] ? si470x_int_in_callback.cold+0x96/0xbf [ 62.949034][ C1] si470x_int_in_callback.cold+0x96/0xbf [ 62.954656][ C1] ? __usb_hcd_giveback_urb+0x413/0x5c0 [ 62.960204][ C1] ? lock_downgrade+0x6e0/0x6e0 [ 62.965046][ C1] ? si470x_fops_read+0x790/0x790 [ 62.970072][ C1] __usb_hcd_giveback_urb+0x2b0/0x5c0 [ 62.975437][ C1] usb_hcd_giveback_urb+0x367/0x410 [ 62.980640][ C1] dummy_timer+0x11f9/0x32b0 [ 62.985223][ C1] ? lockdep_hardirqs_on_prepare+0x400/0x400 [ 62.991206][ C1] ? lock_chain_count+0x20/0x20 [ 62.996043][ C1] ? dummy_dequeue+0x500/0x500 [ 63.000798][ C1] ? dummy_dequeue+0x500/0x500 [ 63.005550][ C1] call_timer_fn+0x1a5/0x6b0 [ 63.010148][ C1] ? add_timer_on+0x4a0/0x4a0 [ 63.014819][ C1] ? _raw_spin_unlock_irq+0x1f/0x40 [ 63.020026][ C1] ? dummy_dequeue+0x500/0x500 [ 63.024797][ C1] __run_timers.part.0+0x67c/0xa50 [ 63.029940][ C1] ? call_timer_fn+0x6b0/0x6b0 [ 63.034708][ C1] ? lapic_next_event+0x4d/0x80 [ 63.039557][ C1] run_timer_softirq+0xb3/0x1d0 [ 63.044398][ C1] __do_softirq+0x29b/0x9fb [ 63.048898][ C1] __irq_exit_rcu+0x136/0x200 [ 63.053564][ C1] irq_exit_rcu+0x5/0x20 [ 63.057820][ C1] sysvec_apic_timer_interrupt+0x93/0xc0 [ 63.063437][ C1] [ 63.066353][ C1] asm_sysvec_apic_timer_interrupt+0x12/0x20 [ 63.072322][ C1] RIP: 0010:_raw_spin_unlock_irqrestore+0x38/0x70 [ 63.078721][ C1] Code: 74 24 10 e8 aa 03 3b f8 48 89 ef e8 42 7c 3b f8 81 e3 00 02 00 00 75 25 9c 58 f6 c4 02 75 2d 48 85 db 74 01 fb bf 01 00 00 00 13 99 2e f8 65 8b 05 ec 98 e1 76 85 c0 74 0a 5b 5d c3 e8 e0 90 [ 63.098325][ C1] RSP: 0018:ffffc9000a7ff5d0 EFLAGS: 00000206 [ 63.104386][ C1] RAX: 0000000000000006 RBX: 0000000000000200 RCX: 1ffffffff208d1e2 [ 63.112345][ C1] RDX: 0000000000000000 RSI: 0000000000000001 RDI: 0000000000000001 [ 63.120333][ C1] RBP: ffffffff8cc358c0 R08: 0000000000000001 R09: ffffffff904409cf [ 63.128292][ C1] R10: 0000000000000001 R11: 0000000000000001 R12: 0000000000000000 [ 63.136246][ C1] R13: 0000000000000000 R14: 0000000000000003 R15: 0000000000000246 [ 63.144216][ C1] __wake_up_common_lock+0xde/0x130 [ 63.149412][ C1] ? __wake_up_common+0x650/0x650 [ 63.154430][ C1] ? driver_bound+0x1a8/0x300 [ 63.159100][ C1] really_probe+0x44d/0xf60 [ 63.163594][ C1] driver_probe_device+0x298/0x410 [ 63.168694][ C1] __device_attach_driver+0x203/0x2c0 [ 63.174054][ C1] ? driver_allows_async_probing+0x150/0x150 [ 63.180021][ C1] bus_for_each_drv+0x15f/0x1e0 [ 63.184878][ C1] ? bus_for_each_dev+0x1d0/0x1d0 [ 63.189901][ C1] ? _raw_spin_unlock_irqrestore+0x50/0x70 [ 63.195700][ C1] ? lockdep_hardirqs_on+0x79/0x100 [ 63.200891][ C1] ? _raw_spin_unlock_irqrestore+0x3d/0x70 [ 63.206691][ C1] __device_attach+0x228/0x4a0 [ 63.211446][ C1] ? __driver_attach_async_helper+0x330/0x330 [ 63.217507][ C1] ? kobject_uevent_env+0x2bb/0x1650 [ 63.222798][ C1] bus_probe_device+0x1e4/0x290 [ 63.227639][ C1] device_add+0xbe0/0x2100 [ 63.232046][ C1] ? __fw_devlink_link_to_suppliers+0x5e0/0x5e0 [ 63.238301][ C1] ? __sanitizer_cov_trace_const_cmp4+0x1c/0x70 [ 63.244531][ C1] usb_new_device.cold+0x721/0x1058 [ 63.249723][ C1] ? hub_disconnect+0x510/0x510 [ 63.254577][ C1] ? rwlock_bug.part.0+0x90/0x90 [ 63.259501][ C1] ? _raw_spin_unlock_irq+0x1f/0x40 [ 63.264707][ C1] hub_event+0x2357/0x4330 [ 63.269132][ C1] ? hub_port_debounce+0x3c0/0x3c0 [ 63.274246][ C1] ? lock_release+0x720/0x720 [ 63.278909][ C1] ? lock_downgrade+0x6e0/0x6e0 [ 63.283781][ C1] ? do_raw_spin_lock+0x120/0x2b0 [ 63.288818][ C1] process_one_work+0x98d/0x1600 [ 63.293757][ C1] ? pwq_dec_nr_in_flight+0x320/0x320 [ 63.299123][ C1] ? rwlock_bug.part.0+0x90/0x90 [ 63.304046][ C1] ? _raw_spin_lock_irq+0x41/0x50 [ 63.309065][ C1] worker_thread+0x64c/0x1120 [ 63.313739][ C1] ? __kthread_parkme+0x13f/0x1e0 [ 63.318769][ C1] ? process_one_work+0x1600/0x1600 [ 63.323954][ C1] kthread+0x3b1/0x4a0 [ 63.328012][ C1] ? __kthread_bind_mask+0xc0/0xc0 [ 63.333112][ C1] ret_from_fork+0x1f/0x30 [ 63.337525][ C1] [ 63.339831][ C1] Allocated by task 4490: [ 63.344142][ C1] kasan_save_stack+0x1b/0x40 [ 63.348901][ C1] __kasan_kmalloc+0x9b/0xd0 [ 63.353473][ C1] si470x_usb_driver_probe+0x51/0xf90 [ 63.358923][ C1] usb_probe_interface+0x315/0x7f0 [ 63.364054][ C1] really_probe+0x291/0xf60 [ 63.368547][ C1] driver_probe_device+0x298/0x410 [ 63.373648][ C1] __device_attach_driver+0x203/0x2c0 [ 63.379006][ C1] bus_for_each_drv+0x15f/0x1e0 [ 63.383841][ C1] __device_attach+0x228/0x4a0 [ 63.388588][ C1] bus_probe_device+0x1e4/0x290 [ 63.393421][ C1] device_add+0xbe0/0x2100 [ 63.397833][ C1] usb_set_configuration+0x113f/0x1910 [ 63.403296][ C1] usb_generic_driver_probe+0xba/0x100 [ 63.408740][ C1] usb_probe_device+0xd9/0x2c0 [ 63.413503][ C1] really_probe+0x291/0xf60 [ 63.417995][ C1] driver_probe_device+0x298/0x410 [ 63.423099][ C1] __device_attach_driver+0x203/0x2c0 [ 63.428455][ C1] bus_for_each_drv+0x15f/0x1e0 [ 63.433302][ C1] __device_attach+0x228/0x4a0 [ 63.438050][ C1] bus_probe_device+0x1e4/0x290 [ 63.442889][ C1] device_add+0xbe0/0x2100 [ 63.447287][ C1] usb_new_device.cold+0x721/0x1058 [ 63.452473][ C1] hub_event+0x2357/0x4330 [ 63.456880][ C1] process_one_work+0x98d/0x1600 [ 63.461802][ C1] worker_thread+0x64c/0x1120 [ 63.466472][ C1] kthread+0x3b1/0x4a0 [ 63.470527][ C1] ret_from_fork+0x1f/0x30 [ 63.474934][ C1] [ 63.477245][ C1] Freed by task 4490: [ 63.481203][ C1] kasan_save_stack+0x1b/0x40 [ 63.485873][ C1] kasan_set_track+0x1c/0x30 [ 63.490450][ C1] kasan_set_free_info+0x20/0x30 [ 63.495372][ C1] __kasan_slab_free+0xfb/0x130 [ 63.500214][ C1] slab_free_freelist_hook+0xdf/0x240 [ 63.505578][ C1] kfree+0xeb/0x650 [ 63.509386][ C1] si470x_usb_driver_probe+0xb3d/0xf90 [ 63.514834][ C1] usb_probe_interface+0x315/0x7f0 [ 63.519970][ C1] really_probe+0x291/0xf60 [ 63.524463][ C1] driver_probe_device+0x298/0x410 [ 63.529578][ C1] __device_attach_driver+0x203/0x2c0 [ 63.534942][ C1] bus_for_each_drv+0x15f/0x1e0 [ 63.539810][ C1] __device_attach+0x228/0x4a0 [ 63.544572][ C1] bus_probe_device+0x1e4/0x290 [ 63.549520][ C1] device_add+0xbe0/0x2100 [ 63.553946][ C1] usb_set_configuration+0x113f/0x1910 [ 63.559402][ C1] usb_generic_driver_probe+0xba/0x100 [ 63.564867][ C1] usb_probe_device+0xd9/0x2c0 [ 63.569621][ C1] really_probe+0x291/0xf60 [ 63.574109][ C1] driver_probe_device+0x298/0x410 [ 63.579209][ C1] __device_attach_driver+0x203/0x2c0 [ 63.584564][ C1] bus_for_each_drv+0x15f/0x1e0 [ 63.589397][ C1] __device_attach+0x228/0x4a0 [ 63.594151][ C1] bus_probe_device+0x1e4/0x290 [ 63.598993][ C1] device_add+0xbe0/0x2100 [ 63.603391][ C1] usb_new_device.cold+0x721/0x1058 [ 63.608576][ C1] hub_event+0x2357/0x4330 [ 63.612976][ C1] process_one_work+0x98d/0x1600 [ 63.617905][ C1] worker_thread+0x64c/0x1120 [ 63.622578][ C1] kthread+0x3b1/0x4a0 [ 63.626639][ C1] ret_from_fork+0x1f/0x30 [ 63.631058][ C1] [ 63.633369][ C1] The buggy address belongs to the object at ffff88801973a000 [ 63.633369][ C1] which belongs to the cache kmalloc-4k of size 4096 [ 63.647415][ C1] The buggy address is located 2880 bytes inside of [ 63.647415][ C1] 4096-byte region [ffff88801973a000, ffff88801973b000) [ 63.660843][ C1] The buggy address belongs to the page: [ 63.666452][ C1] page:ffffea000065ce00 refcount:1 mapcount:0 mapping:0000000000000000 index:0x0 pfn:0x19738 [ 63.676582][ C1] head:ffffea000065ce00 order:3 compound_mapcount:0 compound_pincount:0 [ 63.684908][ C1] flags: 0xfff00000010200(slab|head|node=0|zone=1|lastcpupid=0x7ff) [ 63.692882][ C1] raw: 00fff00000010200 dead000000000100 dead000000000122 ffff888011042140 [ 63.701461][ C1] raw: 0000000000000000 0000000000040004 00000001ffffffff 0000000000000000 [ 63.710026][ C1] page dumped because: kasan: bad access detected [ 63.716419][ C1] page_owner tracks the page as allocated [ 63.722112][ C1] page last allocated via order 3, migratetype Unmovable, gfp_mask 0xd20c0(__GFP_IO|__GFP_FS|__GFP_NOWARN|__GFP_NORETRY|__GFP_COMP|__GFP_NOMEMALLOC), pid 4490, ts 62142151316, free_ts 61454712416 [ 63.741197][ C1] get_page_from_freelist+0x125c/0x2ed0 [ 63.746734][ C1] __alloc_pages+0x1b2/0x500 [ 63.751313][ C1] alloc_pages+0x18c/0x2a0 [ 63.755711][ C1] allocate_slab+0x2c2/0x4c0 [ 63.760294][ C1] ___slab_alloc+0x4ba/0x820 [ 63.764885][ C1] __slab_alloc.constprop.0+0xa7/0xf0 [ 63.770246][ C1] kmem_cache_alloc_trace+0x30f/0x3c0 [ 63.775602][ C1] kobject_uevent_env+0x240/0x1650 [ 63.780708][ C1] device_add+0xb71/0x2100 [ 63.785112][ C1] usb_set_configuration+0x113f/0x1910 [ 63.790560][ C1] usb_generic_driver_probe+0xba/0x100 [ 63.796004][ C1] usb_probe_device+0xd9/0x2c0 [ 63.800753][ C1] really_probe+0x291/0xf60 [ 63.805242][ C1] driver_probe_device+0x298/0x410 [ 63.810344][ C1] __device_attach_driver+0x203/0x2c0 [ 63.815703][ C1] bus_for_each_drv+0x15f/0x1e0 [ 63.820545][ C1] page last free stack trace: [ 63.825194][ C1] __free_pages_ok+0x4cb/0xf30 [ 63.829949][ C1] unfreeze_partials+0x17c/0x1d0 [ 63.834906][ C1] put_cpu_partial+0x13d/0x230 [ 63.839656][ C1] qlist_free_all+0x5a/0xc0 [ 63.844143][ C1] kasan_quarantine_reduce+0x180/0x200 [ 63.849593][ C1] __kasan_slab_alloc+0x8e/0xa0 [ 63.854427][ C1] __kmalloc+0x1f4/0x330 [ 63.858652][ C1] tomoyo_realpath_from_path+0xc3/0x620 [ 63.864199][ C1] tomoyo_path_perm+0x21b/0x400 [ 63.869039][ C1] security_inode_getattr+0xcf/0x140 [ 63.874328][ C1] vfs_statx+0x164/0x390 [ 63.878550][ C1] __do_sys_newlstat+0x91/0x110 [ 63.883384][ C1] do_syscall_64+0x31/0xb0 [ 63.887779][ C1] entry_SYSCALL_64_after_hwframe+0x44/0xae [ 63.893660][ C1] [ 63.895966][ C1] Memory state around the buggy address: [ 63.901585][ C1] ffff88801973aa00: fb fb fb fb fb fb fb fb fb fb fb fb fb fb fb fb [ 63.909625][ C1] ffff88801973aa80: fb fb fb fb fb fb fb fb fb fb fb fb fb fb fb fb [ 63.917665][ C1] >ffff88801973ab00: fb fb fb fb fb fb fb fb fb fb fb fb fb fb fb fb [ 63.925702][ C1] ^ [ 63.931838][ C1] ffff88801973ab80: fb fb fb fb fb fb fb fb fb fb fb fb fb fb fb fb [ 63.939916][ C1] ffff88801973ac00: fb fb fb fb fb fb fb fb fb fb fb fb fb fb fb fb [ 63.947962][ C1] ================================================================== [ 63.955998][ C1] Disabling lock debugging due to kernel taint [ 63.962122][ C1] Kernel panic - not syncing: panic_on_warn set ... [ 63.968688][ C1] CPU: 1 PID: 4490 Comm: kworker/1:2 Tainted: G B 5.13.0-rc2-next-20210518-syzkaller #0 [ 63.979684][ C1] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 63.989717][ C1] Workqueue: usb_hub_wq hub_event [ 63.994729][ C1] Call Trace: [ 63.997986][ C1] [ 64.000809][ C1] dump_stack_lvl+0x13e/0x1d6 [ 64.005472][ C1] ? si470x_int_in_callback.cold+0x81/0xbf [ 64.011267][ C1] panic+0x306/0x73d [ 64.015146][ C1] ? __warn_printk+0xf3/0xf3 [ 64.019728][ C1] ? si470x_int_in_callback.cold+0x96/0xbf [ 64.025516][ C1] ? si470x_int_in_callback.cold+0x96/0xbf [ 64.031326][ C1] end_report.cold+0x5a/0x5a [ 64.035900][ C1] kasan_report.cold+0x71/0xdf [ 64.040665][ C1] ? si470x_int_in_callback.cold+0x96/0xbf [ 64.046453][ C1] si470x_int_in_callback.cold+0x96/0xbf [ 64.052074][ C1] ? __usb_hcd_giveback_urb+0x413/0x5c0 [ 64.057609][ C1] ? lock_downgrade+0x6e0/0x6e0 [ 64.062440][ C1] ? si470x_fops_read+0x790/0x790 [ 64.067450][ C1] __usb_hcd_giveback_urb+0x2b0/0x5c0 [ 64.072805][ C1] usb_hcd_giveback_urb+0x367/0x410 [ 64.077987][ C1] dummy_timer+0x11f9/0x32b0 [ 64.082564][ C1] ? lockdep_hardirqs_on_prepare+0x400/0x400 [ 64.088531][ C1] ? lock_chain_count+0x20/0x20 [ 64.093370][ C1] ? dummy_dequeue+0x500/0x500 [ 64.098118][ C1] ? dummy_dequeue+0x500/0x500 [ 64.102861][ C1] call_timer_fn+0x1a5/0x6b0 [ 64.107435][ C1] ? add_timer_on+0x4a0/0x4a0 [ 64.112094][ C1] ? _raw_spin_unlock_irq+0x1f/0x40 [ 64.117274][ C1] ? dummy_dequeue+0x500/0x500 [ 64.122020][ C1] __run_timers.part.0+0x67c/0xa50 [ 64.127119][ C1] ? call_timer_fn+0x6b0/0x6b0 [ 64.131863][ C1] ? lapic_next_event+0x4d/0x80 [ 64.136697][ C1] run_timer_softirq+0xb3/0x1d0 [ 64.141530][ C1] __do_softirq+0x29b/0x9fb [ 64.146019][ C1] __irq_exit_rcu+0x136/0x200 [ 64.150682][ C1] irq_exit_rcu+0x5/0x20 [ 64.154909][ C1] sysvec_apic_timer_interrupt+0x93/0xc0 [ 64.160543][ C1] [ 64.163459][ C1] asm_sysvec_apic_timer_interrupt+0x12/0x20 [ 64.169430][ C1] RIP: 0010:_raw_spin_unlock_irqrestore+0x38/0x70 [ 64.175850][ C1] Code: 74 24 10 e8 aa 03 3b f8 48 89 ef e8 42 7c 3b f8 81 e3 00 02 00 00 75 25 9c 58 f6 c4 02 75 2d 48 85 db 74 01 fb bf 01 00 00 00 13 99 2e f8 65 8b 05 ec 98 e1 76 85 c0 74 0a 5b 5d c3 e8 e0 90 [ 64.195444][ C1] RSP: 0018:ffffc9000a7ff5d0 EFLAGS: 00000206 [ 64.201500][ C1] RAX: 0000000000000006 RBX: 0000000000000200 RCX: 1ffffffff208d1e2 [ 64.209453][ C1] RDX: 0000000000000000 RSI: 0000000000000001 RDI: 0000000000000001 [ 64.217407][ C1] RBP: ffffffff8cc358c0 R08: 0000000000000001 R09: ffffffff904409cf [ 64.225367][ C1] R10: 0000000000000001 R11: 0000000000000001 R12: 0000000000000000 [ 64.233320][ C1] R13: 0000000000000000 R14: 0000000000000003 R15: 0000000000000246 [ 64.241274][ C1] __wake_up_common_lock+0xde/0x130 [ 64.246465][ C1] ? __wake_up_common+0x650/0x650 [ 64.251475][ C1] ? driver_bound+0x1a8/0x300 [ 64.256134][ C1] really_probe+0x44d/0xf60 [ 64.260621][ C1] driver_probe_device+0x298/0x410 [ 64.265715][ C1] __device_attach_driver+0x203/0x2c0 [ 64.271077][ C1] ? driver_allows_async_probing+0x150/0x150 [ 64.277041][ C1] bus_for_each_drv+0x15f/0x1e0 [ 64.281874][ C1] ? bus_for_each_dev+0x1d0/0x1d0 [ 64.286878][ C1] ? _raw_spin_unlock_irqrestore+0x50/0x70 [ 64.292694][ C1] ? lockdep_hardirqs_on+0x79/0x100 [ 64.297894][ C1] ? _raw_spin_unlock_irqrestore+0x3d/0x70 [ 64.303700][ C1] __device_attach+0x228/0x4a0 [ 64.308448][ C1] ? __driver_attach_async_helper+0x330/0x330 [ 64.314499][ C1] ? kobject_uevent_env+0x2bb/0x1650 [ 64.319781][ C1] bus_probe_device+0x1e4/0x290 [ 64.324616][ C1] device_add+0xbe0/0x2100 [ 64.329018][ C1] ? __fw_devlink_link_to_suppliers+0x5e0/0x5e0 [ 64.335245][ C1] ? __sanitizer_cov_trace_const_cmp4+0x1c/0x70 [ 64.341474][ C1] usb_new_device.cold+0x721/0x1058 [ 64.346660][ C1] ? hub_disconnect+0x510/0x510 [ 64.351494][ C1] ? rwlock_bug.part.0+0x90/0x90 [ 64.356417][ C1] ? _raw_spin_unlock_irq+0x1f/0x40 [ 64.361601][ C1] hub_event+0x2357/0x4330 [ 64.366013][ C1] ? hub_port_debounce+0x3c0/0x3c0 [ 64.371126][ C1] ? lock_release+0x720/0x720 [ 64.375804][ C1] ? lock_downgrade+0x6e0/0x6e0 [ 64.380651][ C1] ? do_raw_spin_lock+0x120/0x2b0 [ 64.385665][ C1] process_one_work+0x98d/0x1600 [ 64.390601][ C1] ? pwq_dec_nr_in_flight+0x320/0x320 [ 64.395977][ C1] ? rwlock_bug.part.0+0x90/0x90 [ 64.400914][ C1] ? _raw_spin_lock_irq+0x41/0x50 [ 64.405970][ C1] worker_thread+0x64c/0x1120 [ 64.410635][ C1] ? __kthread_parkme+0x13f/0x1e0 [ 64.415644][ C1] ? process_one_work+0x1600/0x1600 [ 64.420836][ C1] kthread+0x3b1/0x4a0 [ 64.424890][ C1] ? __kthread_bind_mask+0xc0/0xc0 [ 64.429989][ C1] ret_from_fork+0x1f/0x30 [ 64.435212][ C1] Kernel Offset: disabled [ 64.439525][ C1] Rebooting in 86400 seconds..