Warning: Permanently added '10.128.0.145' (ECDSA) to the list of known hosts. executing program [ 45.232568][ T21] usb 1-1: new high-speed USB device number 2 using dummy_hcd [ 45.472593][ T21] usb 1-1: Using ep0 maxpacket: 16 [ 45.592669][ T21] usb 1-1: config 0 has an invalid interface number: 57 but max is 0 [ 45.600824][ T21] usb 1-1: config 0 has an invalid descriptor of length 99, skipping remainder of the config [ 45.611042][ T21] usb 1-1: config 0 has no interface number 0 [ 45.617143][ T21] usb 1-1: New USB device found, idVendor=046d, idProduct=08c6, bcdDevice=41.01 [ 45.626192][ T21] usb 1-1: New USB device strings: Mfr=0, Product=0, SerialNumber=0 [ 45.635299][ T21] usb 1-1: config 0 descriptor?? executing program [ 45.902658][ T21] usb 1-1: string descriptor 0 read error: -71 [ 45.910591][ T21] WARNING: CPU: 1 PID: 21 at kernel/workqueue.c:3031 __flush_work+0x93f/0xa80 [ 45.919470][ T21] Kernel panic - not syncing: panic_on_warn set ... [ 45.926111][ T21] CPU: 1 PID: 21 Comm: kworker/1:1 Not tainted 5.2.0-rc6+ #13 [ 45.933546][ T21] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 45.943595][ T21] Workqueue: usb_hub_wq hub_event [ 45.948601][ T21] Call Trace: [ 45.951880][ T21] dump_stack+0xca/0x13e [ 45.956111][ T21] ? __flush_work+0x840/0xa80 [ 45.960775][ T21] panic+0x292/0x6c9 [ 45.964649][ T21] ? __warn_printk+0xf3/0xf3 [ 45.969219][ T21] ? __flush_work+0x93f/0xa80 [ 45.973880][ T21] ? __probe_kernel_read+0x16c/0x1b0 [ 45.979146][ T21] ? __warn.cold+0x5/0x4b [ 45.983446][ T21] ? __warn+0xe4/0x1c0 [ 45.987496][ T21] ? __flush_work+0x93f/0xa80 [ 45.992151][ T21] __warn.cold+0x20/0x4b [ 45.996380][ T21] ? __flush_work+0x93f/0xa80 [ 46.001081][ T21] report_bug+0x262/0x2a0 [ 46.005493][ T21] do_error_trap+0x12b/0x1e0 [ 46.010061][ T21] ? __flush_work+0x93f/0xa80 [ 46.014765][ T21] do_invalid_op+0x32/0x40 [ 46.019170][ T21] ? __flush_work+0x93f/0xa80 [ 46.024146][ T21] invalid_op+0x14/0x20 [ 46.028287][ T21] RIP: 0010:__flush_work+0x93f/0xa80 [ 46.033545][ T21] Code: e8 d6 4f 23 00 48 c7 c2 c9 8b 19 81 be 01 00 00 00 45 31 e4 48 c7 c7 a0 83 ef 86 e8 6b 4d 0b 00 e9 d9 fb ff ff e8 b1 4f 23 00 <0f> 0b 45 31 e4 e9 ca fb ff ff e8 a2 4f 23 00 e8 0d 08 12 00 31 ff [ 46.053127][ T21] RSP: 0018:ffff8881d9efed98 EFLAGS: 00010293 [ 46.059166][ T21] RAX: ffff8881d9e36000 RBX: ffff8881d082f430 RCX: dffffc0000000000 [ 46.067117][ T21] RDX: 0000000000000000 RSI: ffffffff81198bff RDI: 0000000000000001 [ 46.075067][ T21] RBP: ffff8881d9efef00 R08: ffff8881d9e36000 R09: 0000000000000000 [ 46.083019][ T21] R10: 0000000000000000 R11: 0000000000000000 R12: 0000000000000001 [ 46.091217][ T21] R13: 0000000000000001 R14: 0000000000000293 R15: ffff8881d082f448 [ 46.099177][ T21] ? __flush_work+0x93f/0xa80 [ 46.103844][ T21] ? __flush_work+0x93f/0xa80 [ 46.108506][ T21] ? lockdep_hardirqs_on+0x379/0x580 [ 46.113783][ T21] ? wq_pool_ids_show+0x310/0x310 [ 46.118836][ T21] ? save_stack+0x4c/0x80 [ 46.123144][ T21] ? save_stack+0x1b/0x80 [ 46.127494][ T21] ? __kasan_slab_free+0x130/0x180 [ 46.132586][ T21] ? kfree+0xd7/0x280 [ 46.136548][ T21] ? usb_string+0x379/0x450 [ 46.141031][ T21] ? uvc_probe+0xd74/0x64e4 [ 46.145571][ T21] ? usb_probe_interface+0x305/0x7a0 [ 46.150894][ T21] ? really_probe+0x281/0x660 [ 46.155556][ T21] ? driver_probe_device+0x104/0x210 [ 46.160822][ T21] ? __device_attach_driver+0x1c2/0x220 [ 46.166347][ T21] ? bus_for_each_drv+0x15c/0x1e0 [ 46.171352][ T21] ? __device_attach+0x217/0x360 [ 46.176271][ T21] ? bus_probe_device+0x1e4/0x290 [ 46.181275][ T21] ? device_add+0xae6/0x16f0 [ 46.185858][ T21] ? mark_held_locks+0x9f/0xe0 [ 46.190607][ T21] __cancel_work_timer+0x312/0x440 [ 46.195697][ T21] ? work_on_cpu_safe+0x70/0x70 [ 46.200583][ T21] ? _cond_resched+0x10/0x20 [ 46.205158][ T21] ? usb_kill_urb+0x198/0x2c0 [ 46.209819][ T21] ? lockdep_hardirqs_on+0x379/0x580 [ 46.215086][ T21] ? usb_poison_anchored_urbs+0x150/0x150 [ 46.220799][ T21] uvc_ctrl_cleanup_device+0x22/0x483 [ 46.226197][ T21] ? uvc_delete+0x21/0x2f0 [ 46.230631][ T21] ? rcu_read_lock_sched_held+0x113/0x130 [ 46.236436][ T21] uvc_delete+0x29/0x2f0 [ 46.240707][ T21] uvc_probe+0xf95/0x64e4 [ 46.245039][ T21] ? mark_held_locks+0xe0/0xe0 [ 46.249831][ T21] ? __pm_runtime_set_status+0x702/0xa10 [ 46.255467][ T21] ? pm_runtime_enable+0x2a/0x310 [ 46.260499][ T21] ? usb_probe_interface+0x580/0x7a0 [ 46.265774][ T21] ? pm_runtime_enable+0x2a/0x310 [ 46.270775][ T21] ? mark_held_locks+0x9f/0xe0 [ 46.275635][ T21] ? usb_probe_interface+0x305/0x7a0 [ 46.280905][ T21] usb_probe_interface+0x305/0x7a0 [ 46.286000][ T21] ? usb_probe_device+0x100/0x100 [ 46.291012][ T21] really_probe+0x281/0x660 [ 46.295500][ T21] driver_probe_device+0x104/0x210 [ 46.300594][ T21] __device_attach_driver+0x1c2/0x220 [ 46.305954][ T21] ? driver_allows_async_probing+0x160/0x160 [ 46.311910][ T21] bus_for_each_drv+0x15c/0x1e0 [ 46.316745][ T21] ? bus_rescan_devices+0x20/0x20 [ 46.321775][ T21] ? _raw_spin_unlock_irqrestore+0x3e/0x50 [ 46.327559][ T21] ? lockdep_hardirqs_on+0x379/0x580 [ 46.332816][ T21] __device_attach+0x217/0x360 [ 46.337562][ T21] ? device_bind_driver+0xd0/0xd0 [ 46.342695][ T21] ? kobject_uevent_env+0x29e/0x1150 [ 46.347956][ T21] ? kobject_uevent_env+0x2a8/0x1150 [ 46.353315][ T21] bus_probe_device+0x1e4/0x290 [ 46.358143][ T21] ? blocking_notifier_call_chain+0x54/0xa0 [ 46.364622][ T21] device_add+0xae6/0x16f0 [ 46.369015][ T21] ? uevent_store+0x50/0x50 [ 46.373542][ T21] ? _raw_spin_unlock_irqrestore+0x3e/0x50 [ 46.379345][ T21] usb_set_configuration+0xdf6/0x1670 [ 46.384873][ T21] generic_probe+0x9d/0xd5 [ 46.389265][ T21] usb_probe_device+0x99/0x100 [ 46.394134][ T21] ? usb_suspend+0x620/0x620 [ 46.398752][ T21] really_probe+0x281/0x660 [ 46.403249][ T21] driver_probe_device+0x104/0x210 [ 46.408354][ T21] __device_attach_driver+0x1c2/0x220 [ 46.413706][ T21] ? driver_allows_async_probing+0x160/0x160 [ 46.419657][ T21] bus_for_each_drv+0x15c/0x1e0 [ 46.424501][ T21] ? bus_rescan_devices+0x20/0x20 [ 46.429509][ T21] ? _raw_spin_unlock_irqrestore+0x3e/0x50 [ 46.435298][ T21] ? lockdep_hardirqs_on+0x379/0x580 [ 46.440666][ T21] __device_attach+0x217/0x360 [ 46.445450][ T21] ? device_bind_driver+0xd0/0xd0 [ 46.450455][ T21] ? kobject_uevent_env+0x29e/0x1150 [ 46.455713][ T21] ? kobject_uevent_env+0x2a8/0x1150 [ 46.460977][ T21] bus_probe_device+0x1e4/0x290 [ 46.465808][ T21] ? blocking_notifier_call_chain+0x54/0xa0 [ 46.471725][ T21] device_add+0xae6/0x16f0 [ 46.476129][ T21] ? uevent_store+0x50/0x50 [ 46.480653][ T21] usb_new_device.cold+0x8c1/0x1016 [ 46.485843][ T21] ? usb_port_suspend+0xa40/0xa40 [ 46.490847][ T21] ? mark_held_locks+0x9f/0xe0 [ 46.495588][ T21] ? _raw_spin_unlock_irq+0x24/0x30 [ 46.500769][ T21] hub_event+0x1ada/0x3590 [ 46.505165][ T21] ? hub_port_debounce+0x260/0x260 [ 46.510313][ T21] process_one_work+0x905/0x1570 [ 46.515385][ T21] ? pwq_dec_nr_in_flight+0x310/0x310 [ 46.520778][ T21] ? do_raw_spin_lock+0x11a/0x280 [ 46.525790][ T21] worker_thread+0x96/0xe20 [ 46.530277][ T21] ? process_one_work+0x1570/0x1570 [ 46.535459][ T21] kthread+0x30b/0x410 [ 46.539511][ T21] ? kthread_park+0x1a0/0x1a0 [ 46.544166][ T21] ret_from_fork+0x24/0x30 [ 46.548968][ T21] Kernel Offset: disabled [ 46.553321][ T21] Rebooting in 86400 seconds..