Warning: Permanently added '10.128.0.228' (ECDSA) to the list of known hosts. executing program [ 51.259663][ T12] usb 1-1: new high-speed USB device number 2 using dummy_hcd [ 51.499671][ T12] usb 1-1: Using ep0 maxpacket: 8 [ 51.619729][ T12] usb 1-1: config 0 has an invalid interface number: 133 but max is 0 [ 51.628075][ T12] usb 1-1: config 0 has no interface number 0 [ 51.634247][ T12] usb 1-1: New USB device found, idVendor=05a9, idProduct=7670, bcdDevice=bc.35 [ 51.643330][ T12] usb 1-1: New USB device strings: Mfr=0, Product=0, SerialNumber=0 [ 51.652576][ T12] usb 1-1: config 0 descriptor?? [ 51.691673][ T12] WARNING: CPU: 0 PID: 12 at kernel/workqueue.c:3031 __flush_work+0x93f/0xa80 [ 51.700638][ T12] Kernel panic - not syncing: panic_on_warn set ... [ 51.707222][ T12] CPU: 0 PID: 12 Comm: kworker/0:1 Not tainted 5.2.0-rc6+ #15 [ 51.714655][ T12] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 51.724701][ T12] Workqueue: usb_hub_wq hub_event [ 51.729703][ T12] Call Trace: [ 51.732973][ T12] dump_stack+0xca/0x13e [ 51.737256][ T12] ? __flush_work+0x840/0xa80 [ 51.741920][ T12] panic+0x292/0x6c9 [ 51.745796][ T12] ? __warn_printk+0xf3/0xf3 [ 51.750362][ T12] ? __flush_work+0x93f/0xa80 [ 51.755028][ T12] ? __probe_kernel_read+0x16c/0x1b0 [ 51.760296][ T12] ? __warn.cold+0x5/0x4b [ 51.764692][ T12] ? __warn+0xe4/0x1c0 [ 51.768737][ T12] ? __flush_work+0x93f/0xa80 [ 51.773388][ T12] __warn.cold+0x20/0x4b [ 51.777621][ T12] ? __flush_work+0x93f/0xa80 [ 51.782275][ T12] report_bug+0x262/0x2a0 [ 51.786595][ T12] do_error_trap+0x12b/0x1e0 [ 51.791176][ T12] ? __flush_work+0x93f/0xa80 [ 51.795825][ T12] do_invalid_op+0x32/0x40 [ 51.800220][ T12] ? __flush_work+0x93f/0xa80 [ 51.804874][ T12] invalid_op+0x14/0x20 [ 51.809004][ T12] RIP: 0010:__flush_work+0x93f/0xa80 [ 51.814276][ T12] 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 af 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 [ 51.833864][ T12] RSP: 0018:ffff8881d9e0ee38 EFLAGS: 00010293 [ 51.839905][ T12] RAX: ffff8881d9df9800 RBX: ffff8881d142f430 RCX: dffffc0000000000 [ 51.847963][ T12] RDX: 0000000000000000 RSI: ffffffff81198bff RDI: 0000000000000001 [ 51.855915][ T12] RBP: ffff8881d9e0efa0 R08: ffff8881d9df9800 R09: 0000000000000000 [ 51.863866][ T12] R10: 0000000000000000 R11: 0000000000000000 R12: 0000000000000001 [ 51.871872][ T12] R13: 0000000000000001 R14: 0000000000000293 R15: ffff8881d142f448 [ 51.879893][ T12] ? __flush_work+0x93f/0xa80 [ 51.884599][ T12] ? __flush_work+0x93f/0xa80 [ 51.889302][ T12] ? wq_pool_ids_show+0x310/0x310 [ 51.894307][ T12] ? number+0x82a/0xb00 [ 51.898444][ T12] ? skip_atoi+0xab/0xe0 [ 51.902664][ T12] ? put_dec+0xd0/0xd0 [ 51.906706][ T12] ? format_decode+0x230/0xad0 [ 51.911453][ T12] ? mark_held_locks+0x9f/0xe0 [ 51.916196][ T12] __cancel_work_timer+0x312/0x440 [ 51.921288][ T12] ? work_on_cpu_safe+0x70/0x70 [ 51.926115][ T12] ? _cond_resched+0x10/0x20 [ 51.930684][ T12] ? usb_kill_urb+0x198/0x2c0 [ 51.935340][ T12] ? usb_poison_anchored_urbs+0x150/0x150 [ 51.941154][ T12] uvc_ctrl_cleanup_device+0x22/0x483 [ 51.946514][ T12] ? uvc_delete+0x21/0x2f0 [ 51.950918][ T12] ? rcu_read_lock_sched_held+0x113/0x130 [ 51.956620][ T12] uvc_delete+0x29/0x2f0 [ 51.960838][ T12] uvc_probe+0xf95/0x64e4 [ 51.965155][ T12] ? mark_held_locks+0xe0/0xe0 [ 51.969903][ T12] ? __pm_runtime_set_status+0x702/0xa10 [ 51.975684][ T12] ? pm_runtime_enable+0x2a/0x310 [ 51.980703][ T12] ? mark_held_locks+0x9f/0xe0 [ 51.985591][ T12] ? usb_probe_interface+0x580/0x7a0 [ 51.990862][ T12] ? usb_probe_interface+0x305/0x7a0 [ 51.996125][ T12] usb_probe_interface+0x305/0x7a0 [ 52.001218][ T12] ? usb_probe_device+0x100/0x100 [ 52.006224][ T12] really_probe+0x281/0x660 [ 52.010707][ T12] driver_probe_device+0x104/0x210 [ 52.015794][ T12] __device_attach_driver+0x1c2/0x220 [ 52.021142][ T12] ? driver_allows_async_probing+0x160/0x160 [ 52.027101][ T12] bus_for_each_drv+0x15c/0x1e0 [ 52.031936][ T12] ? bus_rescan_devices+0x20/0x20 [ 52.036986][ T12] ? _raw_spin_unlock_irqrestore+0x3e/0x50 [ 52.042792][ T12] ? lockdep_hardirqs_on+0x379/0x580 [ 52.048062][ T12] __device_attach+0x217/0x360 [ 52.052833][ T12] ? device_bind_driver+0xd0/0xd0 [ 52.057852][ T12] ? kobject_uevent_env+0x29e/0x1150 [ 52.063114][ T12] ? kobject_uevent_env+0x2a8/0x1150 [ 52.068371][ T12] bus_probe_device+0x1e4/0x290 [ 52.073208][ T12] ? blocking_notifier_call_chain+0x54/0xa0 [ 52.079091][ T12] device_add+0xae6/0x16f0 [ 52.083488][ T12] ? uevent_store+0x50/0x50 [ 52.088088][ T12] ? _raw_spin_unlock_irqrestore+0x3e/0x50 [ 52.093878][ T12] usb_set_configuration+0xdf6/0x1670 [ 52.099237][ T12] generic_probe+0x9d/0xd5 [ 52.103769][ T12] usb_probe_device+0x99/0x100 [ 52.108581][ T12] ? usb_suspend+0x620/0x620 [ 52.113150][ T12] really_probe+0x281/0x660 [ 52.117698][ T12] driver_probe_device+0x104/0x210 [ 52.122906][ T12] __device_attach_driver+0x1c2/0x220 [ 52.128266][ T12] ? driver_allows_async_probing+0x160/0x160 [ 52.134277][ T12] bus_for_each_drv+0x15c/0x1e0 [ 52.139112][ T12] ? bus_rescan_devices+0x20/0x20 [ 52.144118][ T12] ? _raw_spin_unlock_irqrestore+0x3e/0x50 [ 52.149905][ T12] ? lockdep_hardirqs_on+0x379/0x580 [ 52.155175][ T12] __device_attach+0x217/0x360 [ 52.159966][ T12] ? device_bind_driver+0xd0/0xd0 [ 52.164971][ T12] ? kobject_uevent_env+0x29e/0x1150 [ 52.170287][ T12] ? kobject_uevent_env+0x2a8/0x1150 [ 52.175561][ T12] bus_probe_device+0x1e4/0x290 [ 52.180398][ T12] ? blocking_notifier_call_chain+0x54/0xa0 [ 52.186275][ T12] device_add+0xae6/0x16f0 [ 52.190810][ T12] ? uevent_store+0x50/0x50 [ 52.195344][ T12] usb_new_device.cold+0x6a4/0xe61 [ 52.200503][ T12] hub_event+0x1abd/0x3550 [ 52.204961][ T12] ? hub_port_debounce+0x260/0x260 [ 52.210071][ T12] process_one_work+0x905/0x1570 [ 52.215013][ T12] ? pwq_dec_nr_in_flight+0x310/0x310 [ 52.220409][ T12] ? do_raw_spin_lock+0x11a/0x280 [ 52.225414][ T12] worker_thread+0x96/0xe20 [ 52.229903][ T12] ? process_one_work+0x1570/0x1570 [ 52.235142][ T12] kthread+0x30b/0x410 [ 52.239205][ T12] ? kthread_park+0x1a0/0x1a0 [ 52.243860][ T12] ret_from_fork+0x24/0x30 [ 52.248673][ T12] Kernel Offset: disabled [ 52.253037][ T12] Rebooting in 86400 seconds..