Warning: Permanently added '10.128.0.91' (ECDSA) to the list of known hosts. executing program syzkaller login: [ 33.775417][ T12] usb 1-1: new high-speed USB device number 2 using dummy_hcd [ 34.015334][ T12] usb 1-1: Using ep0 maxpacket: 8 [ 34.135507][ T12] usb 1-1: config 0 has an invalid interface number: 106 but max is 0 [ 34.143923][ T12] usb 1-1: config 0 has no interface number 0 [ 34.150275][ T12] usb 1-1: New USB device found, idVendor=8086, idProduct=0b03, bcdDevice=30.d7 [ 34.159347][ T12] usb 1-1: New USB device strings: Mfr=0, Product=0, SerialNumber=0 [ 34.168555][ T12] usb 1-1: config 0 descriptor?? executing program [ 34.435624][ T12] usb 1-1: string descriptor 0 read error: -71 [ 34.442097][ T12] WARNING: CPU: 0 PID: 12 at kernel/workqueue.c:3031 __flush_work+0x93f/0xa80 [ 34.455589][ T12] Kernel panic - not syncing: panic_on_warn set ... [ 34.462295][ T12] CPU: 0 PID: 12 Comm: kworker/0:1 Not tainted 5.2.0-rc6+ #13 [ 34.469847][ T12] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 34.480158][ T12] Workqueue: usb_hub_wq hub_event [ 34.485454][ T12] Call Trace: [ 34.488893][ T12] dump_stack+0xca/0x13e [ 34.493138][ T12] ? __flush_work+0x840/0xa80 [ 34.497815][ T12] panic+0x292/0x6c9 [ 34.501714][ T12] ? __warn_printk+0xf3/0xf3 [ 34.506407][ T12] ? __flush_work+0x93f/0xa80 [ 34.511340][ T12] ? __probe_kernel_read+0x16c/0x1b0 [ 34.516618][ T12] ? __warn.cold+0x5/0x4b [ 34.520955][ T12] ? __warn+0xe4/0x1c0 [ 34.525191][ T12] ? __flush_work+0x93f/0xa80 [ 34.529952][ T12] __warn.cold+0x20/0x4b [ 34.534187][ T12] ? __flush_work+0x93f/0xa80 [ 34.538910][ T12] report_bug+0x262/0x2a0 [ 34.543364][ T12] do_error_trap+0x12b/0x1e0 [ 34.548100][ T12] ? __flush_work+0x93f/0xa80 [ 34.552882][ T12] do_invalid_op+0x32/0x40 [ 34.557485][ T12] ? __flush_work+0x93f/0xa80 [ 34.562265][ T12] invalid_op+0x14/0x20 [ 34.566422][ T12] RIP: 0010:__flush_work+0x93f/0xa80 [ 34.571718][ 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 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 [ 34.591575][ T12] RSP: 0018:ffff8881d9e0ed98 EFLAGS: 00010293 [ 34.597751][ T12] RAX: ffff8881d9df9800 RBX: ffff8881d0a25ab0 RCX: dffffc0000000000 [ 34.605927][ T12] RDX: 0000000000000000 RSI: ffffffff81198bff RDI: 0000000000000001 [ 34.613882][ T12] RBP: ffff8881d9e0ef00 R08: ffff8881d9df9800 R09: 0000000000000000 [ 34.621949][ T12] R10: 0000000000000000 R11: 0000000000000000 R12: 0000000000000001 [ 34.630065][ T12] R13: 0000000000000001 R14: 0000000000000293 R15: ffff8881d0a25ac8 [ 34.638067][ T12] ? __flush_work+0x93f/0xa80 [ 34.642757][ T12] ? __flush_work+0x93f/0xa80 [ 34.647543][ T12] ? lockdep_hardirqs_on+0x379/0x580 [ 34.652826][ T12] ? wq_pool_ids_show+0x310/0x310 [ 34.658113][ T12] ? save_stack+0x4c/0x80 [ 34.662547][ T12] ? save_stack+0x1b/0x80 [ 34.666983][ T12] ? __kasan_slab_free+0x130/0x180 [ 34.672087][ T12] ? kfree+0xd7/0x280 [ 34.676058][ T12] ? usb_string+0x379/0x450 [ 34.680610][ T12] ? uvc_probe+0x4c05/0x64e4 [ 34.685205][ T12] ? usb_probe_interface+0x305/0x7a0 [ 34.690489][ T12] ? really_probe+0x281/0x660 [ 34.695361][ T12] ? driver_probe_device+0x104/0x210 [ 34.700788][ T12] ? __device_attach_driver+0x1c2/0x220 [ 34.706528][ T12] ? bus_for_each_drv+0x15c/0x1e0 [ 34.711660][ T12] ? __device_attach+0x217/0x360 [ 34.716882][ T12] ? bus_probe_device+0x1e4/0x290 [ 34.721962][ T12] ? device_add+0xae6/0x16f0 [ 34.726554][ T12] ? mark_held_locks+0x9f/0xe0 [ 34.731384][ T12] __cancel_work_timer+0x312/0x440 [ 34.736518][ T12] ? work_on_cpu_safe+0x70/0x70 [ 34.741361][ T12] ? _cond_resched+0x10/0x20 [ 34.746051][ T12] ? usb_kill_urb+0x198/0x2c0 [ 34.750920][ T12] ? lockdep_hardirqs_on+0x379/0x580 [ 34.756281][ T12] ? usb_poison_anchored_urbs+0x150/0x150 [ 34.762010][ T12] uvc_ctrl_cleanup_device+0x22/0x483 [ 34.767392][ T12] ? uvc_delete+0x21/0x2f0 [ 34.771925][ T12] ? rcu_read_lock_sched_held+0x113/0x130 [ 34.777870][ T12] uvc_delete+0x29/0x2f0 [ 34.782226][ T12] uvc_probe+0xf95/0x64e4 [ 34.786625][ T12] ? mark_held_locks+0xe0/0xe0 [ 34.791406][ T12] ? __pm_runtime_set_status+0x702/0xa10 [ 34.797031][ T12] ? pm_runtime_enable+0x2a/0x310 [ 34.802250][ T12] ? usb_probe_interface+0x580/0x7a0 [ 34.807545][ T12] ? pm_runtime_enable+0x2a/0x310 [ 34.812877][ T12] ? mark_held_locks+0x9f/0xe0 [ 34.817653][ T12] ? usb_probe_interface+0x305/0x7a0 [ 34.823035][ T12] usb_probe_interface+0x305/0x7a0 [ 34.828408][ T12] ? usb_probe_device+0x100/0x100 [ 34.833447][ T12] really_probe+0x281/0x660 [ 34.837962][ T12] driver_probe_device+0x104/0x210 [ 34.843075][ T12] __device_attach_driver+0x1c2/0x220 [ 34.848455][ T12] ? driver_allows_async_probing+0x160/0x160 [ 34.854517][ T12] bus_for_each_drv+0x15c/0x1e0 [ 34.859427][ T12] ? bus_rescan_devices+0x20/0x20 [ 34.864532][ T12] ? _raw_spin_unlock_irqrestore+0x3e/0x50 [ 34.870337][ T12] ? lockdep_hardirqs_on+0x379/0x580 [ 34.875604][ T12] __device_attach+0x217/0x360 [ 34.880430][ T12] ? device_bind_driver+0xd0/0xd0 [ 34.885588][ T12] ? kobject_uevent_env+0x29e/0x1150 [ 34.891019][ T12] ? kobject_uevent_env+0x2a8/0x1150 [ 34.896425][ T12] bus_probe_device+0x1e4/0x290 [ 34.901290][ T12] ? blocking_notifier_call_chain+0x54/0xa0 [ 34.907341][ T12] device_add+0xae6/0x16f0 [ 34.911747][ T12] ? uevent_store+0x50/0x50 [ 34.916571][ T12] ? _raw_spin_unlock_irqrestore+0x3e/0x50 [ 34.922719][ T12] usb_set_configuration+0xdf6/0x1670 [ 34.928234][ T12] generic_probe+0x9d/0xd5 [ 34.932933][ T12] usb_probe_device+0x99/0x100 [ 34.938113][ T12] ? usb_suspend+0x620/0x620 [ 34.942714][ T12] really_probe+0x281/0x660 [ 34.947367][ T12] driver_probe_device+0x104/0x210 [ 34.952488][ T12] __device_attach_driver+0x1c2/0x220 [ 34.957966][ T12] ? driver_allows_async_probing+0x160/0x160 [ 34.963983][ T12] bus_for_each_drv+0x15c/0x1e0 [ 34.968850][ T12] ? bus_rescan_devices+0x20/0x20 [ 34.974003][ T12] ? _raw_spin_unlock_irqrestore+0x3e/0x50 [ 34.979958][ T12] ? lockdep_hardirqs_on+0x379/0x580 [ 34.985258][ T12] __device_attach+0x217/0x360 [ 34.990400][ T12] ? device_bind_driver+0xd0/0xd0 [ 34.997821][ T12] ? kobject_uevent_env+0x29e/0x1150 [ 35.003241][ T12] ? kobject_uevent_env+0x2a8/0x1150 [ 35.008532][ T12] bus_probe_device+0x1e4/0x290 [ 35.014293][ T12] ? blocking_notifier_call_chain+0x54/0xa0 [ 35.020489][ T12] device_add+0xae6/0x16f0 [ 35.024977][ T12] ? uevent_store+0x50/0x50 [ 35.029591][ T12] usb_new_device.cold+0x8c1/0x1016 [ 35.034862][ T12] ? usb_port_suspend+0xa40/0xa40 [ 35.039901][ T12] ? mark_held_locks+0x9f/0xe0 [ 35.044899][ T12] ? _raw_spin_unlock_irq+0x24/0x30 [ 35.050227][ T12] hub_event+0x1ada/0x3590 [ 35.054747][ T12] ? hub_port_debounce+0x260/0x260 [ 35.060184][ T12] process_one_work+0x905/0x1570 [ 35.065230][ T12] ? pwq_dec_nr_in_flight+0x310/0x310 [ 35.070609][ T12] ? do_raw_spin_lock+0x11a/0x280 [ 35.075672][ T12] worker_thread+0x96/0xe20 [ 35.080413][ T12] ? process_one_work+0x1570/0x1570 [ 35.085717][ T12] kthread+0x30b/0x410 [ 35.089777][ T12] ? kthread_park+0x1a0/0x1a0 [ 35.094465][ T12] ret_from_fork+0x24/0x30 [ 35.099496][ T12] Kernel Offset: disabled [ 35.103997][ T12] Rebooting in 86400 seconds..