Warning: Permanently added '10.128.0.233' (ECDSA) to the list of known hosts. syzkaller login: [ 24.830027][ T12] usb 1-1: new high-speed USB device number 2 using dummy_hcd [ 25.069542][ T12] usb 1-1: Using ep0 maxpacket: 8 [ 25.189629][ T12] usb 1-1: config index 0 descriptor too short (expected 64913, got 92) [ 25.198089][ T12] usb 1-1: config 0 has an invalid interface number: 47 but max is 0 [ 25.206201][ T12] usb 1-1: config 0 has an invalid descriptor of length 0, skipping remainder of the config [ 25.216318][ T12] usb 1-1: config 0 has no interface number 0 [ 25.222454][ T12] usb 1-1: config 0 interface 47 altsetting 0 bulk endpoint 0xB has invalid maxpacket 978 [ 25.232383][ T12] usb 1-1: config 0 interface 47 altsetting 0 bulk endpoint 0x8A has invalid maxpacket 0 [ 25.242241][ T12] usb 1-1: New USB device found, idVendor=054c, idProduct=06c1, bcdDevice=e5.ee [ 25.251280][ T12] usb 1-1: New USB device strings: Mfr=0, Product=0, SerialNumber=0 [ 25.260915][ T12] usb 1-1: config 0 descriptor?? [ 25.300930][ T12] ------------[ cut here ]------------ [ 25.306565][ T12] URB 00000000d93483dc submitted while active [ 25.312824][ T12] WARNING: CPU: 0 PID: 12 at drivers/usb/core/urb.c:362 usb_submit_urb+0x10c1/0x13b0 [ 25.322472][ T12] Kernel panic - not syncing: panic_on_warn set ... [ 25.329043][ T12] CPU: 0 PID: 12 Comm: kworker/0:1 Not tainted 5.3.0-rc7+ #0 [ 25.336436][ T12] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 25.346479][ T12] Workqueue: usb_hub_wq hub_event [ 25.351475][ T12] Call Trace: [ 25.354744][ T12] dump_stack+0xca/0x13e [ 25.358977][ T12] ? usb_submit_urb+0x10c0/0x13b0 [ 25.363976][ T12] panic+0x2a3/0x6da [ 25.368804][ T12] ? add_taint.cold+0x16/0x16 [ 25.373473][ T12] ? __probe_kernel_read+0x188/0x1d0 [ 25.378742][ T12] ? __warn.cold+0x5/0x4a [ 25.383057][ T12] ? __warn+0xe3/0x1e0 [ 25.387100][ T12] ? usb_submit_urb+0x10c1/0x13b0 [ 25.392096][ T12] __warn.cold+0x20/0x4a [ 25.396315][ T12] ? usb_submit_urb+0x10c1/0x13b0 [ 25.401328][ T12] report_bug+0x262/0x2a0 [ 25.405632][ T12] do_error_trap+0x12b/0x1e0 [ 25.410211][ T12] ? usb_submit_urb+0x10c1/0x13b0 [ 25.415210][ T12] do_invalid_op+0x32/0x40 [ 25.419606][ T12] ? usb_submit_urb+0x10c1/0x13b0 [ 25.424618][ T12] invalid_op+0x23/0x30 [ 25.428751][ T12] RIP: 0010:usb_submit_urb+0x10c1/0x13b0 [ 25.434368][ T12] Code: 89 de e8 f2 90 ef fd 84 db 0f 85 42 f6 ff ff e8 b5 8f ef fd 4c 89 fe 48 c7 c7 a0 84 18 86 c6 05 74 09 3a 04 01 e8 e4 74 c5 fd <0f> 0b e9 20 f6 ff ff c7 44 24 14 01 00 00 00 e9 d7 f6 ff ff 41 bd [ 25.453954][ T12] RSP: 0018:ffff8881da20f148 EFLAGS: 00010286 [ 25.459999][ T12] RAX: 0000000000000000 RBX: 0000000000000000 RCX: 0000000000000000 [ 25.467945][ T12] RDX: 0000000000000000 RSI: ffffffff81288ddd RDI: ffffed103b441e1b [ 25.475897][ T12] RBP: ffff8881d521d600 R08: ffff8881da1f9800 R09: fffffbfff11ad7a1 [ 25.483847][ T12] R10: fffffbfff11ad7a0 R11: ffffffff88d6bd07 R12: ffff8881d5047700 [ 25.491797][ T12] R13: 00000000fffffff0 R14: ffff8881d2ede048 R15: ffff8881d5047600 [ 25.499754][ T12] ? vprintk_func+0x7d/0x113 [ 25.504323][ T12] ? usb_submit_urb+0x10c1/0x13b0 [ 25.509324][ T12] ? kasan_unpoison_shadow+0x30/0x40 [ 25.514584][ T12] port100_send_cmd_async+0x801/0xb80 [ 25.519931][ T12] port100_send_cmd_sync+0xaa/0x130 [ 25.525117][ T12] ? port100_in_send_cmd+0x1c0/0x1c0 [ 25.530375][ T12] ? __alloc_skb+0x3a7/0x5a0 [ 25.534937][ T12] ? skb_put+0x15d/0x1c0 [ 25.539159][ T12] port100_probe+0xa12/0xea0 [ 25.543727][ T12] usb_probe_interface+0x305/0x7a0 [ 25.548821][ T12] ? usb_probe_device+0x100/0x100 [ 25.553820][ T12] really_probe+0x281/0x6d0 [ 25.558306][ T12] driver_probe_device+0x101/0x1b0 [ 25.563415][ T12] __device_attach_driver+0x1c2/0x220 [ 25.568762][ T12] ? driver_allows_async_probing+0x160/0x160 [ 25.574718][ T12] bus_for_each_drv+0x162/0x1e0 [ 25.579544][ T12] ? bus_rescan_devices+0x20/0x20 [ 25.584542][ T12] ? _raw_spin_unlock_irqrestore+0x3e/0x50 [ 25.590324][ T12] ? lockdep_hardirqs_on+0x379/0x580 [ 25.595594][ T12] __device_attach+0x217/0x360 [ 25.600333][ T12] ? device_bind_driver+0xd0/0xd0 [ 25.605333][ T12] ? kobject_uevent_env+0x29e/0x1150 [ 25.610589][ T12] ? kobject_uevent_env+0x2a8/0x1150 [ 25.615849][ T12] bus_probe_device+0x1e4/0x290 [ 25.620690][ T12] ? blocking_notifier_call_chain+0x54/0xa0 [ 25.626572][ T12] device_add+0xae6/0x16f0 [ 25.630990][ T12] ? uevent_store+0x50/0x50 [ 25.635477][ T12] ? _raw_spin_unlock_irqrestore+0x3e/0x50 [ 25.641266][ T12] usb_set_configuration+0xdf6/0x1670 [ 25.646617][ T12] generic_probe+0x9d/0xd5 [ 25.651012][ T12] usb_probe_device+0x99/0x100 [ 25.655745][ T12] ? usb_suspend+0x620/0x620 [ 25.660309][ T12] really_probe+0x281/0x6d0 [ 25.664785][ T12] driver_probe_device+0x101/0x1b0 [ 25.669871][ T12] __device_attach_driver+0x1c2/0x220 [ 25.675217][ T12] ? driver_allows_async_probing+0x160/0x160 [ 25.681169][ T12] bus_for_each_drv+0x162/0x1e0 [ 25.685993][ T12] ? bus_rescan_devices+0x20/0x20 [ 25.690990][ T12] ? _raw_spin_unlock_irqrestore+0x3e/0x50 [ 25.696770][ T12] ? lockdep_hardirqs_on+0x379/0x580 [ 25.702050][ T12] __device_attach+0x217/0x360 [ 25.706807][ T12] ? device_bind_driver+0xd0/0xd0 [ 25.711866][ T12] ? kobject_uevent_env+0x29e/0x1150 [ 25.717128][ T12] ? kobject_uevent_env+0x2a8/0x1150 [ 25.722491][ T12] bus_probe_device+0x1e4/0x290 [ 25.727329][ T12] ? blocking_notifier_call_chain+0x54/0xa0 [ 25.733198][ T12] device_add+0xae6/0x16f0 [ 25.737590][ T12] ? uevent_store+0x50/0x50 [ 25.742070][ T12] usb_new_device.cold+0x6a4/0xe79 [ 25.747155][ T12] hub_event+0x1b5c/0x3640 [ 25.751546][ T12] ? hub_port_debounce+0x260/0x260 [ 25.756644][ T12] process_one_work+0x92b/0x1530 [ 25.761577][ T12] ? pwq_dec_nr_in_flight+0x310/0x310 [ 25.766941][ T12] ? do_raw_spin_lock+0x11a/0x280 [ 25.771959][ T12] worker_thread+0x96/0xe20 [ 25.776446][ T12] ? process_one_work+0x1530/0x1530 [ 25.781624][ T12] kthread+0x318/0x420 [ 25.785675][ T12] ? kthread_create_on_node+0xf0/0xf0 [ 25.791026][ T12] ret_from_fork+0x24/0x30 [ 25.796199][ T12] Kernel Offset: disabled [ 25.800661][ T12] Rebooting in 86400 seconds..