Warning: Permanently added '10.128.10.0' (ECDSA) to the list of known hosts. executing program syzkaller login: [ 38.366238][ T12] usb 1-1: new high-speed USB device number 2 using dummy_hcd [ 38.606066][ T12] usb 1-1: Using ep0 maxpacket: 8 [ 38.766137][ T12] usb 1-1: unable to get BOS descriptor or descriptor too short [ 38.846316][ T12] usb 1-1: config 1 has an invalid interface number: 83 but max is 0 [ 38.854825][ T12] usb 1-1: config 1 has no interface number 0 [ 38.861352][ T12] usb 1-1: config 1 interface 83 altsetting 3 endpoint 0xA has an invalid bInterval 0, changing to 7 [ 38.872406][ T12] usb 1-1: config 1 interface 83 altsetting 3 endpoint 0xF has invalid maxpacket 795, setting to 64 [ 38.883504][ T12] usb 1-1: config 1 interface 83 altsetting 3 endpoint 0x8F has invalid maxpacket 221, setting to 64 [ 38.895317][ T12] usb 1-1: config 1 interface 83 has no altsetting 0 [ 38.902351][ T12] usb 1-1: New USB device found, idVendor=0711, idProduct=0918, bcdDevice=a3.0a [ 38.912582][ T12] usb 1-1: New USB device strings: Mfr=0, Product=0, SerialNumber=0 executing program [ 39.196309][ T12] usb 1-1: string descriptor 0 read error: -71 [ 39.204519][ T12] usb 1-1: USB2VGA dongle found at address 2 [ 39.215375][ T12] usb 1-1: Allocated 8 output buffers [ 39.221291][ T12] ------------[ cut here ]------------ [ 39.227119][ T12] usb 1-1: BOGUS urb xfer, pipe 3 != type 1 [ 39.233306][ T12] WARNING: CPU: 0 PID: 12 at drivers/usb/core/urb.c:477 usb_submit_urb+0x1188/0x13b0 [ 39.243727][ T12] Kernel panic - not syncing: panic_on_warn set ... [ 39.250676][ T12] CPU: 0 PID: 12 Comm: kworker/0:1 Not tainted 5.3.0-rc5+ #28 [ 39.258199][ T12] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 39.268451][ T12] Workqueue: usb_hub_wq hub_event [ 39.273463][ T12] Call Trace: [ 39.276748][ T12] dump_stack+0xca/0x13e [ 39.280988][ T12] ? usb_submit_urb+0x1110/0x13b0 [ 39.286103][ T12] panic+0x2a3/0x6da [ 39.289989][ T12] ? add_taint.cold+0x16/0x16 [ 39.294733][ T12] ? __probe_kernel_read+0x188/0x1d0 [ 39.300014][ T12] ? __warn.cold+0x5/0x4a [ 39.304379][ T12] ? __warn+0xe3/0x1e0 [ 39.308456][ T12] ? usb_submit_urb+0x1188/0x13b0 [ 39.313551][ T12] __warn.cold+0x20/0x4a [ 39.317835][ T12] ? __irq_work_queue_local+0xa3/0xe0 [ 39.323205][ T12] ? usb_submit_urb+0x1188/0x13b0 [ 39.328405][ T12] report_bug+0x262/0x2a0 [ 39.332743][ T12] do_error_trap+0x12b/0x1e0 [ 39.337339][ T12] ? usb_submit_urb+0x1188/0x13b0 [ 39.342551][ T12] do_invalid_op+0x32/0x40 [ 39.347052][ T12] ? usb_submit_urb+0x1188/0x13b0 [ 39.352080][ T12] invalid_op+0x23/0x30 [ 39.356449][ T12] RIP: 0010:usb_submit_urb+0x1188/0x13b0 [ 39.362296][ T12] Code: 4d 85 ed 74 2c e8 88 ba ef fd 4c 89 f7 e8 70 bf 1c ff 41 89 d8 44 89 e1 4c 89 ea 48 89 c6 48 c7 c7 00 69 18 86 e8 6d a0 c5 fd <0f> 0b e9 20 f4 ff ff e8 5c ba ef fd 4c 89 f2 48 b8 00 00 00 00 00 [ 39.396290][ T12] RSP: 0018:ffff8881da20edd8 EFLAGS: 00010286 [ 39.402448][ T12] RAX: 0000000000000000 RBX: 0000000000000001 RCX: 0000000000000000 [ 39.411103][ T12] RDX: 0000000000000000 RSI: ffffffff81288cfd RDI: ffffed103b441dad [ 39.419060][ T12] RBP: ffff8881d2a9e320 R08: ffff8881da1f9800 R09: ffffed103b645d58 [ 39.427145][ T12] R10: ffffed103b645d57 R11: ffff8881db22eabf R12: 0000000000000003 [ 39.435287][ T12] R13: ffff8881cf600b88 R14: ffff8881c66b8920 R15: ffff8881d5a7c600 [ 39.443348][ T12] ? vprintk_func+0x7d/0x113 [ 39.447986][ T12] ? usb_submit_urb+0x1188/0x13b0 [ 39.453103][ T12] sisusb_send_bulk_msg.constprop.0+0x88a/0x1030 [ 39.459429][ T12] ? sisusb_kill_all_busy+0x200/0x200 [ 39.464838][ T12] ? wake_up_klogd+0x41/0x50 [ 39.469428][ T12] ? vprintk_emit+0x18c/0x3e0 [ 39.474099][ T12] sisusb_send_bridge_packet.constprop.0+0x11c/0x240 [ 39.481269][ T12] ? sisusb_recv_bulk_msg.constprop.0+0x830/0x830 [ 39.487949][ T12] sisusb_do_init_gfxdevice+0x8a/0x450 [ 39.493512][ T12] ? sisusb_read_memio_word+0x2f0/0x2f0 [ 39.499159][ T12] ? dev_printk_emit+0xba/0xf1 [ 39.504024][ T12] ? dev_vprintk_emit+0x541/0x541 [ 39.509564][ T12] ? really_probe+0x281/0x6d0 [ 39.514242][ T12] sisusb_init_gfxdevice+0xe1/0x18d0 [ 39.519612][ T12] ? hub_event+0x1b5c/0x3640 [ 39.524635][ T12] ? worker_thread+0x96/0xe20 [ 39.529398][ T12] ? kthread+0x318/0x420 [ 39.534026][ T12] ? __dev_printk+0x1db/0x203 [ 39.538791][ T12] ? sisusb_set_default_mode+0xa50/0xa50 [ 39.544939][ T12] ? refcount_inc_not_zero_checked+0x12d/0x1e0 [ 39.552057][ T12] ? refcount_dec_and_mutex_lock+0x80/0x80 [ 39.557975][ T12] ? refcount_inc_checked+0x1d/0x60 [ 39.563326][ T12] ? kobject_get+0x67/0xc0 [ 39.567990][ T12] sisusb_probe+0x902/0xae8 [ 39.573600][ T12] usb_probe_interface+0x305/0x7a0 [ 39.578715][ T12] ? usb_probe_device+0x100/0x100 [ 39.585176][ T12] really_probe+0x281/0x6d0 [ 39.589685][ T12] driver_probe_device+0x101/0x1b0 [ 39.595230][ T12] __device_attach_driver+0x1c2/0x220 [ 39.602098][ T12] ? driver_allows_async_probing+0x160/0x160 [ 39.615595][ T12] bus_for_each_drv+0x162/0x1e0 [ 39.624996][ T12] ? bus_rescan_devices+0x20/0x20 [ 39.630110][ T12] ? _raw_spin_unlock_irqrestore+0x3e/0x50 [ 39.636175][ T12] ? lockdep_hardirqs_on+0x379/0x580 [ 39.644506][ T12] __device_attach+0x217/0x360 [ 39.649262][ T12] ? device_bind_driver+0xd0/0xd0 [ 39.654798][ T12] ? kobject_uevent_env+0x29e/0x1160 [ 39.660781][ T12] ? kobject_uevent_env+0x2a8/0x1160 [ 39.669761][ T12] bus_probe_device+0x1e4/0x290 [ 39.676918][ T12] ? blocking_notifier_call_chain+0x54/0xa0 [ 39.683285][ T12] device_add+0xae6/0x16f0 [ 39.687963][ T12] ? uevent_store+0x50/0x50 [ 39.693201][ T12] usb_set_configuration+0xdf6/0x1670 [ 39.712952][ T12] generic_probe+0x9d/0xd5 [ 39.725508][ T12] usb_probe_device+0x99/0x100 [ 39.742723][ T12] ? usb_suspend+0x620/0x620 [ 39.749535][ T12] really_probe+0x281/0x6d0 [ 39.754067][ T12] driver_probe_device+0x101/0x1b0 [ 39.759813][ T12] __device_attach_driver+0x1c2/0x220 [ 39.765237][ T12] ? driver_allows_async_probing+0x160/0x160 [ 39.771528][ T12] bus_for_each_drv+0x162/0x1e0 [ 39.777331][ T12] ? bus_rescan_devices+0x20/0x20 [ 39.783961][ T12] ? _raw_spin_unlock_irqrestore+0x3e/0x50 [ 39.792809][ T12] ? lockdep_hardirqs_on+0x379/0x580 [ 39.800840][ T12] __device_attach+0x217/0x360 [ 39.808450][ T12] ? device_bind_driver+0xd0/0xd0 [ 39.813694][ T12] ? kobject_uevent_env+0x29e/0x1160 [ 39.823690][ T12] ? kobject_uevent_env+0x2a8/0x1160 [ 39.829608][ T12] bus_probe_device+0x1e4/0x290 [ 39.836173][ T12] ? blocking_notifier_call_chain+0x54/0xa0 [ 39.844033][ T12] device_add+0xae6/0x16f0 [ 39.851552][ T12] ? uevent_store+0x50/0x50 [ 39.856675][ T12] usb_new_device.cold+0x6a4/0xe79 [ 39.864194][ T12] hub_event+0x1b5c/0x3640 [ 39.870230][ T12] ? hub_port_debounce+0x260/0x260 [ 39.875936][ T12] process_one_work+0x92b/0x1530 [ 39.881731][ T12] ? pwq_dec_nr_in_flight+0x310/0x310 [ 39.887966][ T12] ? do_raw_spin_lock+0x11a/0x280 [ 39.894455][ T12] worker_thread+0x96/0xe20 [ 39.900090][ T12] ? process_one_work+0x1530/0x1530 [ 39.906815][ T12] kthread+0x318/0x420 [ 39.911161][ T12] ? kthread_create_on_node+0xf0/0xf0 [ 39.920241][ T12] ret_from_fork+0x24/0x30 [ 39.928524][ T12] Kernel Offset: disabled [ 39.936450][ T12] Rebooting in 86400 seconds..