Warning: Permanently added '10.128.0.170' (ECDSA) to the list of known hosts. executing program syzkaller login: [ 35.610879][ T12] usb 1-1: new high-speed USB device number 2 using dummy_hcd [ 35.850850][ T12] usb 1-1: Using ep0 maxpacket: 16 [ 35.970969][ T12] usb 1-1: config 0 has an invalid interface number: 207 but max is 0 [ 35.979225][ T12] usb 1-1: config 0 has an invalid descriptor of length 0, skipping remainder of the config [ 35.989328][ T12] usb 1-1: config 0 has no interface number 0 [ 35.995456][ T12] usb 1-1: config 0 interface 207 altsetting 0 bulk endpoint 0x81 has invalid maxpacket 1023 [ 36.005646][ T12] usb 1-1: New USB device found, idVendor=08ca, idProduct=0021, bcdDevice=b4.c2 [ 36.014710][ T12] usb 1-1: New USB device strings: Mfr=0, Product=0, SerialNumber=0 [ 36.023993][ T12] usb 1-1: config 0 descriptor?? [ 36.040998][ T1723] raw-gadget gadget: fail, usb_ep_enable returned -22 executing program [ 36.280879][ T12] aiptek 1-1:0.207: Aiptek using 400 ms programming speed [ 36.289074][ T12] input: Aiptek as /devices/platform/dummy_hcd.0/usb1/1-1/1-1:0.207/input/input5 [ 36.298805][ T12] ------------[ cut here ]------------ [ 36.304568][ T12] usb 1-1: BOGUS urb xfer, pipe 1 != type 3 [ 36.310608][ T12] WARNING: CPU: 0 PID: 12 at drivers/usb/core/urb.c:478 usb_submit_urb+0x1188/0x13b0 [ 36.320045][ T12] Kernel panic - not syncing: panic_on_warn set ... [ 36.326610][ T12] CPU: 0 PID: 12 Comm: kworker/0:1 Not tainted 5.5.0-rc2-syzkaller #0 [ 36.334792][ T12] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 36.344865][ T12] Workqueue: usb_hub_wq hub_event [ 36.349868][ T12] Call Trace: [ 36.353138][ T12] dump_stack+0xef/0x16e [ 36.357361][ T12] ? usb_submit_urb+0x1140/0x13b0 [ 36.362364][ T12] panic+0x2aa/0x6e1 [ 36.366285][ T12] ? add_taint.cold+0x16/0x16 [ 36.370947][ T12] ? __probe_kernel_read+0x188/0x1d0 [ 36.376218][ T12] ? __warn.cold+0x14/0x30 [ 36.380610][ T12] ? __warn+0xd5/0x1c8 [ 36.384665][ T12] ? usb_submit_urb+0x1188/0x13b0 [ 36.389680][ T12] __warn.cold+0x2f/0x30 [ 36.393969][ T12] ? usb_submit_urb+0x1188/0x13b0 [ 36.399077][ T12] report_bug+0x27b/0x2f0 [ 36.403397][ T12] do_error_trap+0x12b/0x1e0 [ 36.407992][ T12] ? usb_submit_urb+0x1188/0x13b0 [ 36.413000][ T12] do_invalid_op+0x32/0x40 [ 36.417404][ T12] ? usb_submit_urb+0x1188/0x13b0 [ 36.422415][ T12] invalid_op+0x23/0x30 [ 36.426606][ T12] RIP: 0010:usb_submit_urb+0x1188/0x13b0 [ 36.432222][ T12] Code: 4d 85 ed 74 2c e8 78 90 e7 fd 4c 89 f7 e8 70 2c 1d ff 41 89 d8 44 89 e1 4c 89 ea 48 89 c6 48 c7 c7 80 59 15 86 e8 20 ad bc fd <0f> 0b e9 20 f4 ff ff e8 4c 90 e7 fd 4c 89 f2 48 b8 00 00 00 00 00 [ 36.451860][ T12] RSP: 0018:ffff8881da227070 EFLAGS: 00010286 [ 36.457956][ T12] RAX: 0000000000000000 RBX: 0000000000000003 RCX: 0000000000000000 [ 36.465963][ T12] RDX: 0000000000000000 RSI: ffffffff81295dad RDI: ffffed103b444e00 [ 36.473923][ T12] RBP: ffff8881d16e6380 R08: ffff8881da211880 R09: ffffed103b64439f [ 36.482139][ T12] R10: ffffed103b64439e R11: ffff8881db221cf3 R12: 0000000000000001 [ 36.490151][ T12] R13: ffff8881d4bf1c78 R14: ffff8881d00b70a0 R15: ffff8881d4f9d500 [ 36.498118][ T12] ? vprintk_func+0x7d/0x113 [ 36.502697][ T12] aiptek_open+0xd5/0x130 [ 36.507014][ T12] input_open_device+0x16c/0x2c0 [ 36.511937][ T12] ? store_tabletXtilt+0x230/0x230 [ 36.517044][ T12] kbd_connect+0xfe/0x160 [ 36.521399][ T12] input_attach_handler+0x194/0x200 [ 36.526589][ T12] input_register_device.cold+0xf5/0x246 [ 36.532291][ T12] aiptek_probe.cold+0x28f/0x30d [ 36.537219][ T12] ? store_tabletExecute+0x80/0x80 [ 36.542356][ T12] ? lockdep_hardirqs_on+0x382/0x580 [ 36.547619][ T12] ? __pm_runtime_resume+0x111/0x180 [ 36.552922][ T12] usb_probe_interface+0x305/0x7a0 [ 36.558018][ T12] ? usb_probe_device+0x100/0x100 [ 36.563023][ T12] really_probe+0x281/0x6d0 [ 36.567504][ T12] driver_probe_device+0x104/0x210 [ 36.572595][ T12] __device_attach_driver+0x1c2/0x220 [ 36.577943][ T12] ? driver_allows_async_probing+0x160/0x160 [ 36.584018][ T12] bus_for_each_drv+0x162/0x1e0 [ 36.588873][ T12] ? bus_rescan_devices+0x20/0x20 [ 36.593878][ T12] ? _raw_spin_unlock_irqrestore+0x39/0x40 [ 36.599677][ T12] ? lockdep_hardirqs_on+0x382/0x580 [ 36.604964][ T12] __device_attach+0x217/0x360 [ 36.609733][ T12] ? device_bind_driver+0xd0/0xd0 [ 36.614751][ T12] bus_probe_device+0x1e4/0x290 [ 36.619580][ T12] device_add+0x1480/0x1c20 [ 36.624078][ T12] ? wait_for_completion+0x3c0/0x3c0 [ 36.629353][ T12] ? device_links_flush_sync_list+0x350/0x350 [ 36.635507][ T12] ? _raw_spin_unlock_irqrestore+0x39/0x40 [ 36.641297][ T12] usb_set_configuration+0xe67/0x1740 [ 36.646649][ T12] generic_probe+0x9d/0xd5 [ 36.651046][ T12] usb_probe_device+0x99/0x100 [ 36.655802][ T12] ? usb_suspend+0x620/0x620 [ 36.660380][ T12] really_probe+0x281/0x6d0 [ 36.664862][ T12] driver_probe_device+0x104/0x210 [ 36.669952][ T12] __device_attach_driver+0x1c2/0x220 [ 36.675299][ T12] ? driver_allows_async_probing+0x160/0x160 [ 36.681256][ T12] bus_for_each_drv+0x162/0x1e0 [ 36.686100][ T12] ? bus_rescan_devices+0x20/0x20 [ 36.691100][ T12] ? _raw_spin_unlock_irqrestore+0x39/0x40 [ 36.696886][ T12] ? lockdep_hardirqs_on+0x382/0x580 [ 36.702149][ T12] __device_attach+0x217/0x360 [ 36.706896][ T12] ? device_bind_driver+0xd0/0xd0 [ 36.711921][ T12] bus_probe_device+0x1e4/0x290 [ 36.716752][ T12] device_add+0x1480/0x1c20 [ 36.721235][ T12] ? device_links_flush_sync_list+0x350/0x350 [ 36.727279][ T12] usb_new_device.cold+0x6a4/0xe79 [ 36.732368][ T12] hub_event+0x1e59/0x3860 [ 36.736765][ T12] ? hub_port_debounce+0x260/0x260 [ 36.741852][ T12] ? find_held_lock+0x2d/0x110 [ 36.746592][ T12] ? mark_held_locks+0xe0/0xe0 [ 36.751353][ T12] ? rcu_read_lock_sched_held+0x9c/0xd0 [ 36.756897][ T12] ? rcu_read_lock_bh_held+0xb0/0xb0 [ 36.762161][ T12] process_one_work+0x92b/0x1530 [ 36.767164][ T12] ? pwq_dec_nr_in_flight+0x310/0x310 [ 36.772528][ T12] ? do_raw_spin_lock+0x11a/0x280 [ 36.777530][ T12] worker_thread+0x96/0xe20 [ 36.782024][ T12] ? process_one_work+0x1530/0x1530 [ 36.787201][ T12] kthread+0x318/0x420 [ 36.791247][ T12] ? kthread_create_on_node+0xf0/0xf0 [ 36.796596][ T12] ret_from_fork+0x24/0x30 [ 36.801685][ T12] Kernel Offset: disabled [ 36.806036][ T12] Rebooting in 86400 seconds..