Warning: Permanently added '10.128.1.30' (ECDSA) to the list of known hosts. executing program syzkaller login: [ 41.026462][ T93] usb 1-1: new full-speed USB device number 2 using dummy_hcd [ 41.386534][ T93] usb 1-1: config 0 interface 0 altsetting 0 endpoint 0x84 has invalid maxpacket 766, setting to 64 [ 41.397457][ T93] usb 1-1: New USB device found, idVendor=08ca, idProduct=0020, bcdDevice=26.fe [ 41.406646][ T93] usb 1-1: New USB device strings: Mfr=0, Product=0, SerialNumber=0 [ 41.416019][ T93] usb 1-1: config 0 descriptor?? executing program [ 41.666505][ T93] aiptek 1-1:0.0: Aiptek using 400 ms programming speed [ 41.674606][ T93] input: Aiptek as /devices/platform/dummy_hcd.0/usb1/1-1/1-1:0.0/input/input5 [ 41.683858][ T93] ------------[ cut here ]------------ [ 41.689587][ T93] usb 1-1: BOGUS urb xfer, pipe 1 != type 3 [ 41.695599][ T93] WARNING: CPU: 1 PID: 93 at drivers/usb/core/urb.c:478 usb_submit_urb+0x1188/0x1460 [ 41.705080][ T93] Kernel panic - not syncing: panic_on_warn set ... [ 41.711687][ T93] CPU: 1 PID: 93 Comm: kworker/1:2 Not tainted 5.5.0-rc6-syzkaller #0 [ 41.719815][ T93] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 41.729925][ T93] Workqueue: usb_hub_wq hub_event [ 41.734934][ T93] Call Trace: [ 41.738239][ T93] dump_stack+0xef/0x16e [ 41.742497][ T93] ? usb_submit_urb+0x1110/0x1460 [ 41.747507][ T93] panic+0x2aa/0x6e1 [ 41.751384][ T93] ? add_taint.cold+0x16/0x16 [ 41.756056][ T93] ? __probe_kernel_read+0x188/0x1d0 [ 41.761327][ T93] ? __warn.cold+0x14/0x30 [ 41.765741][ T93] ? __warn+0xd5/0x1c8 [ 41.769792][ T93] ? usb_submit_urb+0x1188/0x1460 [ 41.774796][ T93] __warn.cold+0x2f/0x30 [ 41.779027][ T93] ? usb_submit_urb+0x1188/0x1460 [ 41.784037][ T93] report_bug+0x27b/0x2f0 [ 41.788350][ T93] do_error_trap+0x12b/0x1e0 [ 41.792998][ T93] ? usb_submit_urb+0x1188/0x1460 [ 41.798056][ T93] do_invalid_op+0x32/0x40 [ 41.802453][ T93] ? usb_submit_urb+0x1188/0x1460 [ 41.807475][ T93] invalid_op+0x23/0x30 [ 41.811633][ T93] RIP: 0010:usb_submit_urb+0x1188/0x1460 [ 41.817264][ T93] Code: 4d 85 ed 74 46 e8 a8 1c e1 fd 4c 89 f7 e8 90 87 17 ff 41 89 d8 44 89 e1 4c 89 ea 48 89 c6 48 c7 c7 60 27 3b 86 e8 30 03 b6 fd <0f> 0b e9 20 f4 ff ff e8 7c 1c e1 fd 0f 1f 44 00 00 e8 72 1c e1 fd [ 41.837090][ T93] RSP: 0018:ffff8881d5d4f070 EFLAGS: 00010286 [ 41.843151][ T93] RAX: 0000000000000000 RBX: 0000000000000003 RCX: 0000000000000000 [ 41.851721][ T93] RDX: 0000000000000000 RSI: ffffffff8129598d RDI: ffffed103aba9e00 [ 41.859823][ T93] RBP: ffff8881cdf99300 R08: ffff8881d5d40000 R09: ffffed103b66439f [ 41.867848][ T93] R10: ffffed103b66439e R11: ffff8881db321cf3 R12: 0000000000000001 [ 41.875856][ T93] R13: ffff8881ce752840 R14: ffff8881c6e9a0a0 R15: ffff8881d5a78b00 [ 41.884690][ T93] ? vprintk_func+0x7d/0x113 [ 41.889285][ T93] aiptek_open+0xd5/0x130 [ 41.893647][ T93] input_open_device+0x16c/0x2c0 [ 41.898780][ T93] ? store_tabletXtilt+0x230/0x230 [ 41.904176][ T93] kbd_connect+0xfe/0x160 [ 41.908500][ T93] input_attach_handler+0x194/0x200 [ 41.913681][ T93] input_register_device.cold+0xfd/0x316 [ 41.919874][ T93] aiptek_probe.cold+0x28f/0x30d [ 41.925009][ T93] ? store_tabletExecute+0x80/0x80 [ 41.930132][ T93] ? lockdep_hardirqs_on+0x382/0x580 [ 41.935684][ T93] ? __pm_runtime_resume+0x111/0x180 [ 41.941068][ T93] usb_probe_interface+0x310/0x800 [ 41.949003][ T93] ? usb_probe_device+0x140/0x140 [ 41.954290][ T93] really_probe+0x290/0xad0 [ 41.958854][ T93] driver_probe_device+0x223/0x350 [ 41.964085][ T93] __device_attach_driver+0x1d1/0x290 [ 41.969459][ T93] ? driver_allows_async_probing+0x160/0x160 [ 41.975680][ T93] bus_for_each_drv+0x162/0x1e0 [ 41.980853][ T93] ? bus_rescan_devices+0x20/0x20 [ 41.985886][ T93] ? _raw_spin_unlock_irqrestore+0x39/0x40 [ 41.991689][ T93] ? lockdep_hardirqs_on+0x382/0x580 [ 41.997233][ T93] __device_attach+0x217/0x390 [ 42.002176][ T93] ? device_bind_driver+0xd0/0xd0 [ 42.008300][ T93] bus_probe_device+0x1e4/0x290 [ 42.013442][ T93] device_add+0x1459/0x1bf0 [ 42.018424][ T93] ? wait_for_completion+0x3c0/0x3c0 [ 42.023755][ T93] ? device_link_remove+0x110/0x110 [ 42.029054][ T93] ? _raw_spin_unlock_irqrestore+0x39/0x40 [ 42.034973][ T93] usb_set_configuration+0xe47/0x17d0 [ 42.040465][ T93] generic_probe+0x9d/0xd5 [ 42.045031][ T93] usb_probe_device+0xaf/0x140 [ 42.049940][ T93] ? usb_suspend+0x5f0/0x5f0 [ 42.054573][ T93] really_probe+0x290/0xad0 [ 42.059380][ T93] driver_probe_device+0x223/0x350 [ 42.064699][ T93] __device_attach_driver+0x1d1/0x290 [ 42.070097][ T93] ? driver_allows_async_probing+0x160/0x160 [ 42.076452][ T93] bus_for_each_drv+0x162/0x1e0 [ 42.081294][ T93] ? bus_rescan_devices+0x20/0x20 [ 42.086598][ T93] ? _raw_spin_unlock_irqrestore+0x39/0x40 [ 42.092498][ T93] ? lockdep_hardirqs_on+0x382/0x580 [ 42.097784][ T93] __device_attach+0x217/0x390 [ 42.102883][ T93] ? device_bind_driver+0xd0/0xd0 [ 42.108178][ T93] bus_probe_device+0x1e4/0x290 [ 42.113575][ T93] device_add+0x1459/0x1bf0 [ 42.118647][ T93] ? device_link_remove+0x110/0x110 [ 42.125203][ T93] usb_new_device.cold+0x540/0xcd0 [ 42.130503][ T93] hub_event+0x21cb/0x4300 [ 42.135001][ T93] ? hub_port_debounce+0x350/0x350 [ 42.140115][ T93] ? find_held_lock+0x2d/0x110 [ 42.145701][ T93] ? mark_held_locks+0xe0/0xe0 [ 42.150468][ T93] ? rcu_read_lock_sched_held+0x9c/0xd0 [ 42.156251][ T93] ? rcu_read_lock_bh_held+0xb0/0xb0 [ 42.161539][ T93] process_one_work+0x945/0x15c0 [ 42.166687][ T93] ? pwq_dec_nr_in_flight+0x310/0x310 [ 42.172314][ T93] ? do_raw_spin_lock+0x129/0x290 [ 42.177557][ T93] worker_thread+0x96/0xe20 [ 42.182160][ T93] ? process_one_work+0x15c0/0x15c0 [ 42.187882][ T93] kthread+0x318/0x420 [ 42.192163][ T93] ? kthread_create_on_node+0xf0/0xf0 [ 42.197735][ T93] ret_from_fork+0x24/0x30 [ 42.203148][ T93] Kernel Offset: disabled [ 42.207520][ T93] Rebooting in 86400 seconds..