Warning: Permanently added '10.128.0.122' (ECDSA) to the list of known hosts.
syzkaller login: [   35.047008][ T2606] usb 1-1: new high-speed USB device number 2 using dummy_hcd
[   35.406225][ T2606] usb 1-1: config 0 has an invalid interface number: 172 but max is 0
[   35.416450][ T2606] usb 1-1: config 0 has no interface number 0
[   35.576128][ T2606] usb 1-1: New USB device found, idVendor=061d, idProduct=c160, bcdDevice=a4.ee
[   35.585914][ T2606] usb 1-1: New USB device strings: Mfr=1, Product=2, SerialNumber=3
[   35.595084][ T2606] usb 1-1: Product: syz
[   35.599680][ T2606] usb 1-1: Manufacturer: syz
[   35.604535][ T2606] usb 1-1: SerialNumber: syz
[   35.614997][ T2606] usb 1-1: config 0 descriptor??
[   35.658205][ T2606] quatech2 1-1:0.172: Quatech 2nd gen USB to Serial Driver converter detected
[   35.668150][ T2606] ------------[ cut here ]------------
[   35.673995][ T2606] usb 1-1: BOGUS control dir, pipe 80000280 doesn't match bRequestType 40
[   35.683367][ T2606] WARNING: CPU: 0 PID: 2606 at drivers/usb/core/urb.c:410 usb_submit_urb+0x14aa/0x1830
[   35.695110][ T2606] Modules linked in:
[   35.699734][ T2606] CPU: 0 PID: 2606 Comm: kworker/0:2 Not tainted 5.13.0-rc2-syzkaller #0
[   35.709847][ T2606] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011
[   35.721553][ T2606] Workqueue: usb_hub_wq hub_event
[   35.727397][ T2606] RIP: 0010:usb_submit_urb+0x14aa/0x1830
[   35.733159][ T2606] Code: 84 4c 01 00 00 e8 a6 14 b3 fd 4c 89 f7 e8 4e a7 1b ff 45 89 e8 44 89 e1 48 89 ea 48 89 c6 48 c7 c7 c0 09 63 86 e8 18 f1 fb 01 <0f> 0b 49 8d 4f 5c 48 b8 00 00 00 00 00 fc ff df 48 89 ca 48 89 4c
[   35.753655][ T2606] RSP: 0018:ffffc900076eee08 EFLAGS: 00010286
[   35.761089][ T2606] RAX: 0000000000000000 RBX: ffff88811de11058 RCX: 0000000000000000
[   35.770372][ T2606] RDX: ffff888110b31b40 RSI: ffffffff812a6013 RDI: fffff52000edddb3
[   35.779181][ T2606] RBP: ffff8881047c2280 R08: 0000000000000001 R09: 0000000000000000
[   35.788285][ T2606] R10: ffffffff814b996b R11: 0000000000000000 R12: 0000000080000280
[   35.796452][ T2606] R13: 0000000000000040 R14: ffff88811de110a8 R15: ffff88810f4b0400
[   35.804547][ T2606] FS:  0000000000000000(0000)