Warning: Permanently added '10.128.0.182' (ECDSA) to the list of known hosts. syzkaller login: [ 32.191225][ T83] usb 1-1: new high-speed USB device number 2 using dummy_hcd [ 32.551333][ T83] usb 1-1: config 0 interface 0 altsetting 0 bulk endpoint 0x84 has invalid maxpacket 905 [ 32.561368][ T83] usb 1-1: config 0 interface 0 altsetting 0 endpoint 0xF has wMaxPacketSize 0, skipping [ 32.571335][ T83] usb 1-1: config 0 interface 0 altsetting 0 endpoint 0x7 has wMaxPacketSize 0, skipping [ 32.581184][ T83] usb 1-1: config 0 interface 0 altsetting 0 has an invalid endpoint with address 0x0, skipping [ 32.591643][ T83] usb 1-1: New USB device found, idVendor=13dc, idProduct=5611, bcdDevice=40.15 [ 32.600656][ T83] usb 1-1: New USB device strings: Mfr=0, Product=0, SerialNumber=0 [ 32.609886][ T83] usb 1-1: config 0 descriptor?? [ 32.631469][ T1714] raw: raw_ioctl_ep_enable: fail, usb_ep_enable returned -22 [ 32.653846][ T83] hwa-hc 1-1:0.0: Wire Adapter v106.52 newer than groked v1.0 [ 32.661660][ T83] hwa-hc 1-1:0.0: FIXME: USB_MAXCHILDREN too low for WUSB adapter (194 ports) [ 32.670513][ T83] usb 1-1: BUG? WUSB host has no security descriptors [ 32.678255][ T83] ------------[ cut here ]------------ [ 32.683754][ T83] usb 1-1: BOGUS urb xfer, pipe 1 != type 3 [ 32.689763][ T83] WARNING: CPU: 1 PID: 83 at drivers/usb/core/urb.c:477 usb_submit_urb+0x1188/0x13b0 [ 32.699201][ T83] Kernel panic - not syncing: panic_on_warn set ... [ 32.705858][ T83] CPU: 1 PID: 83 Comm: kworker/1:2 Not tainted 5.4.0-rc6+ #0 [ 32.713199][ T83] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 32.723328][ T83] Workqueue: usb_hub_wq hub_event [ 32.728334][ T83] Call Trace: [ 32.731616][ T83] dump_stack+0xca/0x13e [ 32.735837][ T83] ? usb_submit_urb+0x1110/0x13b0 [ 32.740844][ T83] panic+0x2aa/0x6e1 [ 32.744722][ T83] ? add_taint.cold+0x16/0x16 [ 32.749379][ T83] ? __probe_kernel_read+0x188/0x1d0 [ 32.754659][ T83] ? __warn.cold+0x14/0x33 [ 32.759052][ T83] ? __warn+0xd5/0x1d0 [ 32.763113][ T83] ? usb_submit_urb+0x1188/0x13b0 [ 32.768125][ T83] __warn.cold+0x2f/0x33 [ 32.772356][ T83] ? usb_submit_urb+0x1188/0x13b0 [ 32.777369][ T83] report_bug+0x27b/0x2f0 [ 32.781690][ T83] do_error_trap+0x12b/0x1e0 [ 32.786277][ T83] ? usb_submit_urb+0x1188/0x13b0 [ 32.791302][ T83] do_invalid_op+0x32/0x40 [ 32.795970][ T83] ? usb_submit_urb+0x1188/0x13b0 [ 32.800979][ T83] invalid_op+0x23/0x30 [ 32.805122][ T83] RIP: 0010:usb_submit_urb+0x1188/0x13b0 [ 32.810731][ T83] Code: 4d 85 ed 74 2c e8 08 22 ef fd 4c 89 f7 e8 90 34 1f ff 41 89 d8 44 89 e1 4c 89 ea 48 89 c6 48 c7 c7 40 77 14 86 e8 1d bd c4 fd <0f> 0b e9 20 f4 ff ff e8 dc 21 ef fd 4c 89 f2 48 b8 00 00 00 00 00 [ 32.830318][ T83] RSP: 0018:ffff8881d89b70c8 EFLAGS: 00010282 [ 32.836609][ T83] RAX: 0000000000000000 RBX: 0000000000000003 RCX: 0000000000000000 [ 32.844586][ T83] RDX: 0000000000000000 RSI: ffffffff8128c9cd RDI: ffffed103b136e0b [ 32.852712][ T83] RBP: