Warning: Permanently added '10.128.0.178' (ECDSA) to the list of known hosts. syzkaller login: [ 26.029279][ T83] usb 1-1: new high-speed USB device number 2 using dummy_hcd [ 26.238902][ T83] usb 1-1: config 0 interface 0 altsetting 0 bulk endpoint 0x84 has invalid maxpacket 779 [ 26.249325][ T83] usb 1-1: config 0 interface 0 altsetting 0 endpoint 0xF has invalid wMaxPacketSize 0 [ 26.259262][ T83] usb 1-1: config 0 interface 0 altsetting 0 endpoint 0x7 has invalid wMaxPacketSize 0 [ 26.268951][ T83] usb 1-1: config 0 interface 0 altsetting 0 has an invalid endpoint with address 0x0, skipping [ 26.279553][ T83] usb 1-1: New USB device found, idVendor=13dc, idProduct=5611, bcdDevice=40.15 [ 26.288587][ T83] usb 1-1: New USB device strings: Mfr=0, Product=0, SerialNumber=0 [ 26.298878][ T83] usb 1-1: config 0 descriptor?? [ 26.319034][ T1794] raw-gadget gadget: fail, usb_ep_enable returned -22 [ 26.341110][ T83] hwa-hc 1-1:0.0: Wire Adapter v8.0 newer than groked v1.0 [ 26.348409][ T83] usb 1-1: BUG? WUSB host has no security descriptors [ 26.356176][ T83] ------------[ cut here ]------------ [ 26.361887][ T83] usb 1-1: BOGUS urb xfer, pipe 1 != type 3 [ 26.367894][ T83] WARNING: CPU: 1 PID: 83 at drivers/usb/core/urb.c:478 usb_submit_urb+0x1188/0x1460 [ 26.377433][ T83] Kernel panic - not syncing: panic_on_warn set ... [ 26.384216][ T83] CPU: 1 PID: 83 Comm: kworker/1:2 Not tainted 5.5.0-rc6-syzkaller #0 [ 26.392594][ T83] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 26.403749][ T83] Workqueue: usb_hub_wq hub_event [ 26.408949][ T83] Call Trace: [ 26.412297][ T83] dump_stack+0xef/0x16e [ 26.416634][ T83] ? usb_submit_urb+0x1110/0x1460 [ 26.421734][ T83] panic+0x2aa/0x6e1 [ 26.425667][ T83] ? add_taint.cold+0x16/0x16 [ 26.430335][ T83] ? __probe_kernel_read+0x188/0x1d0 [ 26.435613][ T83] ? __warn.cold+0x14/0x30 [ 26.440107][ T83] ? __warn+0xd5/0x1c8 [ 26.444157][ T83] ? usb_submit_urb+0x1188/0x1460 [ 26.449166][ T83] __warn.cold+0x2f/0x30 [ 26.453401][ T83] ? usb_submit_urb+0x1188/0x1460 [ 26.458710][ T83] report_bug+0x27b/0x2f0 [ 26.463072][ T83] do_error_trap+0x12b/0x1e0 [ 26.467656][ T83] ? usb_submit_urb+0x1188/0x1460 [ 26.472839][ T83] do_invalid_op+0x32/0x40 [ 26.477274][ T83] ? usb_submit_urb+0x1188/0x1460 [ 26.482299][ T83] invalid_op+0x23/0x30 [ 26.486447][ T83] RIP: 0010:usb_submit_urb+0x1188/0x1460 [ 26.492069][ T83] 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 [ 26.511997][ T83] RSP: 0018:ffff8881d8b0f0a0 EFLAGS: 00010282 [ 26.518118][ T83] RAX: 0000000000000000 RBX: 0000000000000003 RCX: 0000000000000000 [ 26.526120][ T83] RDX: 0000000000000000 RSI: ffffffff8129598d RDI: ffffed103b161e06 [ 26.534208][ T83] RBP: ffff8881cda34400 R08: ffff8881d8af9880 R09: ffffed103b66439f [