------------[ cut here ]------------ usb 6-1: BOGUS urb xfer, pipe 1 != type 3 WARNING: CPU: 0 PID: 169 at drivers/usb/core/urb.c:478 usb_submit_urb+0x1188/0x1460 drivers/usb/core/urb.c:478 Kernel panic - not syncing: panic_on_warn set ... CPU: 0 PID: 169 Comm: kworker/0:3 Not tainted 5.7.0-rc1-syzkaller #0 Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 Workqueue: usb_hub_wq hub_event Call Trace: __dump_stack lib/dump_stack.c:77 [inline] dump_stack+0xef/0x16e lib/dump_stack.c:118 panic+0x2aa/0x6e1 kernel/panic.c:221 __warn.cold+0x2f/0x30 kernel/panic.c:582 report_bug+0x27b/0x2f0 lib/bug.c:195 fixup_bug arch/x86/kernel/traps.c:175 [inline] fixup_bug arch/x86/kernel/traps.c:170 [inline] do_error_trap+0x12b/0x1e0 arch/x86/kernel/traps.c:267 do_invalid_op+0x32/0x40 arch/x86/kernel/traps.c:286 invalid_op+0x23/0x30 arch/x86/entry/entry_64.S:1027 RIP: 0010:usb_submit_urb+0x1188/0x1460 drivers/usb/core/urb.c:478 Code: 4d 85 ed 74 46 e8 38 c2 d2 fd 4c 89 f7 e8 70 ac 16 ff 41 89 d8 44 89 e1 4c 89 ea 48 89 c6 48 c7 c7 00 52 3d 86 e8 40 96 a6 fd <0f> 0b e9 20 f4 ff ff e8 0c c2 d2 fd 0f 1f 44 00 00 e8 02 c2 d2 fd RSP: 0018:ffff8881cc686f58 EFLAGS: 00010282 RAX: 0000000000000000 RBX: 0000000000000003 RCX: 0000000000000000 RDX: 0000000000040000 RSI: ffffffff812a2d8d RDI: ffffed10398d0ddd RBP: ffff8881d0c95b00 R08: ffff8881cc6098c0 R09: ffffed103b646292 R10: ffff8881db23148f R11: ffffed103b646291 R12: 0000000000000001 R13: ffff8881d9964fd8 R14: ffff8881ca3d60a0 R15: ffff8881d26baf00 usb_start_wait_urb+0x101/0x4c0 drivers/usb/core/message.c:58 usb_bulk_msg+0x228/0x550 drivers/usb/core/message.c:254 vmk80xx_write_packet+0x1df/0x260 drivers/staging/comedi/drivers/vmk80xx.c:213 vmk80xx_reset_device drivers/staging/comedi/drivers/vmk80xx.c:226 [inline] vmk80xx_auto_attach+0x13ee/0x1800 drivers/staging/comedi/drivers/vmk80xx.c:814 comedi_auto_config+0x16e/0x250 drivers/staging/comedi/drivers.c:1067 usb_probe_interface+0x310/0x800 drivers/usb/core/driver.c:374 really_probe+0x290/0xac0 drivers/base/dd.c:527 driver_probe_device+0x223/0x350 drivers/base/dd.c:701 __device_attach_driver+0x1d1/0x290 drivers/base/dd.c:808 bus_for_each_drv+0x162/0x1e0 drivers/base/bus.c:431 __device_attach+0x21a/0x390 drivers/base/dd.c:874 bus_probe_device+0x1e4/0x290 drivers/base/bus.c:491 device_add+0x1367/0x1c20 drivers/base/core.c:2533 usb_set_configuration+0xed4/0x1850 drivers/usb/core/message.c:2025 usb_generic_driver_probe+0x9d/0xe0 drivers/usb/core/generic.c:241 usb_probe_device+0xd9/0x230 drivers/usb/core/driver.c:272 really_probe+0x290/0xac0 drivers/base/dd.c:527 driver_probe_device+0x223/0x350 drivers/base/dd.c:701 __device_attach_driver+0x1d1/0x290 drivers/base/dd.c:808 bus_for_each_drv+0x162/0x1e0 drivers/base/bus.c:431 __device_attach+0x21a/0x390 drivers/base/dd.c:874 bus_probe_device+0x1e4/0x290 drivers/base/bus.c:491 device_add+0x1367/0x1c20 drivers/base/core.c:2533 usb_new_device.cold+0x552/0xf6e drivers/usb/core/hub.c:2548 hub_port_connect drivers/usb/core/hub.c:5195 [inline] hub_port_connect_change drivers/usb/core/hub.c:5335 [inline] port_event drivers/usb/core/hub.c:5481 [inline] hub_event+0x226d/0x43c0 drivers/usb/core/hub.c:5563 process_one_work+0x965/0x1630 kernel/workqueue.c:2268 process_scheduled_works kernel/workqueue.c:2330 [inline] worker_thread+0x7ab/0xe20 kernel/workqueue.c:2416 kthread+0x326/0x430 kernel/kthread.c:268 ret_from_fork+0x24/0x30 arch/x86/entry/entry_64.S:352 Kernel Offset: disabled Rebooting in 86400 seconds..