i2400m_usb 1-1:0.0: W: __i2400mu_send_barker: cannot send URB: -8 i2400m_usb 1-1:0.0: W: __i2400mu_send_barker: cannot send URB: -8 i2400m_usb 1-1:0.0: W: __i2400mu_send_barker: cannot send URB: -8 i2400m_usb 1-1:0.0: E: __i2400mu_send_barker: maximum errors in URB exceeded; resetting device i2400m_usb 1-1:0.0: warm reset failed (-8); trying USB reset ------------[ cut here ]------------ usb 1-1: BOGUS urb xfer, pipe 1 != type 3 WARNING: CPU: 0 PID: 12 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: 12 Comm: kworker/0:1 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 usb_submit_urb+0x10f0/0x1460 drivers/usb/core/urb.c:478 panic+0x2aa/0x6e1 kernel/panic.c:221 add_taint.cold+0x16/0x16 kernel/panic.c:434 set_bit include/asm-generic/bitops/instrumented-atomic.h:28 [inline] set_ti_thread_flag include/linux/thread_info.h:55 [inline] set_fs arch/x86/include/asm/uaccess.h:33 [inline] __probe_kernel_read+0x188/0x1d0 mm/maccess.c:67 __warn.cold+0x14/0x30 kernel/panic.c:581 __warn+0xd5/0x1c8 kernel/panic.c:574