[  OK  ] Listening on Load/Save RF Kill Switch Status /dev/rfkill Watch.
         Starting Load/Save RF Kill Switch Status...
[  OK  ] Started Update UTMP about System Runlevel Changes.
[  OK  ] Started Load/Save RF Kill Switch Status.

Debian GNU/Linux 9 syzkaller ttyS0

syzkaller login: [   16.296742][    C1] random: crng init done
[   16.301043][    C1] random: 7 urandom warning(s) missed due to ratelimiting
Warning: Permanently added '10.128.0.77' (ECDSA) to the list of known hosts.
executing program
[   23.278289][   T21] usb 1-1: new high-speed USB device number 2 using dummy_hcd
[   23.638192][   T21] usb 1-1: config 1 interface 0 altsetting 0 has a duplicate endpoint with address 0x4, skipping
[   23.808107][   T21] usb 1-1: New USB device found, idVendor=0cf3, idProduct=9271, bcdDevice= 1.08
[   23.817139][   T21] usb 1-1: New USB device strings: Mfr=1, Product=2, SerialNumber=3
[   23.825202][   T21] usb 1-1: Product: syz
[   23.829452][   T21] usb 1-1: Manufacturer: syz
[   23.834049][   T21] usb 1-1: SerialNumber: syz
[   23.878961][   T21] usb 1-1: ath9k_htc: Firmware ath9k_htc/htc_9271-1.4.0.fw requested
[   24.497769][   T21] usb 1-1: ath9k_htc: Transferred FW: ath9k_htc/htc_9271-1.4.0.fw, size: 51008
[   24.717932][   T21] ------------[ cut here ]------------
[   24.723417][   T21] usb 1-1: BOGUS urb xfer, pipe 1 != type 3
[   24.729595][   T21] WARNING: CPU: 1 PID: 21 at drivers/usb/core/urb.c:493 usb_submit_urb+0xce2/0x14e0
[   24.739068][   T21] Kernel panic - not syncing: panic_on_warn set ...
[   24.745662][   T21] CPU: 1 PID: 21 Comm: kworker/1:1 Not tainted 5.9.0-rc8-syzkaller #0
[   24.753804][   T21] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011
[   24.763852][   T21] Workqueue: events request_firmware_work_func
[   24.769982][   T21] Call Trace:
[   24.773254][   T21]  dump_stack+0x107/0x16e
[   24.777581][   T21]  panic+0x2cb/0x702
[   24.781463][   T21]  ? __warn_printk+0xf3/0xf3
[   24.786048][   T21]  ? console_unlock+0x68f/0xcd0
[   24.790886][   T21]  ? __warn.cold+0x5/0x44
[   24.795209][   T21]  ? __warn+0xd6/0x1f2
[   24.799355][   T21]  ? usb_submit_urb+0xce2/0x14e0
[   24.804278][   T21]  __warn.cold+0x20/0x44
[   24.808502][   T21]  ? irq_work_queue+0x44/0x50
[   24.813162][   T21]  ? usb_submit_urb+0xce2/0x14e0
[   24.818075][   T21]  report_bug+0x1bd/0x210
[   24.822385][   T21]  handle_bug+0x41/0x80
[   24.826524][   T21]  exc_invalid_op+0x14/0x40
[   24.831008][   T21]  asm_exc_invalid_op+0x12/0x20
[   24.835833][   T21] RIP: 0010:usb_submit_urb+0xce2/0x14e0
[   24.841354][   T21] Code: 84 04 03 00 00 e8 3e 98 c6 fd 4c 89 ef e8 66 b6 12 ff 41 89 d8 44 89 e1 4c 89 f2 48 89 c6 48 c7 c7 20 b3 5d 86 e8 d0 ba 9a fd <0f> 0b e9 c6 f8 ff ff e8 12 98 c6 fd 48 81 c5 40 06 00 00 e9 f2 f7
[   24.860936][   T21] RSP: 0018:ffff8881da33f808 EFLAGS: 00010286
[   24.866988][   T