ci2 starts bisection 2023-01-30 22:04:08.029572898 +0000 UTC m=+41952.082632730
bisecting fixing commit since 65afe34ac33d34ed3f5e21a5001f5c2ce210b6ce
building syzkaller on 67be1ae742603edad9c97d30b6ed69f9bbe2ffa8
ensuring issue is reproducible on original commit 65afe34ac33d34ed3f5e21a5001f5c2ce210b6ce

testing commit 65afe34ac33d34ed3f5e21a5001f5c2ce210b6ce gcc
compiler: gcc version 8.4.1 20210217 (GCC)
kernel signature: e7f6b6419a3439af67f7168f20c4bd9fdf09937321619f1b20acfa375a9b7344
all runs: crashed: unregister_netdevice: waiting for DEV to become free
testing current HEAD 3949d16100044eeb6723eca03b1038b469fb9ae8
testing commit 3949d16100044eeb6723eca03b1038b469fb9ae8 gcc
compiler: gcc version 8.4.1 20210217 (GCC)
kernel signature: 5f6227cd7b59122125e077248807d8af881079d7ce1d9b2d8e36bad46dd641e9
all runs: crashed: unregister_netdevice: waiting for DEV to become free
revisions tested: 2, total time: 23m18.601896901s (build: 14m47.413495194s, test: 6m32.904123762s)
the crash still happens on HEAD
commit msg: Linux 4.14.304
crash: unregister_netdevice: waiting for DEV to become free
Bluetooth: hci0 command 0x0409 tx timeout
unregister_netdevice: waiting for ip6gre0 to become free. Usage count = -1
Bluetooth: hci0 command 0x041b tx timeout
Bluetooth: hci0 command 0x040f tx timeout
Bluetooth: hci0 command 0x0419 tx timeout