ci2 starts bisection 2022-11-17 03:14:15.464518808 +0000 UTC m=+103313.061417428
bisecting fixing commit since 9d5c0b3a8e1a8b6c4969f630803103978e8d17b6
building syzkaller on 67cb024cd1a3c95e311263a5c95e957f9abfd8ca
ensuring issue is reproducible on original commit 9d5c0b3a8e1a8b6c4969f630803103978e8d17b6

testing commit 9d5c0b3a8e1a8b6c4969f630803103978e8d17b6 gcc
compiler: gcc version 8.4.1 20210217 (GCC)
kernel signature: 53aef67efd5c60c566dc52035d2645c444a6e583b9680033c4aee26934ad341a
all runs: crashed: unregister_netdevice: waiting for DEV to become free
testing current HEAD e911713e40ca73142b455ccfde2d7c0b0984c008
testing commit e911713e40ca73142b455ccfde2d7c0b0984c008 gcc
compiler: gcc version 8.4.1 20210217 (GCC)
kernel signature: 92d0570ec40035e09ed3ee03023d4e458f10468f68f8661e584055edcc826ee8
all runs: crashed: unregister_netdevice: waiting for DEV to become free
revisions tested: 2, total time: 27m30.638947254s (build: 20m1.561298524s, test: 6m52.741620501s)
the crash still happens on HEAD
commit msg: Linux 4.14.299
crash: unregister_netdevice: waiting for DEV to become free
unregister_netdevice: waiting for ip6gre0 to become free. Usage count = -1
Bluetooth: hci0 command 0x0409 tx timeout
Bluetooth: hci0 command 0x041b tx timeout
Bluetooth: hci0 command 0x040f tx timeout
Bluetooth: hci0 command 0x0419 tx timeout