ci2 starts bisection 2023-01-26 07:04:14.808284494 +0000 UTC m=+234945.788867904
bisecting fixing commit since b641242202ed8c52030f7b6d8cf15886d3c4fc82
building syzkaller on a9409d470bcd00f5856c85ca3395f4882e6637b2
ensuring issue is reproducible on original commit b641242202ed8c52030f7b6d8cf15886d3c4fc82

testing commit b641242202ed8c52030f7b6d8cf15886d3c4fc82 gcc
compiler: gcc version 8.4.1 20210217 (GCC)
kernel signature: fa24cf3c64e9d6b21383c34212189c81cced5ed0f99be42e27dd22d725c3e5c3
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: 5a605a801050af90a988e8968f2d7b55d2b4b63b6753e13abaa2c3a0e21d4f95
all runs: crashed: unregister_netdevice: waiting for DEV to become free
revisions tested: 2, total time: 30m33.598430509s (build: 21m21.713674004s, test: 6m18.78380563s)
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