ci2 starts bisection 2023-03-05 00:44:12.542776358 +0000 UTC m=+275667.481465690
bisecting fixing commit since c4215ee4771bb935727df2db097fd28f8d644b5c
building syzkaller on ab32d50881df9f96f2af301aadca62ad00b7e099
ensuring issue is reproducible on original commit c4215ee4771bb935727df2db097fd28f8d644b5c

testing commit c4215ee4771bb935727df2db097fd28f8d644b5c gcc
compiler: gcc version 8.4.1 20210217 (GCC)
kernel signature: 1f4cd933c0a7cf2444c33789aaefd2432fdf86c1f3b4d7f05e9a6ba9b0a81047
all runs: crashed: unregister_netdevice: waiting for DEV to become free
testing current HEAD 7878a41b6cc1ada4bb804eee96beb2c54322806c
testing commit 7878a41b6cc1ada4bb804eee96beb2c54322806c gcc
compiler: gcc version 8.4.1 20210217 (GCC)
kernel signature: 1271994a2528f2f6abdebe0706ea61ad2062fe2bf8f6696ab4d06160c712db84
all runs: crashed: unregister_netdevice: waiting for DEV to become free
revisions tested: 2, total time: 51m14.042986081s (build: 41m39.035160668s, test: 6m29.5394788s)
the crash still happens on HEAD
commit msg: Linux 4.14.307
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