ci2 starts bisection 2023-01-31 06:48:02.05590951 +0000 UTC m=+73386.108969344
bisecting fixing commit since c4215ee4771bb935727df2db097fd28f8d644b5c
building syzkaller on 05494336991504e3c6137b89eeddd492e17af6b6
ensuring issue is reproducible on original commit c4215ee4771bb935727df2db097fd28f8d644b5c

testing commit c4215ee4771bb935727df2db097fd28f8d644b5c gcc
compiler: gcc version 8.4.1 20210217 (GCC)
kernel signature: 3a8cf2709ba05d00e496ca09131ddafdefc871452eb08e5b6c6ea63055872681
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: 091f4060c6bd3376d323be73148e96a32c40370f6449ab2388ea54eaeb1d62ee
all runs: crashed: unregister_netdevice: waiting for DEV to become free
revisions tested: 2, total time: 22m34.613683452s (build: 14m12.248246317s, test: 6m30.868957096s)
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