ci2 starts bisection 2023-03-02 22:29:05.687650177 +0000 UTC m=+94760.626339509
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: 13e7edf7a6b563e85464ee7e22e6a02d0d5161201c17f47b523145c937d8cbca
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: bf861512bb809afdfea8bf2d55c89913c1031fd4756ecf747ae25173ea1a6480
all runs: crashed: unregister_netdevice: waiting for DEV to become free
revisions tested: 2, total time: 24m5.982987625s (build: 14m58.963442472s, test: 6m47.065211309s)
the crash still happens on HEAD
commit msg: Linux 4.14.307
crash: unregister_netdevice: waiting for DEV to become free
IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_batadv: link becomes ready
IPv6: ADDRCONF(NETDEV_CHANGE): bond0: link becomes ready
can: request_module (can-proto-0) failed.
can: request_module (can-proto-0) failed.
can: request_module (can-proto-0) failed.
unregister_netdevice: waiting for ip6gre0 to become free. Usage count = -1
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