ci2 starts bisection 2023-02-25 21:25:06.722997683 +0000 UTC m=+10253.717146936
bisecting fixing commit since 9d5c0b3a8e1a8b6c4969f630803103978e8d17b6
building syzkaller on feb5635181eb12a6e3516172a3f5af06a3bc93e1
ensuring issue is reproducible on original commit 9d5c0b3a8e1a8b6c4969f630803103978e8d17b6

testing commit 9d5c0b3a8e1a8b6c4969f630803103978e8d17b6 gcc
compiler: gcc version 8.4.1 20210217 (GCC)
kernel signature: 351c78c67a18b4bb46fde76cb5ec34d31c2a81e13c2199a17bd4ca36fa619419
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: 5da319e434b201d7bb4b479f905687efd47f49e180818294b0fdce9c45fe45f2
all runs: crashed: unregister_netdevice: waiting for DEV to become free
revisions tested: 2, total time: 25m21.049767882s (build: 16m6.697367627s, test: 6m47.737258016s)
the crash still happens on HEAD
commit msg: Linux 4.14.307
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