ci2 starts bisection 2023-03-01 11:14:55.477981069 +0000 UTC m=+12895.082143121
bisecting fixing commit since 7d7d1c0ab3eb7c8d8f63a126535018007823b207
building syzkaller on 77e2b66864e69c17416614228723a1ebd3581ddc
ensuring issue is reproducible on original commit 7d7d1c0ab3eb7c8d8f63a126535018007823b207

testing commit 7d7d1c0ab3eb7c8d8f63a126535018007823b207 gcc
compiler: gcc version 8.4.1 20210217 (GCC)
kernel signature: 68ccc019876c112cdf65e9bddac458bc14b11f3ab99ec4fc0aa658b9a337005d
all runs: crashed: WARNING: ODEBUG bug in __cancel_work
testing current HEAD 7878a41b6cc1ada4bb804eee96beb2c54322806c
testing commit 7878a41b6cc1ada4bb804eee96beb2c54322806c gcc
compiler: gcc version 8.4.1 20210217 (GCC)
kernel signature: ab5dffa371b40d7cfe43e505f79b4a4d1db53b63b82d4dd0a915860bfab30ff6
all runs: crashed: unregister_netdevice: waiting for DEV to become free
revisions tested: 2, total time: 26m18.785023109s (build: 17m16.639232373s, test: 6m18.47265546s)
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