ci2 starts bisection 2022-11-05 01:19:38.221847575 +0000 UTC m=+102519.578275487
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: fe8a88d3f8f0800f08b05b72ba47ad4aff461facc0bf8b34b2be4599513780a1
all runs: crashed: unregister_netdevice: waiting for DEV to become free
testing current HEAD a901bb6c7db7e6aef864ee2ba62a2a02c1421e48
testing commit a901bb6c7db7e6aef864ee2ba62a2a02c1421e48 gcc
compiler: gcc version 8.4.1 20210217 (GCC)
kernel signature: 0f58e49ddf933f68b5f66b61dd30add0b51390178cff2540c1c23ad230f7bdc1
all runs: crashed: unregister_netdevice: waiting for DEV to become free
revisions tested: 2, total time: 27m34.05195842s (build: 19m46.259863945s, test: 7m7.910854965s)
the crash still happens on HEAD
commit msg: Linux 4.14.298
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