ci2 starts bisection 2022-11-05 20:40:42.110886088 +0000 UTC m=+172183.467314046
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: cb775afb8208dc974736d52736cba03ab4aaa8f77a7ed33cbdd65b23a08b7c0b
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: e8356973fde5d6ad1e864ac848597cbbcc2ee1848b834c57707e4bb814713a28
all runs: crashed: unregister_netdevice: waiting for DEV to become free
revisions tested: 2, total time: 26m42.425479415s (build: 19m32.103604424s, test: 6m30.385897649s)
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