ci2 starts bisection 2023-01-25 03:25:13.701249604 +0000 UTC m=+135404.681832995
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: 9982b899f1fef1a9b134b547b08e356ffe4322e7509d2b913b2b62bff04ab09e
all runs: crashed: unregister_netdevice: waiting for DEV to become free
testing current HEAD 3949d16100044eeb6723eca03b1038b469fb9ae8
testing commit 3949d16100044eeb6723eca03b1038b469fb9ae8 gcc
compiler: gcc version 8.4.1 20210217 (GCC)
kernel signature: e1e9c790f846bd1d2f8865d08c2293878dc01d47cf8a90bebe7d279a6bbb7f79
all runs: crashed: unregister_netdevice: waiting for DEV to become free
revisions tested: 2, total time: 28m51.28119989s (build: 19m46.214446113s, test: 6m19.938793307s)
the crash still happens on HEAD
commit msg: Linux 4.14.304
crash: unregister_netdevice: waiting for DEV to become free
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