ci2 starts bisection 2023-01-23 00:49:44.097833584 +0000 UTC m=+173550.946474065
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: 47e284ea2756ee47fba4dabd6c13103f2abffefe9e8d7be2c449a8eb88161677
all runs: crashed: unregister_netdevice: waiting for DEV to become free
testing current HEAD 97205fccccdc5c145b77c434135ee8429b03ed98
testing commit 97205fccccdc5c145b77c434135ee8429b03ed98 gcc
compiler: gcc version 8.4.1 20210217 (GCC)
kernel signature: a78ad4e7b4ba759b431d7b100702e537974daa4272009590453e78c1cf4d5d88
all runs: crashed: unregister_netdevice: waiting for DEV to become free
revisions tested: 2, total time: 21m20.588477065s (build: 13m46.201144904s, test: 6m21.011574667s)
the crash still happens on HEAD
commit msg: Linux 4.14.303
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