ci2 starts bisection 2023-01-23 00:09:49.394523329 +0000 UTC m=+171156.243163807
bisecting fixing commit since 9d5c0b3a8e1a8b6c4969f630803103978e8d17b6
building syzkaller on 267e3bb1576b2f9fa97ae49305aaaa80768ba385
ensuring issue is reproducible on original commit 9d5c0b3a8e1a8b6c4969f630803103978e8d17b6

testing commit 9d5c0b3a8e1a8b6c4969f630803103978e8d17b6 gcc
compiler: gcc version 8.4.1 20210217 (GCC)
kernel signature: 49a35513783360d1571294ea6d32ea87000b1714c3649c25db1ad29b4ed28bb1
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: b372f3ee275e6cd02f3b5e2711802a7b62b3e2cdfb1c5cdbdaff849d84405eb8
all runs: crashed: unregister_netdevice: waiting for DEV to become free
revisions tested: 2, total time: 28m51.580849499s (build: 20m34.273477447s, test: 6m29.47718865s)
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