ci2 starts bisection 2023-02-28 15:58:03.14719511 +0000 UTC m=+67370.219155563
bisecting fixing commit since 9d5c0b3a8e1a8b6c4969f630803103978e8d17b6
building syzkaller on b31320fc8f3519e40494f64ebf77c13d16284bfd
ensuring issue is reproducible on original commit 9d5c0b3a8e1a8b6c4969f630803103978e8d17b6

testing commit 9d5c0b3a8e1a8b6c4969f630803103978e8d17b6 gcc
compiler: gcc version 8.4.1 20210217 (GCC)
kernel signature: 31efd7211ef68e01b65e34a0274dfa36a58eca977dedbae42d8a920f647842a2
all runs: crashed: unregister_netdevice: waiting for DEV to become free
testing current HEAD 7878a41b6cc1ada4bb804eee96beb2c54322806c
testing commit 7878a41b6cc1ada4bb804eee96beb2c54322806c gcc
compiler: gcc version 8.4.1 20210217 (GCC)
kernel signature: 02e9f24e4c5889e3c2f16d5906aee40a57f4f46111e8e632df97499c1ac27934
all runs: crashed: unregister_netdevice: waiting for DEV to become free
revisions tested: 2, total time: 28m14.003788949s (build: 18m32.353447911s, test: 6m29.745868958s)
the crash still happens on HEAD
commit msg: Linux 4.14.307
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