ci2 starts bisection 2023-03-05 07:43:43.83668521 +0000 UTC m=+300838.775374531
bisecting fixing commit since c4215ee4771bb935727df2db097fd28f8d644b5c
building syzkaller on 44712fbc6b687170984c3562336a415b56d82607
ensuring issue is reproducible on original commit c4215ee4771bb935727df2db097fd28f8d644b5c

testing commit c4215ee4771bb935727df2db097fd28f8d644b5c gcc
compiler: gcc version 8.4.1 20210217 (GCC)
kernel signature: 1b0e77b0a71b358e2455733575211cda0801970e4dfd656712aa04abaf6ad32f
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: 50af6e2dfa4e74b49f84ed5df176e9d6ca1ccdf3c1c52c1dd106682a6c8a20ea
all runs: crashed: unregister_netdevice: waiting for DEV to become free
revisions tested: 2, total time: 30m42.016671306s (build: 22m15.048184335s, test: 6m34.924567702s)
the crash still happens on HEAD
commit msg: Linux 4.14.307
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