ci2 starts bisection 2023-01-19 18:46:23.173122074 +0000 UTC m=+42375.063838567
bisecting fixing commit since 27ce4f2a6817e38ca74c643d47a96359f6cc0c1c
building syzkaller on 1bf9a662c66aa432ff2fe3bf2562578cef626c09
ensuring issue is reproducible on original commit 27ce4f2a6817e38ca74c643d47a96359f6cc0c1c

testing commit 27ce4f2a6817e38ca74c643d47a96359f6cc0c1c gcc
compiler: gcc version 8.4.1 20210217 (GCC)
kernel signature: c909081d4c1d7ba0b6e4dd67e72248d0d468f7206af07c71accc83915b14c79e
all runs: crashed: WARNING in bpf
testing current HEAD 97205fccccdc5c145b77c434135ee8429b03ed98
testing commit 97205fccccdc5c145b77c434135ee8429b03ed98 gcc
compiler: gcc version 8.4.1 20210217 (GCC)
kernel signature: 1653f0a86862ab2fa84224e9abc99b0553f49da50730bf5fae3bedf208ea64a4
all runs: crashed: unregister_netdevice: waiting for DEV to become free
revisions tested: 2, total time: 24m49.942839071s (build: 16m30.940919182s, test: 6m28.779740264s)
the crash still happens on HEAD
commit msg: Linux 4.14.303
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