ci2 starts bisection 2022-10-20 08:08:49.757500202 +0000 UTC m=+165930.385811638
bisecting fixing commit since 69b94dd6dcd14d9bfcba35a492f5e27c15cf4d0a
building syzkaller on 512651955aad51ef5f916aa2d84732e84d1c5e48
ensuring issue is reproducible on original commit 69b94dd6dcd14d9bfcba35a492f5e27c15cf4d0a

testing commit 69b94dd6dcd14d9bfcba35a492f5e27c15cf4d0a gcc
compiler: gcc version 8.4.1 20210217 (GCC)
kernel signature: 0d60735062820be5026865d095ff9957d57b881411d60a298ce4dedaef4a5b21
all runs: crashed: general protection fault in tcp_splice_read
testing current HEAD 9d5c0b3a8e1a8b6c4969f630803103978e8d17b6
testing commit 9d5c0b3a8e1a8b6c4969f630803103978e8d17b6 gcc
compiler: gcc version 8.4.1 20210217 (GCC)
kernel signature: b4d1046b0634a68250a2a879d7b3db132adc34a689a8ea798e5512355a7c6979
all runs: crashed: unregister_netdevice: waiting for DEV to become free
revisions tested: 2, total time: 25m21.507908975s (build: 17m58.545143341s, test: 6m42.370745691s)
the crash still happens on HEAD
commit msg: Linux 4.14.295
crash: unregister_netdevice: waiting for DEV to become free
unregister_netdevice: waiting for ip6gre0 to become free. Usage count = -1