ci2 starts bisection 2023-02-28 19:26:29.123153713 +0000 UTC m=+79876.195114182
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: aec0e68f9918486913fe3fe194b06c7552dee3c861d3011fa1b78bff9cc8743e
all runs: crashed: general protection fault in tcp_splice_read
testing current HEAD 7878a41b6cc1ada4bb804eee96beb2c54322806c
testing commit 7878a41b6cc1ada4bb804eee96beb2c54322806c gcc
compiler: gcc version 8.4.1 20210217 (GCC)
kernel signature: 173039291df347f2484723f41fa44556e346ec3ebcc926a8179f45115bc73618
all runs: crashed: unregister_netdevice: waiting for DEV to become free
revisions tested: 2, total time: 1h54m58.453137932s (build: 1h45m3.768243333s, test: 6m39.742310104s)
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