bisecting fixing commit since 69b94dd6dcd14d9bfcba35a492f5e27c15cf4d0a building syzkaller on 70c104a18f3d409bc6dde950b50258d3d280d99b testing commit 69b94dd6dcd14d9bfcba35a492f5e27c15cf4d0a compiler: gcc version 8.4.1 20210217 (GCC) kernel signature: ce71eda231c9355fcd2331ebc6d46c27e95057558a34154be111b64a482e49b6 all runs: crashed: general protection fault in vxlan_fdb_destroy testing current HEAD 84bae26850e3b384a45f0f9a5f8b3b5983afacd8 testing commit 84bae26850e3b384a45f0f9a5f8b3b5983afacd8 compiler: gcc version 8.4.1 20210217 (GCC) kernel signature: be75dea02aa025e13472853c23cf0bda5810b577f658cd74d381be3ad471a1c3 all runs: crashed: unregister_netdevice: waiting for DEV to become free revisions tested: 2, total time: 25m25.578574229s (build: 18m3.841823144s, test: 6m36.518087836s) the crash still happens on HEAD commit msg: Linux 4.14.284 crash: unregister_netdevice: waiting for DEV to become free IPVS: ftp: loaded support on port[0] = 21 can: request_module (can-proto-0) failed. can: request_module (can-proto-0) failed. can: request_module (can-proto-0) failed. unregister_netdevice: waiting for ip6gre0 to become free. Usage count = -1 unregister_netdevice: waiting for ip6gre0 to become free. Usage count = -1