audit: type=1400 audit(1548353808.548:1285): avc:  denied  { create } for  pid=17401 comm="syz-executor0" scontext=unconfined_u:system_r:insmod_t:s0-s0:c0.c1023 tcontext=unconfined_u:system_r:insmod_t:s0-s0:c0.c1023 tclass=netlink_generic_socket permissive=0
unregister_netdevice: waiting for ip6tnl0 to become free. Usage count = 2