[ 3151.536496][T22572] gre: GRE over IPv4 demultiplexor driver
[ 3153.536601][T22596] ip_gre: GRE over IPv4 tunneling driver
[ 3213.343897][T23169] ip6_gre: GRE over IPv6 tunneling driver
[ 3254.588204][    C2] ip6_tunnel: tep0 xmit: Local address not yet configured!
[ 3260.668062][    C3] ip6_tunnel: tep0 xmit: Local address not yet configured!
[ 3265.724108][    C0] ip6_tunnel: tep0 xmit: Local address not yet configured!
[ 3271.548050][    C2] ip6_tunnel: tep0 xmit: Local address not yet configured!