[ 2178.153133][T17619] gre: GRE over IPv4 demultiplexor driver
[ 2180.220099][T17642] ip_gre: GRE over IPv4 tunneling driver
[ 2234.301988][T18213] ip6_gre: GRE over IPv6 tunneling driver
[ 2271.788154][    C2] ip6_tunnel: tep0 xmit: Local address not yet configured!
[ 2277.229060][    C1] ip6_tunnel: tep0 xmit: Local address not yet configured!
[ 2281.644061][    C0] ip6_tunnel: tep0 xmit: Local address not yet configured!
[ 2286.764118][    C3] ip6_tunnel: tep0 xmit: Local address not yet configured!