[ 2164.118213][T17616] gre: GRE over IPv4 demultiplexor driver
[ 2165.873068][T17639] ip_gre: GRE over IPv4 tunneling driver
[ 2218.841226][T18219] ip6_gre: GRE over IPv6 tunneling driver
[ 2255.176886][    C2] ip6_tunnel: tep0 xmit: Local address not yet configured!
[ 2260.232781][    C2] ip6_tunnel: tep0 xmit: Local address not yet configured!
[ 2264.585778][    C1] ip6_tunnel: tep0 xmit: Local address not yet configured!
[ 2269.704789][    C1] ip6_tunnel: tep0 xmit: Local address not yet configured!