[ 1404.556289][  T644] gre: GRE over IPv4 demultiplexer driver
[ 1405.001210][  T667] ip_gre: GRE over IPv4 tunneling driver
[ 1419.825794][ T1238] ip6_gre: GRE over IPv6 tunneling driver
[ 1429.549497][    C0] ip6_tunnel: tep0 xmit: Local address not yet configured!
[ 1431.470450][    C2] ip6_tunnel: tep0 xmit: Local address not yet configured!
[ 1433.262455][    C2] ip6_tunnel: tep0 xmit: Local address not yet configured!
[ 1435.245516][    C1] ip6_tunnel: tep0 xmit: Local address not yet configured!