[ 1360.110570][T24106] gre: GRE over IPv4 demultiplexer driver
[ 1360.540873][T24129] ip_gre: GRE over IPv4 tunneling driver
[ 1376.105843][T24700] ip6_gre: GRE over IPv6 tunneling driver
[ 1379.667669][T14274] ip6_tunnel: tep1 xmit: Local address not yet configured!
[ 1380.433049][T24899] ping (24899) used greatest stack depth: 22688 bytes left
[ 1386.324543][    C3] ip6_tunnel: tep0 xmit: Local address not yet configured!
[ 1388.307553][    C3] ip6_tunnel: tep0 xmit: Local address not yet configured!
[ 1390.163546][    C2] ip6_tunnel: tep0 xmit: Local address not yet configured!
[ 1392.148556][    C2] ip6_tunnel: tep0 xmit: Local address not yet configured!