[ 1331.674123][T18766] gre: GRE over IPv4 demultiplexer driver
[ 1332.198017][T18789] ip_gre: GRE over IPv4 tunneling driver
[ 1348.191362][T19360] ip6_gre: GRE over IPv6 tunneling driver
[ 1349.796044][   T33] ip6_tunnel: tep1 xmit: Local address not yet configured!
[ 1352.624979][T19559] ping (19559) used greatest stack depth: 23664 bytes left
[ 1358.642981][    C0] ip6_tunnel: tep0 xmit: Local address not yet configured!
[ 1360.691974][    C2] ip6_tunnel: tep0 xmit: Local address not yet configured!
[ 1362.547971][    C3] ip6_tunnel: tep0 xmit: Local address not yet configured!
[ 1364.595976][    C2] ip6_tunnel: tep0 xmit: Local address not yet configured!
[ 1387.952661][T20841] ping (20841) used greatest stack depth: 23136 bytes left