[ 1373.429163][T32268] gre: GRE over IPv4 demultiplexer driver
[ 1373.969943][T32291] ip_gre: GRE over IPv4 tunneling driver
[ 1379.742352][T32543] ping (32543) used greatest stack depth: 23944 bytes left
[ 1390.844386][  T394] ip6_gre: GRE over IPv6 tunneling driver
[ 1395.853559][  T594] ping (594) used greatest stack depth: 23816 bytes left
[ 1396.951350][  T644] ping (644) used greatest stack depth: 23208 bytes left
[ 1401.804731][    C0] ip6_tunnel: tep0 xmit: Local address not yet configured!
[ 1404.044714][    C0] ip6_tunnel: tep0 xmit: Local address not yet configured!
[ 1406.092702][    C2] ip6_tunnel: tep0 xmit: Local address not yet configured!
[ 1408.141694][    C3] ip6_tunnel: tep0 xmit: Local address not yet configured!