[ 1317.882266][T31678] gre: GRE over IPv4 demultiplexer driver
[ 1318.446607][T31701] ip_gre: GRE over IPv4 tunneling driver
[ 1326.629432][T32047] ping (32047) used greatest stack depth: 23408 bytes left
[ 1335.346207][T32272] ip6_gre: GRE over IPv6 tunneling driver
[ 1346.432369][    C1] ip6_tunnel: tep0 xmit: Local address not yet configured!
[ 1348.544328][    C3] ip6_tunnel: tep0 xmit: Local address not yet configured!
[ 1350.529354][    C1] ip6_tunnel: tep0 xmit: Local address not yet configured!
[ 1352.641335][    C2] ip6_tunnel: tep0 xmit: Local address not yet configured!