[ 1498.515787][T21416] gre: GRE over IPv4 demultiplexer driver
[ 1498.939754][T21439] ip_gre: GRE over IPv4 tunneling driver
[ 1513.636858][T22017] ip6_gre: GRE over IPv6 tunneling driver
[ 1516.984788][   T34] ip6_tunnel: tep1 xmit: Local address not yet configured!
[ 1518.686041][T22266] ping (22266) used greatest stack depth: 23760 bytes left
[ 1523.255618][    C3] ip6_tunnel: tep0 xmit: Local address not yet configured!
[ 1525.176629][    C3] ip6_tunnel: tep0 xmit: Local address not yet configured!
[ 1526.968620][    C2] ip6_tunnel: tep0 xmit: Local address not yet configured!
[ 1528.888632][    C2] ip6_tunnel: tep0 xmit: Local address not yet configured!