[ 1345.032152][T29071] gre: GRE over IPv4 demultiplexer driver
[ 1345.576605][T29094] ip_gre: GRE over IPv4 tunneling driver
[ 1362.554180][T29681] ip6_gre: GRE over IPv6 tunneling driver
[ 1373.622698][    C3] ip6_tunnel: tep0 xmit: Local address not yet configured!
[ 1375.735667][    C2] ip6_tunnel: tep0 xmit: Local address not yet configured!
[ 1377.655663][    C2] ip6_tunnel: tep0 xmit: Local address not yet configured!
[ 1379.766678][    C2] ip6_tunnel: tep0 xmit: Local address not yet configured!
[ 1402.274494][T31065] ping (31065) used greatest stack depth: 23488 bytes left
[ 1438.249554][T32291] ping (32291) used greatest stack depth: 22752 bytes left