[ 1361.332128][T19134] gre: GRE over IPv4 demultiplexer driver
[ 1361.850378][T19157] ip_gre: GRE over IPv4 tunneling driver
[ 1367.340990][T19409] ping (19409) used greatest stack depth: 23552 bytes left
[ 1377.603147][T19728] ip6_gre: GRE over IPv6 tunneling driver
[ 1387.970402][    C3] ip6_tunnel: tep0 xmit: Local address not yet configured!
[ 1389.954373][    C3] ip6_tunnel: tep0 xmit: Local address not yet configured!
[ 1391.810367][    C3] ip6_tunnel: tep0 xmit: Local address not yet configured!
[ 1393.794378][    C2] ip6_tunnel: tep0 xmit: Local address not yet configured!
[ 1446.363611][T22253] ping (22253) used greatest stack depth: 23424 bytes left