[ 1312.400252][T32164] gre: GRE over IPv4 demultiplexer driver
[ 1312.922966][T32187] ip_gre: GRE over IPv4 tunneling driver
[ 1329.726675][T32763] ip6_gre: GRE over IPv6 tunneling driver
[ 1335.743886][  T544] ping (544) used greatest stack depth: 23728 bytes left
[ 1340.910079][    C3] ip6_tunnel: tep0 xmit: Local address not yet configured!
[ 1343.022047][    C3] ip6_tunnel: tep0 xmit: Local address not yet configured!
[ 1344.941046][    C0] ip6_tunnel: tep0 xmit: Local address not yet configured!
[ 1347.053063][    C0] ip6_tunnel: tep0 xmit: Local address not yet configured!
[ 1404.037390][ T2808] ping (2808) used greatest stack depth: 23712 bytes left