[ 1303.239609][T10919] gre: GRE over IPv4 demultiplexer driver
[ 1303.725134][T10942] ip_gre: GRE over IPv4 tunneling driver
[ 1307.551364][T11130] ip (11130) used greatest stack depth: 23896 bytes left
[ 1309.115994][T11195] ping (11195) used greatest stack depth: 23872 bytes left
[ 1310.032950][T11239] ping (11239) used greatest stack depth: 23536 bytes left
[ 1319.394346][T11514] ip6_gre: GRE over IPv6 tunneling driver
[ 1324.777480][T11763] ping (11763) used greatest stack depth: 23072 bytes left
[ 1324.909362][   T63] ip6_tunnel: tep1 xmit: Local address not yet configured!
[ 1329.628761][    C3] ip6_tunnel: tep0 xmit: Local address not yet configured!
[ 1331.612762][    C2] ip6_tunnel: tep0 xmit: Local address not yet configured!
[ 1333.468761][    C1] ip6_tunnel: tep0 xmit: Local address not yet configured!
[ 1335.451770][    C0] ip6_tunnel: tep0 xmit: Local address not yet configured!