[ 1760.238019][T12729] gre: GRE over IPv4 demultiplexor driver
[ 1762.273446][T12752] ip_gre: GRE over IPv4 tunneling driver
[ 1789.027890][T13004] ping (13004) used greatest stack depth: 22976 bytes left
[ 1823.311959][T13323] ip6_gre: GRE over IPv6 tunneling driver
[ 1866.110271][    C2] ip6_tunnel: tep0 xmit: Local address not yet configured!
[ 1872.062149][    C2] ip6_tunnel: tep0 xmit: Local address not yet configured!
[ 1877.118196][    C1] ip6_tunnel: tep0 xmit: Local address not yet configured!
[ 1883.070154][    C0] ip6_tunnel: tep0 xmit: Local address not yet configured!