[ 3196.610791][T23675] gre: GRE over IPv4 demultiplexer driver
[ 3198.274297][T23698] ip_gre: GRE over IPv4 tunneling driver
[ 3246.272490][T24270] ip6_gre: GRE over IPv6 tunneling driver
[ 3266.736600][T24519] ping (24519) used greatest stack depth: 23648 bytes left
[ 3267.203360][T14651] ip6_tunnel: tep1 xmit: Local address not yet configured!
[ 3274.630071][T20448] ip6_tunnel: tep1 xmit: Local address not yet configured!
[ 3279.299209][    C2] ip6_tunnel: tep0 xmit: Local address not yet configured!
[ 3284.163223][    C0] ip6_tunnel: tep0 xmit: Local address not yet configured!
[ 3288.707213][    C3] ip6_tunnel: tep0 xmit: Local address not yet configured!
[ 3293.635209][    C1] ip6_tunnel: tep0 xmit: Local address not yet configured!