[ 1562.706228][T31423] gre: GRE over IPv4 demultiplexer driver
[ 1563.194986][T31446] ip_gre: GRE over IPv4 tunneling driver
[ 1579.247531][T32017] ip6_gre: GRE over IPv6 tunneling driver
[ 1579.797613][   T28] ip6_tunnel: tep1 xmit: Local address not yet configured!
[ 1585.756544][T32312] ping (32312) used greatest stack depth: 22576 bytes left
[ 1589.731777][    C3] ip6_tunnel: tep0 xmit: Local address not yet configured!
[ 1591.716796][    C3] ip6_tunnel: tep0 xmit: Local address not yet configured!
[ 1593.571780][    C2] ip6_tunnel: tep0 xmit: Local address not yet configured!
[ 1595.555789][    C2] ip6_tunnel: tep0 xmit: Local address not yet configured!