[ 1594.855878][T24871] gre: GRE over IPv4 demultiplexer driver
[ 1595.368701][T24894] ip_gre: GRE over IPv4 tunneling driver
[ 1611.176544][T25465] ip6_gre: GRE over IPv6 tunneling driver
[ 1618.742692][T25809] ping (25809) used greatest stack depth: 22544 bytes left
[ 1621.603771][    C0] ip6_tunnel: tep0 xmit: Local address not yet configured!
[ 1623.587738][    C0] ip6_tunnel: tep0 xmit: Local address not yet configured!
[ 1625.443741][    C0] ip6_tunnel: tep0 xmit: Local address not yet configured!
[ 1627.427729][    C3] ip6_tunnel: tep0 xmit: Local address not yet configured!