[ 1743.692897][T21491] gre: GRE over IPv4 demultiplexer driver
[ 1744.206744][T21514] ip_gre: GRE over IPv4 tunneling driver
[ 1760.261117][T22085] ip6_gre: GRE over IPv6 tunneling driver
[ 1765.936255][T22335] ping (22335) used greatest stack depth: 22704 bytes left
[ 1770.992869][    C0] ip6_tunnel: tep0 xmit: Local address not yet configured!
[ 1773.040833][    C0] ip6_tunnel: tep0 xmit: Local address not yet configured!
[ 1774.896832][    C0] ip6_tunnel: tep0 xmit: Local address not yet configured!
[ 1776.944828][    C3] ip6_tunnel: tep0 xmit: Local address not yet configured!