[ 1363.249132][T24587] gre: GRE over IPv4 demultiplexer driver
[ 1363.698839][T24610] ip_gre: GRE over IPv4 tunneling driver
[ 1378.593802][T25181] ip6_gre: GRE over IPv6 tunneling driver
[ 1383.644344][T25431] ping (25431) used greatest stack depth: 23208 bytes left
[ 1388.238400][    C0] ip6_tunnel: tep0 xmit: Local address not yet configured!
[ 1390.158368][    C0] ip6_tunnel: tep0 xmit: Local address not yet configured!
[ 1391.951361][    C2] ip6_tunnel: tep0 xmit: Local address not yet configured!
[ 1393.870368][    C0] ip6_tunnel: tep0 xmit: Local address not yet configured!