[ 1299.267003][T24665] gre: GRE over IPv4 demultiplexer driver
[ 1299.849207][T24688] ip_gre: GRE over IPv4 tunneling driver
[ 1317.255939][T25268] ip6_gre: GRE over IPv6 tunneling driver
[ 1325.662099][T25612] ping (25612) used greatest stack depth: 23208 bytes left
[ 1328.637760][    C0] ip6_tunnel: tep0 xmit: Local address not yet configured!
[ 1330.813735][    C0] ip6_tunnel: tep0 xmit: Local address not yet configured!
[ 1332.798723][    C3] ip6_tunnel: tep0 xmit: Local address not yet configured!
[ 1334.909767][    C2] ip6_tunnel: tep0 xmit: Local address not yet configured!