[  983.389278] gre: GRE over IPv4 demultiplexer driver
[  983.522634] ip_gre: GRE over IPv4 tunneling driver
[  991.780129] ip6_gre: GRE over IPv6 tunneling driver
[  996.830670] ip6_tunnel: tep0 xmit: Local address not yet configured!
[  998.174670] ip6_tunnel: tep0 xmit: Local address not yet configured!
[  999.454672] ip6_tunnel: tep0 xmit: Local address not yet configured!
[ 1000.798667] ip6_tunnel: tep0 xmit: Local address not yet configured!