[  663.738847] gre: GRE over IPv4 demultiplexer driver
[  663.803155] ip_gre: GRE over IPv4 tunneling driver
[  670.109955] ip6_gre: GRE over IPv6 tunneling driver
[  673.863202] ip6_tunnel: tep0 xmit: Local address not yet configured!
[  675.015216] ip6_tunnel: tep0 xmit: Local address not yet configured!
[  676.168198] ip6_tunnel: tep0 xmit: Local address not yet configured!
[  677.319198] ip6_tunnel: tep0 xmit: Local address not yet configured!