[  679.635723] gre: GRE over IPv4 demultiplexer driver
[  679.734142] ip_gre: GRE over IPv4 tunneling driver
[  686.059199] ip6_gre: GRE over IPv6 tunneling driver
[  689.860014] ip6_tunnel: tep0 xmit: Local address not yet configured!
[  691.012012] ip6_tunnel: tep0 xmit: Local address not yet configured!
[  692.164012] ip6_tunnel: tep0 xmit: Local address not yet configured!
[  693.316011] ip6_tunnel: tep0 xmit: Local address not yet configured!