[  986.333737] gre: GRE over IPv4 demultiplexer driver
[  986.424275] ip_gre: GRE over IPv4 tunneling driver
[  992.737361] ip6_gre: GRE over IPv6 tunneling driver
[  996.536933] ip6_tunnel: tep0 xmit: Local address not yet configured!
[  997.688934] ip6_tunnel: tep0 xmit: Local address not yet configured!
[  998.840931] ip6_tunnel: tep0 xmit: Local address not yet configured!
[  999.991929] ip6_tunnel: tep0 xmit: Local address not yet configured!