[  684.084764] gre: GRE over IPv4 demultiplexer driver
[  684.211735] ip_gre: GRE over IPv4 tunneling driver
[  692.834355] ip6_gre: GRE over IPv6 tunneling driver
[  698.293723] ip6_tunnel: tep0 xmit: Local address not yet configured!
[  699.702728] ip6_tunnel: tep0 xmit: Local address not yet configured!
[  700.982722] ip6_tunnel: tep0 xmit: Local address not yet configured!
[  702.325712] ip6_tunnel: tep0 xmit: Local address not yet configured!