[  568.516498] gre: GRE over IPv4 demultiplexer driver
[  568.520921] ip6_gre: GRE over IPv6 tunneling driver
[  568.535385] ip6_tunnel: g1 xmit: Local address not yet configured!
[  568.549645] ip6_tunnel: g1 xmit: Local address not yet configured!
[  569.118294] ip6_tunnel: g2 xmit: Local address not yet configured!
[  569.127686] ip6_tunnel: g2 xmit: Local address not yet configured!