[  770.363187] gre: GRE over IPv4 demultiplexer driver
[  770.368783] ip6_gre: GRE over IPv6 tunneling driver
[  770.388541] ip6_tunnel: g1 xmit: Local address not yet configured!
[  770.404851] ip6_tunnel: g1 xmit: Local address not yet configured!
[  771.036253] ip6_tunnel: g2 xmit: Local address not yet configured!
[  771.046602] ip6_tunnel: g2 xmit: Local address not yet configured!