[  568.333512] gre: GRE over IPv4 demultiplexer driver
[  568.338096] ip6_gre: GRE over IPv6 tunneling driver
[  568.342189] ip6_tunnel: g1 xmit: Local address not yet configured!
[  568.358089] ip6_tunnel: g1 xmit: Local address not yet configured!
[  568.530490] ip6_tunnel: g2 xmit: Local address not yet configured!
[  568.533205] ip6_tunnel: g2 xmit: Local address not yet configured!