[  597.186610] gre: GRE over IPv4 demultiplexer driver
[  597.192088] ip6_gre: GRE over IPv6 tunneling driver
[  597.205253] ip6_tunnel: g1 xmit: Local address not yet configured!
[  597.217886] ip6_tunnel: g1 xmit: Local address not yet configured!
[  597.826018] ip6_tunnel: g2 xmit: Local address not yet configured!
[  597.835982] ip6_tunnel: g2 xmit: Local address not yet configured!