[  597.577727] gre: GRE over IPv4 demultiplexer driver
[  597.582886] ip6_gre: GRE over IPv6 tunneling driver
[  597.596291] ip6_tunnel: g1 xmit: Local address not yet configured!
[  597.608619] ip6_tunnel: g1 xmit: Local address not yet configured!
[  598.258267] ip6_tunnel: g2 xmit: Local address not yet configured!
[  598.269804] ip6_tunnel: g2 xmit: Local address not yet configured!