[  597.325421] gre: GRE over IPv4 demultiplexer driver
[  597.329364] ip6_gre: GRE over IPv6 tunneling driver
[  597.345150] ip6_tunnel: g1 xmit: Local address not yet configured!
[  597.359347] ip6_tunnel: g1 xmit: Local address not yet configured!
[  597.979434] ip6_tunnel: g2 xmit: Local address not yet configured!
[  597.989980] ip6_tunnel: g2 xmit: Local address not yet configured!