[  596.998967] gre: GRE over IPv4 demultiplexer driver
[  597.003577] ip6_gre: GRE over IPv6 tunneling driver
[  597.020486] ip6_tunnel: g1 xmit: Local address not yet configured!
[  597.037737] ip6_tunnel: g1 xmit: Local address not yet configured!
[  597.693573] ip6_tunnel: g2 xmit: Local address not yet configured!
[  597.705726] ip6_tunnel: g2 xmit: Local address not yet configured!