[  592.040962] gre: GRE over IPv4 demultiplexer driver
[  592.045557] ip6_gre: GRE over IPv6 tunneling driver
[  592.059722] ip6_tunnel: g1 xmit: Local address not yet configured!
[  592.073699] ip6_tunnel: g1 xmit: Local address not yet configured!
[  592.668568] ip6_tunnel: g2 xmit: Local address not yet configured!
[  592.679249] ip6_tunnel: g2 xmit: Local address not yet configured!