[  491.478894] gre: GRE over IPv4 demultiplexer driver
[  491.484205] ip6_gre: GRE over IPv6 tunneling driver
[  491.502070] ip6_tunnel: g1 xmit: Local address not yet configured!
[  491.515879] ip6_tunnel: g1 xmit: Local address not yet configured!
[  492.153261] ip6_tunnel: g2 xmit: Local address not yet configured!
[  492.165219] ip6_tunnel: g2 xmit: Local address not yet configured!