[  578.458241] gre: GRE over IPv4 demultiplexer driver
[  578.463463] ip6_gre: GRE over IPv6 tunneling driver
[  578.478331] ip6_tunnel: g1 xmit: Local address not yet configured!
[  578.490046] ip6_tunnel: g1 xmit: Local address not yet configured!
[  579.053039] ip6_tunnel: g2 xmit: Local address not yet configured!
[  579.063861] ip6_tunnel: g2 xmit: Local address not yet configured!