[  600.771833] gre: GRE over IPv4 demultiplexer driver
[  600.776273] ip6_gre: GRE over IPv6 tunneling driver
[  600.791429] ip6_tunnel: g1 xmit: Local address not yet configured!
[  600.802660] ip6_tunnel: g1 xmit: Local address not yet configured!
[  601.388752] ip6_tunnel: g2 xmit: Local address not yet configured!
[  601.398878] ip6_tunnel: g2 xmit: Local address not yet configured!