[  599.394938] gre: GRE over IPv4 demultiplexer driver
[  599.398615] ip6_gre: GRE over IPv6 tunneling driver
[  599.412058] ip6_tunnel: g1 xmit: Local address not yet configured!
[  599.423860] ip6_tunnel: g1 xmit: Local address not yet configured!
[  599.981112] ip6_tunnel: g2 xmit: Local address not yet configured!
[  599.990295] ip6_tunnel: g2 xmit: Local address not yet configured!