[  600.099182] gre: GRE over IPv4 demultiplexer driver
[  600.104206] ip6_gre: GRE over IPv6 tunneling driver
[  600.121734] ip6_tunnel: g1 xmit: Local address not yet configured!
[  600.132715] ip6_tunnel: g1 xmit: Local address not yet configured!
[  600.750063] ip6_tunnel: g2 xmit: Local address not yet configured!
[  600.761057] ip6_tunnel: g2 xmit: Local address not yet configured!