[  590.904178] gre: GRE over IPv4 demultiplexer driver
[  590.908833] ip6_gre: GRE over IPv6 tunneling driver
[  590.924412] ip6_tunnel: g1 xmit: Local address not yet configured!
[  590.937792] ip6_tunnel: g1 xmit: Local address not yet configured!
[  591.509723] ip6_tunnel: g2 xmit: Local address not yet configured!
[  591.519406] ip6_tunnel: g2 xmit: Local address not yet configured!