[  594.377264] gre: GRE over IPv4 demultiplexer driver
[  594.382655] ip6_gre: GRE over IPv6 tunneling driver
[  594.396488] ip6_tunnel: g1 xmit: Local address not yet configured!
[  594.406480] ip6_tunnel: g1 xmit: Local address not yet configured!
[  594.970297] ip6_tunnel: g2 xmit: Local address not yet configured!
[  594.981153] ip6_tunnel: g2 xmit: Local address not yet configured!