[  594.344824] gre: GRE over IPv4 demultiplexer driver
[  594.349112] ip6_gre: GRE over IPv6 tunneling driver
[  594.361158] ip6_tunnel: g1 xmit: Local address not yet configured!
[  594.372127] ip6_tunnel: g1 xmit: Local address not yet configured!
[  594.904428] ip6_tunnel: g2 xmit: Local address not yet configured!
[  594.913415] ip6_tunnel: g2 xmit: Local address not yet configured!