[  505.783355] gre: GRE over IPv4 demultiplexer driver
[  505.788098] ip6_gre: GRE over IPv6 tunneling driver
[  505.804985] ip6_tunnel: g1 xmit: Local address not yet configured!
[  505.819017] ip6_tunnel: g1 xmit: Local address not yet configured!
[  506.405084] ip6_tunnel: g2 xmit: Local address not yet configured!
[  506.414131] ip6_tunnel: g2 xmit: Local address not yet configured!