[  593.930770] gre: GRE over IPv4 demultiplexer driver
[  593.936855] ip6_gre: GRE over IPv6 tunneling driver
[  593.954402] ip6_tunnel: g1 xmit: Local address not yet configured!
[  593.966995] ip6_tunnel: g1 xmit: Local address not yet configured!
[  594.672732] ip6_tunnel: g2 xmit: Local address not yet configured!
[  594.683934] ip6_tunnel: g2 xmit: Local address not yet configured!