[  594.975698] gre: GRE over IPv4 demultiplexer driver
[  594.981725] ip6_gre: GRE over IPv6 tunneling driver
[  594.998411] ip6_tunnel: g1 xmit: Local address not yet configured!
[  595.013351] ip6_tunnel: g1 xmit: Local address not yet configured!
[  595.643599] ip6_tunnel: g2 xmit: Local address not yet configured!
[  595.654662] ip6_tunnel: g2 xmit: Local address not yet configured!