[  594.321801] gre: GRE over IPv4 demultiplexer driver
[  594.325942] ip6_gre: GRE over IPv6 tunneling driver
[  594.338732] ip6_tunnel: g1 xmit: Local address not yet configured!
[  594.350083] ip6_tunnel: g1 xmit: Local address not yet configured!
[  594.897966] ip6_tunnel: g2 xmit: Local address not yet configured!
[  594.907728] ip6_tunnel: g2 xmit: Local address not yet configured!