[  594.676709] gre: GRE over IPv4 demultiplexer driver
[  594.682392] ip6_gre: GRE over IPv6 tunneling driver
[  594.698797] ip6_tunnel: g1 xmit: Local address not yet configured!
[  594.710023] ip6_tunnel: g1 xmit: Local address not yet configured!
[  595.253632] ip6_tunnel: g2 xmit: Local address not yet configured!
[  595.262462] ip6_tunnel: g2 xmit: Local address not yet configured!