[  594.696680] gre: GRE over IPv4 demultiplexer driver
[  594.700674] ip6_gre: GRE over IPv6 tunneling driver
[  594.715774] ip6_tunnel: g1 xmit: Local address not yet configured!
[  594.727017] ip6_tunnel: g1 xmit: Local address not yet configured!
[  595.339657] ip6_tunnel: g2 xmit: Local address not yet configured!
[  595.349889] ip6_tunnel: g2 xmit: Local address not yet configured!