[  595.608792] gre: GRE over IPv4 demultiplexer driver
[  595.614387] ip6_gre: GRE over IPv6 tunneling driver
[  595.631518] ip6_tunnel: g1 xmit: Local address not yet configured!
[  595.645978] ip6_tunnel: g1 xmit: Local address not yet configured!
[  596.279986] ip6_tunnel: g2 xmit: Local address not yet configured!
[  596.291196] ip6_tunnel: g2 xmit: Local address not yet configured!