[  595.900175] gre: GRE over IPv4 demultiplexer driver
[  595.904789] ip6_gre: GRE over IPv6 tunneling driver
[  595.918599] ip6_tunnel: g1 xmit: Local address not yet configured!
[  595.929214] ip6_tunnel: g1 xmit: Local address not yet configured!
[  596.474836] ip6_tunnel: g2 xmit: Local address not yet configured!
[  596.483235] ip6_tunnel: g2 xmit: Local address not yet configured!