[  600.092510] gre: GRE over IPv4 demultiplexer driver
[  600.098519] ip6_gre: GRE over IPv6 tunneling driver
[  600.116515] ip6_tunnel: g1 xmit: Local address not yet configured!
[  600.131086] ip6_tunnel: g1 xmit: Local address not yet configured!
[  600.789917] ip6_tunnel: g2 xmit: Local address not yet configured!
[  600.802625] ip6_tunnel: g2 xmit: Local address not yet configured!