[  575.260424] gre: GRE over IPv4 demultiplexer driver
[  575.263713] ip6_gre: GRE over IPv6 tunneling driver
[  575.268836] ip6_tunnel: g1 xmit: Local address not yet configured!
[  575.272462] ip6_tunnel: g1 xmit: Local address not yet configured!
[  575.476391] ip6_tunnel: g2 xmit: Local address not yet configured!
[  575.479662] ip6_tunnel: g2 xmit: Local address not yet configured!