[  175.751271] gre: GRE over IPv4 demultiplexer driver
[  175.755519] ip6_gre: GRE over IPv6 tunneling driver
[  175.771338] ip6_tunnel: g1 xmit: Local address not yet configured!
[  175.783886] ip6_tunnel: g1 xmit: Local address not yet configured!
[  176.368830] ip6_tunnel: g2 xmit: Local address not yet configured!
[  176.379677] ip6_tunnel: g2 xmit: Local address not yet configured!