[  843.626417] gre: GRE over IPv4 demultiplexer driver
[  843.630923] ip6_gre: GRE over IPv6 tunneling driver
[  843.644638] ip6_tunnel: g1 xmit: Local address not yet configured!
[  843.656545] ip6_tunnel: g1 xmit: Local address not yet configured!
[  844.219722] ip6_tunnel: g2 xmit: Local address not yet configured!
[  844.229163] ip6_tunnel: g2 xmit: Local address not yet configured!