[  388.762580] gre: GRE over IPv4 demultiplexer driver
[  388.766927] ip6_gre: GRE over IPv6 tunneling driver
[  388.774010] ip6_tunnel: g1 xmit: Local address not yet configured!
[  388.777753] ip6_tunnel: g1 xmit: Local address not yet configured!
[  389.008334] ip6_tunnel: g2 xmit: Local address not yet configured!
[  389.012204] ip6_tunnel: g2 xmit: Local address not yet configured!