[  648.623173] gre: GRE over IPv4 demultiplexer driver
[  648.628079] ip6_gre: GRE over IPv6 tunneling driver
[  648.631836] ip6_tunnel: g1 xmit: Local address not yet configured!
[  648.640654] ip6_tunnel: g1 xmit: Local address not yet configured!
[  648.800539] ip6_tunnel: g2 xmit: Local address not yet configured!
[  648.803153] ip6_tunnel: g2 xmit: Local address not yet configured!