[  306.443226] gre: GRE over IPv4 demultiplexer driver
[  306.447189] ip6_gre: GRE over IPv6 tunneling driver
[  306.451978] ip6_tunnel: g1 xmit: Local address not yet configured!
[  306.455673] ip6_tunnel: g1 xmit: Local address not yet configured!
[  306.623585] ip6_tunnel: g2 xmit: Local address not yet configured!
[  306.626769] ip6_tunnel: g2 xmit: Local address not yet configured!