[  768.294648] gre: GRE over IPv4 demultiplexer driver
[  768.299260] ip6_gre: GRE over IPv6 tunneling driver
[  768.311778] ip6_tunnel: g1 xmit: Local address not yet configured!
[  768.322933] ip6_tunnel: g1 xmit: Local address not yet configured!
[  768.819187] ip6_tunnel: g2 xmit: Local address not yet configured!
[  768.828670] ip6_tunnel: g2 xmit: Local address not yet configured!