[  770.983126] gre: GRE over IPv4 demultiplexer driver
[  770.988346] ip6_gre: GRE over IPv6 tunneling driver
[  771.006746] ip6_tunnel: g1 xmit: Local address not yet configured!
[  771.020626] ip6_tunnel: g1 xmit: Local address not yet configured!
[  771.694726] ip6_tunnel: g2 xmit: Local address not yet configured!
[  771.705997] ip6_tunnel: g2 xmit: Local address not yet configured!