[  501.677943] gre: GRE over IPv4 demultiplexer driver
[  501.682073] ip6_gre: GRE over IPv6 tunneling driver
[  501.685501] ip6_tunnel: g1 xmit: Local address not yet configured!
[  501.688226] ip6_tunnel: g1 xmit: Local address not yet configured!
[  501.852204] ip6_tunnel: g2 xmit: Local address not yet configured!
[  501.854814] ip6_tunnel: g2 xmit: Local address not yet configured!