[  176.019595] gre: GRE over IPv4 demultiplexer driver
[  176.024750] ip6_gre: GRE over IPv6 tunneling driver
[  176.038750] ip6_tunnel: g1 xmit: Local address not yet configured!
[  176.051992] ip6_tunnel: g1 xmit: Local address not yet configured!
[  176.621921] ip6_tunnel: g2 xmit: Local address not yet configured!
[  176.630630] ip6_tunnel: g2 xmit: Local address not yet configured!