[  394.451247] gre: GRE over IPv4 demultiplexer driver
[  394.455855] ip6_gre: GRE over IPv6 tunneling driver
[  394.463585] ip6_tunnel: g1 xmit: Local address not yet configured!
[  394.467045] ip6_tunnel: g1 xmit: Local address not yet configured!
[  394.665641] ip6_tunnel: g2 xmit: Local address not yet configured!
[  394.669241] ip6_tunnel: g2 xmit: Local address not yet configured!