[  767.230394] gre: GRE over IPv4 demultiplexer driver
[  767.234582] ip6_gre: GRE over IPv6 tunneling driver
[  767.248050] ip6_tunnel: g1 xmit: Local address not yet configured!
[  767.259269] ip6_tunnel: g1 xmit: Local address not yet configured!
[  767.859934] ip6_tunnel: g2 xmit: Local address not yet configured!
[  767.869745] ip6_tunnel: g2 xmit: Local address not yet configured!