[  756.063922] gre: GRE over IPv4 demultiplexer driver
[  756.067176] ip6_gre: GRE over IPv6 tunneling driver
[  756.070647] ip6_tunnel: g1 xmit: Local address not yet configured!
[  756.074305] ip6_tunnel: g1 xmit: Local address not yet configured!
[  756.243554] ip6_tunnel: g2 xmit: Local address not yet configured!
[  756.246865] ip6_tunnel: g2 xmit: Local address not yet configured!