[  575.531687] gre: GRE over IPv4 demultiplexer driver
[  575.536239] ip6_gre: GRE over IPv6 tunneling driver
[  575.543091] ip6_tunnel: g1 xmit: Local address not yet configured!
[  575.547269] ip6_tunnel: g1 xmit: Local address not yet configured!
[  575.771803] ip6_tunnel: g2 xmit: Local address not yet configured!
[  575.775660] ip6_tunnel: g2 xmit: Local address not yet configured!