[  517.908957] gre: GRE over IPv4 demultiplexer driver
[  517.913219] ip6_gre: GRE over IPv6 tunneling driver
[  517.920312] ip6_tunnel: g1 xmit: Local address not yet configured!
[  517.923860] ip6_tunnel: g1 xmit: Local address not yet configured!
[  518.104584] ip6_tunnel: g2 xmit: Local address not yet configured!
[  518.107984] ip6_tunnel: g2 xmit: Local address not yet configured!