[  500.421905] gre: GRE over IPv4 demultiplexer driver
[  500.425535] ip6_gre: GRE over IPv6 tunneling driver
[  500.430172] ip6_tunnel: g1 xmit: Local address not yet configured!
[  500.433807] ip6_tunnel: g1 xmit: Local address not yet configured!
[  500.592839] ip6_tunnel: g2 xmit: Local address not yet configured!
[  500.595514] ip6_tunnel: g2 xmit: Local address not yet configured!