[  599.220827] gre: GRE over IPv4 demultiplexer driver
[  599.225500] ip6_gre: GRE over IPv6 tunneling driver
[  599.240460] ip6_tunnel: g1 xmit: Local address not yet configured!
[  599.252706] ip6_tunnel: g1 xmit: Local address not yet configured!
[  599.821192] ip6_tunnel: g2 xmit: Local address not yet configured!
[  599.830366] ip6_tunnel: g2 xmit: Local address not yet configured!