[  598.681620] gre: GRE over IPv4 demultiplexer driver
[  598.686525] ip6_gre: GRE over IPv6 tunneling driver
[  598.704218] ip6_tunnel: g1 xmit: Local address not yet configured!
[  598.717983] ip6_tunnel: g1 xmit: Local address not yet configured!
[  599.362060] ip6_tunnel: g2 xmit: Local address not yet configured!
[  599.374897] ip6_tunnel: g2 xmit: Local address not yet configured!