[  596.583808] gre: GRE over IPv4 demultiplexer driver
[  596.587919] ip6_gre: GRE over IPv6 tunneling driver
[  596.601709] ip6_tunnel: g1 xmit: Local address not yet configured!
[  596.612343] ip6_tunnel: g1 xmit: Local address not yet configured!
[  597.167228] ip6_tunnel: g2 xmit: Local address not yet configured!
[  597.175770] ip6_tunnel: g2 xmit: Local address not yet configured!