[  572.089271] gre: GRE over IPv4 demultiplexer driver
[  572.093062] ip6_gre: GRE over IPv6 tunneling driver
[  572.100165] ip6_tunnel: g1 xmit: Local address not yet configured!
[  572.104063] ip6_tunnel: g1 xmit: Local address not yet configured!
[  572.323725] ip6_tunnel: g2 xmit: Local address not yet configured!
[  572.327706] ip6_tunnel: g2 xmit: Local address not yet configured!