[  504.706123] gre: GRE over IPv4 demultiplexer driver
[  504.711048] ip6_gre: GRE over IPv6 tunneling driver
[  504.731855] ip6_tunnel: g1 xmit: Local address not yet configured!
[  504.746930] ip6_tunnel: g1 xmit: Local address not yet configured!
[  505.440418] ip6_tunnel: g2 xmit: Local address not yet configured!
[  505.451418] ip6_tunnel: g2 xmit: Local address not yet configured!