[  491.607165] gre: GRE over IPv4 demultiplexer driver
[  491.611064] ip6_gre: GRE over IPv6 tunneling driver
[  491.614971] ip6_tunnel: g1 xmit: Local address not yet configured!
[  491.617675] ip6_tunnel: g1 xmit: Local address not yet configured!
[  491.777545] ip6_tunnel: g2 xmit: Local address not yet configured!
[  491.780317] ip6_tunnel: g2 xmit: Local address not yet configured!