[  576.839475] gre: GRE over IPv4 demultiplexer driver
[  576.844600] ip6_gre: GRE over IPv6 tunneling driver
[  576.857568] ip6_tunnel: g1 xmit: Local address not yet configured!
[  576.867601] ip6_tunnel: g1 xmit: Local address not yet configured!
[  577.432461] ip6_tunnel: g2 xmit: Local address not yet configured!
[  577.441733] ip6_tunnel: g2 xmit: Local address not yet configured!