[  594.616340] gre: GRE over IPv4 demultiplexer driver
[  594.620670] ip6_gre: GRE over IPv6 tunneling driver
[  594.634986] ip6_tunnel: g1 xmit: Local address not yet configured!
[  594.647405] ip6_tunnel: g1 xmit: Local address not yet configured!
[  595.239203] ip6_tunnel: g2 xmit: Local address not yet configured!
[  595.249335] ip6_tunnel: g2 xmit: Local address not yet configured!