[  595.308849] gre: GRE over IPv4 demultiplexer driver
[  595.313645] ip6_gre: GRE over IPv6 tunneling driver
[  595.328553] ip6_tunnel: g1 xmit: Local address not yet configured!
[  595.342845] ip6_tunnel: g1 xmit: Local address not yet configured!
[  595.920294] ip6_tunnel: g2 xmit: Local address not yet configured!
[  595.929084] ip6_tunnel: g2 xmit: Local address not yet configured!