[  603.856845] gre: GRE over IPv4 demultiplexer driver
[  603.860706] ip6_gre: GRE over IPv6 tunneling driver
[  603.872359] ip6_tunnel: g1 xmit: Local address not yet configured!
[  603.882884] ip6_tunnel: g1 xmit: Local address not yet configured!
[  604.469483] ip6_tunnel: g2 xmit: Local address not yet configured!
[  604.481825] ip6_tunnel: g2 xmit: Local address not yet configured!