[  623.050669] gre: GRE over IPv4 demultiplexer driver
[  623.054050] ip6_gre: GRE over IPv6 tunneling driver
[  623.057894] ip6_tunnel: g1 xmit: Local address not yet configured!
[  623.060779] ip6_tunnel: g1 xmit: Local address not yet configured!
[  623.208720] ip6_tunnel: g2 xmit: Local address not yet configured!
[  623.211430] ip6_tunnel: g2 xmit: Local address not yet configured!