[  535.327260] gre: GRE over IPv4 demultiplexer driver
[  535.330686] ip6_gre: GRE over IPv6 tunneling driver
[  535.335824] ip6_tunnel: g1 xmit: Local address not yet configured!
[  535.340079] ip6_tunnel: g1 xmit: Local address not yet configured!
[  535.508860] ip6_tunnel: g2 xmit: Local address not yet configured!
[  535.511870] ip6_tunnel: g2 xmit: Local address not yet configured!