[  593.619354] gre: GRE over IPv4 demultiplexer driver
[  593.623424] ip6_gre: GRE over IPv6 tunneling driver
[  593.636774] ip6_tunnel: g1 xmit: Local address not yet configured!
[  593.648130] ip6_tunnel: g1 xmit: Local address not yet configured!
[  594.249200] ip6_tunnel: g2 xmit: Local address not yet configured!
[  594.257610] ip6_tunnel: g2 xmit: Local address not yet configured!