[  502.432196] gre: GRE over IPv4 demultiplexer driver
[  502.436167] ip6_gre: GRE over IPv6 tunneling driver
[  502.439833] ip6_tunnel: g1 xmit: Local address not yet configured!
[  502.442482] ip6_tunnel: g1 xmit: Local address not yet configured!
[  502.605075] ip6_tunnel: g2 xmit: Local address not yet configured!
[  502.607743] ip6_tunnel: g2 xmit: Local address not yet configured!