[  502.022811] gre: GRE over IPv4 demultiplexer driver
[  502.030335] ip6_gre: GRE over IPv6 tunneling driver
[  502.051246] ip6_tunnel: g1 xmit: Local address not yet configured!
[  502.071586] ip6_tunnel: g1 xmit: Local address not yet configured!
[  502.862056] ip6_tunnel: g2 xmit: Local address not yet configured!
[  502.874487] ip6_tunnel: g2 xmit: Local address not yet configured!