[  506.700418][ T4821] gre: GRE over IPv4 demultiplexer driver
[  506.741736][ T4821] ip6_gre: GRE over IPv6 tunneling driver
[  506.792197][   T12] ip6_tunnel: g1 xmit: Local address not yet configured!
[  506.821200][   T12] ip6_tunnel: g1 xmit: Local address not yet configured!
[  508.392864][   T12] ip6_tunnel: g2 xmit: Local address not yet configured!
[  508.419722][   T12] ip6_tunnel: g2 xmit: Local address not yet configured!