[  496.340717] gre: GRE over IPv4 demultiplexer driver
[  496.344137] ip6_gre: GRE over IPv6 tunneling driver
[  496.347261] ip6_tunnel: g1 xmit: Local address not yet configured!
[  496.350022] ip6_tunnel: g1 xmit: Local address not yet configured!
[  496.510734] ip6_tunnel: g2 xmit: Local address not yet configured!
[  496.513311] ip6_tunnel: g2 xmit: Local address not yet configured!