[  393.654461] gre: GRE over IPv4 demultiplexer driver
[  393.657638] ip6_gre: GRE over IPv6 tunneling driver
[  393.661678] ip6_tunnel: g1 xmit: Local address not yet configured!
[  393.664902] ip6_tunnel: g1 xmit: Local address not yet configured!
[  393.843361] ip6_tunnel: g2 xmit: Local address not yet configured!
[  393.846305] ip6_tunnel: g2 xmit: Local address not yet configured!