[  587.846873] gre: GRE over IPv4 demultiplexer driver
[  587.851153] ip6_gre: GRE over IPv6 tunneling driver
[  587.863757] ip6_tunnel: g1 xmit: Local address not yet configured!
[  587.875477] ip6_tunnel: g1 xmit: Local address not yet configured!
[  588.464880] ip6_tunnel: g2 xmit: Local address not yet configured!
[  588.476098] ip6_tunnel: g2 xmit: Local address not yet configured!