[  171.390835] gre: GRE over IPv4 demultiplexer driver
[  171.396093] ip6_gre: GRE over IPv6 tunneling driver
[  171.410499] ip6_tunnel: g1 xmit: Local address not yet configured!
[  171.421734] ip6_tunnel: g1 xmit: Local address not yet configured!
[  171.990791] ip6_tunnel: g2 xmit: Local address not yet configured!
[  171.999664] ip6_tunnel: g2 xmit: Local address not yet configured!