[  220.729194] gre: GRE over IPv4 demultiplexer driver
[  220.732387] ip6_gre: GRE over IPv6 tunneling driver
[  220.737907] ip6_tunnel: g1 xmit: Local address not yet configured!
[  220.741795] ip6_tunnel: g1 xmit: Local address not yet configured!
[  220.981672] ip6_tunnel: g2 xmit: Local address not yet configured!
[  220.985680] ip6_tunnel: g2 xmit: Local address not yet configured!