[  656.375087] gre: GRE over IPv4 demultiplexer driver
[  656.378684] ip6_gre: GRE over IPv6 tunneling driver
[  656.384444] ip6_tunnel: g1 xmit: Local address not yet configured!
[  656.388116] ip6_tunnel: g1 xmit: Local address not yet configured!
[  656.576571] ip6_tunnel: g2 xmit: Local address not yet configured!
[  656.579986] ip6_tunnel: g2 xmit: Local address not yet configured!