[  627.446102] gre: GRE over IPv4 demultiplexer driver
[  627.448914] ip6_gre: GRE over IPv6 tunneling driver
[  627.453765] ip6_tunnel: g1 xmit: Local address not yet configured!
[  627.457270] ip6_tunnel: g1 xmit: Local address not yet configured!
[  627.633406] ip6_tunnel: g2 xmit: Local address not yet configured!
[  627.636775] ip6_tunnel: g2 xmit: Local address not yet configured!