[  452.425991] gre: GRE over IPv4 demultiplexer driver
[  452.429814] ip6_gre: GRE over IPv6 tunneling driver
[  452.435788] ip6_tunnel: g1 xmit: Local address not yet configured!
[  452.439991] ip6_tunnel: g1 xmit: Local address not yet configured!
[  452.666607] ip6_tunnel: g2 xmit: Local address not yet configured!
[  452.670461] ip6_tunnel: g2 xmit: Local address not yet configured!