[  400.379673] gre: GRE over IPv4 demultiplexer driver
[  400.383895] ip6_gre: GRE over IPv6 tunneling driver
[  400.390087] ip6_tunnel: g1 xmit: Local address not yet configured!
[  400.394121] ip6_tunnel: g1 xmit: Local address not yet configured!
[  400.620037] ip6_tunnel: g2 xmit: Local address not yet configured!
[  400.623828] ip6_tunnel: g2 xmit: Local address not yet configured!