[  597.531541] gre: GRE over IPv4 demultiplexer driver
[  597.535947] ip6_gre: GRE over IPv6 tunneling driver
[  597.547925] ip6_tunnel: g1 xmit: Local address not yet configured!
[  597.559524] ip6_tunnel: g1 xmit: Local address not yet configured!
[  598.167782] ip6_tunnel: g2 xmit: Local address not yet configured!
[  598.176776] ip6_tunnel: g2 xmit: Local address not yet configured!