[  597.999658] gre: GRE over IPv4 demultiplexer driver
[  598.003680] ip6_gre: GRE over IPv6 tunneling driver
[  598.018662] ip6_tunnel: g1 xmit: Local address not yet configured!
[  598.029124] ip6_tunnel: g1 xmit: Local address not yet configured!
[  598.606560] ip6_tunnel: g2 xmit: Local address not yet configured!
[  598.616626] ip6_tunnel: g2 xmit: Local address not yet configured!