[  597.903138] gre: GRE over IPv4 demultiplexer driver
[  597.908224] ip6_gre: GRE over IPv6 tunneling driver
[  597.922364] ip6_tunnel: g1 xmit: Local address not yet configured!
[  597.932686] ip6_tunnel: g1 xmit: Local address not yet configured!
[  598.513804] ip6_tunnel: g2 xmit: Local address not yet configured!
[  598.523736] ip6_tunnel: g2 xmit: Local address not yet configured!