[  596.954942] gre: GRE over IPv4 demultiplexer driver
[  596.961159] ip6_gre: GRE over IPv6 tunneling driver
[  596.973667] ip6_tunnel: g1 xmit: Local address not yet configured!
[  596.985206] ip6_tunnel: g1 xmit: Local address not yet configured!
[  597.544326] ip6_tunnel: g2 xmit: Local address not yet configured!
[  597.554955] ip6_tunnel: g2 xmit: Local address not yet configured!