[  575.572317] gre: GRE over IPv4 demultiplexer driver
[  575.577071] ip6_gre: GRE over IPv6 tunneling driver
[  575.583443] ip6_tunnel: g1 xmit: Local address not yet configured!
[  575.587806] ip6_tunnel: g1 xmit: Local address not yet configured!
[  575.826677] ip6_tunnel: g2 xmit: Local address not yet configured!
[  575.830378] ip6_tunnel: g2 xmit: Local address not yet configured!