[  574.543814] gre: GRE over IPv4 demultiplexer driver
[  574.547334] ip6_gre: GRE over IPv6 tunneling driver
[  574.552021] ip6_tunnel: g1 xmit: Local address not yet configured!
[  574.554990] ip6_tunnel: g1 xmit: Local address not yet configured!
[  574.715349] ip6_tunnel: g2 xmit: Local address not yet configured!
[  574.717976] ip6_tunnel: g2 xmit: Local address not yet configured!