[  443.385760] gre: GRE over IPv4 demultiplexer driver
[  443.390094] ip6_gre: GRE over IPv6 tunneling driver
[  443.395038] ip6_tunnel: g1 xmit: Local address not yet configured!
[  443.398601] ip6_tunnel: g1 xmit: Local address not yet configured!
[  443.601998] ip6_tunnel: g2 xmit: Local address not yet configured!
[  443.605891] ip6_tunnel: g2 xmit: Local address not yet configured!