[  599.410776] gre: GRE over IPv4 demultiplexer driver
[  599.416325] ip6_gre: GRE over IPv6 tunneling driver
[  599.432983] ip6_tunnel: g1 xmit: Local address not yet configured!
[  599.445999] ip6_tunnel: g1 xmit: Local address not yet configured!
[  600.112802] ip6_tunnel: g2 xmit: Local address not yet configured!
[  600.123573] ip6_tunnel: g2 xmit: Local address not yet configured!