[  594.250430] gre: GRE over IPv4 demultiplexer driver
[  594.256296] ip6_gre: GRE over IPv6 tunneling driver
[  594.270952] ip6_tunnel: g1 xmit: Local address not yet configured!
[  594.284254] ip6_tunnel: g1 xmit: Local address not yet configured!
[  594.907550] ip6_tunnel: g2 xmit: Local address not yet configured!
[  594.918511] ip6_tunnel: g2 xmit: Local address not yet configured!