[  599.405936] gre: GRE over IPv4 demultiplexer driver
[  599.410450] ip6_gre: GRE over IPv6 tunneling driver
[  599.426002] ip6_tunnel: g1 xmit: Local address not yet configured!
[  599.438264] ip6_tunnel: g1 xmit: Local address not yet configured!
[  600.010380] ip6_tunnel: g2 xmit: Local address not yet configured!
[  600.019595] ip6_tunnel: g2 xmit: Local address not yet configured!