[  604.343241] gre: GRE over IPv4 demultiplexer driver
[  604.349218] ip6_gre: GRE over IPv6 tunneling driver
[  604.361048] ip6_tunnel: g1 xmit: Local address not yet configured!
[  604.372253] ip6_tunnel: g1 xmit: Local address not yet configured!
[  605.044365] ip6_tunnel: g2 xmit: Local address not yet configured!
[  605.055693] ip6_tunnel: g2 xmit: Local address not yet configured!