[  500.964596] gre: GRE over IPv4 demultiplexer driver
[  500.968240] ip6_gre: GRE over IPv6 tunneling driver
[  500.982587] ip6_tunnel: g1 xmit: Local address not yet configured!
[  500.994829] ip6_tunnel: g1 xmit: Local address not yet configured!
[  501.566764] ip6_tunnel: g2 xmit: Local address not yet configured!
[  501.576257] ip6_tunnel: g2 xmit: Local address not yet configured!