[  621.019662] gre: GRE over IPv4 demultiplexer driver
[  621.022742] ip6_gre: GRE over IPv6 tunneling driver
[  621.027033] ip6_tunnel: g1 xmit: Local address not yet configured!
[  621.030629] ip6_tunnel: g1 xmit: Local address not yet configured!
[  621.193866] ip6_tunnel: g2 xmit: Local address not yet configured!
[  621.197343] ip6_tunnel: g2 xmit: Local address not yet configured!