[  595.402041] gre: GRE over IPv4 demultiplexer driver
[  595.407006] ip6_gre: GRE over IPv6 tunneling driver
[  595.422683] ip6_tunnel: g1 xmit: Local address not yet configured!
[  595.434298] ip6_tunnel: g1 xmit: Local address not yet configured!
[  596.096497] ip6_tunnel: g2 xmit: Local address not yet configured!
[  596.107485] ip6_tunnel: g2 xmit: Local address not yet configured!