[  594.467227] gre: GRE over IPv4 demultiplexer driver
[  594.471498] ip6_gre: GRE over IPv6 tunneling driver
[  594.485087] ip6_tunnel: g1 xmit: Local address not yet configured!
[  594.495480] ip6_tunnel: g1 xmit: Local address not yet configured!
[  595.077824] ip6_tunnel: g2 xmit: Local address not yet configured!
[  595.087144] ip6_tunnel: g2 xmit: Local address not yet configured!