[  594.255975] gre: GRE over IPv4 demultiplexer driver
[  594.260276] ip6_gre: GRE over IPv6 tunneling driver
[  594.271833] ip6_tunnel: g1 xmit: Local address not yet configured!
[  594.281537] ip6_tunnel: g1 xmit: Local address not yet configured!
[  594.810545] ip6_tunnel: g2 xmit: Local address not yet configured!
[  594.818937] ip6_tunnel: g2 xmit: Local address not yet configured!