[  591.508679] gre: GRE over IPv4 demultiplexer driver
[  591.513744] ip6_gre: GRE over IPv6 tunneling driver
[  591.528408] ip6_tunnel: g1 xmit: Local address not yet configured!
[  591.541788] ip6_tunnel: g1 xmit: Local address not yet configured!
[  592.218585] ip6_tunnel: g2 xmit: Local address not yet configured!
[  592.228295] ip6_tunnel: g2 xmit: Local address not yet configured!