[  598.916411] gre: GRE over IPv4 demultiplexer driver
[  598.921909] ip6_gre: GRE over IPv6 tunneling driver
[  598.935562] ip6_tunnel: g1 xmit: Local address not yet configured!
[  598.945590] ip6_tunnel: g1 xmit: Local address not yet configured!
[  599.463137] ip6_tunnel: g2 xmit: Local address not yet configured!
[  599.474568] ip6_tunnel: g2 xmit: Local address not yet configured!