[  609.436358] gre: GRE over IPv4 demultiplexer driver
[  609.445041] ip6_gre: GRE over IPv6 tunneling driver
[  609.464679] ip6_tunnel: g1 xmit: Local address not yet configured!
[  609.485365] ip6_tunnel: g1 xmit: Local address not yet configured!
[  610.447682] ip6_tunnel: g2 xmit: Local address not yet configured!
[  610.460635] ip6_tunnel: g2 xmit: Local address not yet configured!