[  587.426407] gre: GRE over IPv4 demultiplexer driver
[  587.430117] ip6_gre: GRE over IPv6 tunneling driver
[  587.442650] ip6_tunnel: g1 xmit: Local address not yet configured!
[  587.452313] ip6_tunnel: g1 xmit: Local address not yet configured!
[  587.925886] ip6_tunnel: g2 xmit: Local address not yet configured!
[  587.934743] ip6_tunnel: g2 xmit: Local address not yet configured!