[  293.641395] gre: GRE over IPv4 demultiplexer driver
[  293.646475] ip6_gre: GRE over IPv6 tunneling driver
[  293.661061] ip6_tunnel: g1 xmit: Local address not yet configured!
[  293.674123] ip6_tunnel: g1 xmit: Local address not yet configured!
[  294.155266] tc (3817) used greatest stack depth: 11736 bytes left
[  294.318165] ip6_tunnel: g2 xmit: Local address not yet configured!
[  294.332550] ip6_tunnel: g2 xmit: Local address not yet configured!