[  445.526702] gre: GRE over IPv4 demultiplexer driver
[  445.531278] ip6_gre: GRE over IPv6 tunneling driver
[  445.536992] ip6_tunnel: g1 xmit: Local address not yet configured!
[  445.541403] ip6_tunnel: g1 xmit: Local address not yet configured!
[  445.715834] tc (4422) used greatest stack depth: 11728 bytes left
[  445.768142] ip6_tunnel: g2 xmit: Local address not yet configured!
[  445.771990] ip6_tunnel: g2 xmit: Local address not yet configured!