[  603.414833] gre: GRE over IPv4 demultiplexer driver
[  603.423981] ip6_gre: GRE over IPv6 tunneling driver
[  603.446799] ip6_tunnel: g1 xmit: Local address not yet configured!
[  603.467501] ip6_tunnel: g1 xmit: Local address not yet configured!
[  604.268858] tc (14824) used greatest stack depth: 11880 bytes left
[  604.494189] ip6_tunnel: g2 xmit: Local address not yet configured!
[  604.508428] ip6_tunnel: g2 xmit: Local address not yet configured!