[  509.664066][T16823] gre: GRE over IPv4 demultiplexer driver
[  509.693919][T16823] ip6_gre: GRE over IPv6 tunneling driver
[  509.749843][   T12] ip6_tunnel: g1 xmit: Local address not yet configured!
[  509.780977][   T12] ip6_tunnel: g1 xmit: Local address not yet configured!
[  511.151822][T16879] tc (16879) used greatest stack depth: 23352 bytes left
[  511.550649][   T12] ip6_tunnel: g2 xmit: Local address not yet configured!
[  511.611616][   T12] ip6_tunnel: g2 xmit: Local address not yet configured!