[  622.842920] tc (7803) used greatest stack depth: 12072 bytes left
[  622.861743] tc mirred to Houston: device veth2 is down
[  622.885732] tc mirred to Houston: device veth2 is down
[  622.973713] tc mirred to Houston: device veth3 is down
[  622.995704] tc mirred to Houston: device veth3 is down