[ 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