[  600.627726] tc (7131) used greatest stack depth: 11968 bytes left
[  600.647476] tc mirred to Houston: device veth2 is down
[  600.702506] tc mirred to Houston: device veth2 is down
[  600.748466] tc mirred to Houston: device veth2 is down
[  600.764453] tc mirred to Houston: device veth3 is down