[  226.390805][ T1912] tc (1912) used greatest stack depth: 23976 bytes left
[  226.497075][    C1] tc mirred to Houston: device veth2 is down
[  226.716851][    C1] tc mirred to Houston: device veth2 is down
[  226.789782][    C1] tc mirred to Houston: device veth2 is down
[  226.925783][    C1] tc mirred to Houston: device veth2 is down
[  227.351746][    C1] tc mirred to Houston: device veth3 is down
[  227.421841][    C1] tc mirred to Houston: device veth3 is down
[  227.756792][    C1] tc mirred to Houston: device veth3 is down