[  904.461819][    C3] tc mirred to Houston: device veth2 is down
[  904.469040][    C2] tc mirred to Houston: device veth2 is down
[  904.649796][    C2] tc mirred to Houston: device veth3 is down
[  904.716625][    C3] tc mirred to Houston: device veth2 is down