[ 3033.995386][    C2] tc mirred to Houston: device veth2 is down
[ 3033.998370][    C2] tc mirred to Houston: device veth2 is down
[ 3034.268446][    C2] tc mirred to Houston: device veth2 is down
[ 3034.956454][    C2] tc mirred to Houston: device veth2 is down
[ 3034.956751][    C1] tc mirred to Houston: device veth2 is down
[ 3034.970413][    C1] tc mirred to Houston: device veth3 is down
[ 3035.268541][    C1] tc mirred to Houston: device veth3 is down
[ 3035.308404][    C1] tc mirred to Houston: device veth3 is down