[ 2034.711275][    C2] tc mirred to Houston: device veth2 is down
[ 2034.873251][    C2] tc mirred to Houston: device veth2 is down
[ 2034.897206][    C2] tc mirred to Houston: device veth2 is down
[ 2035.283029][    C1] tc mirred to Houston: device veth2 is down
[ 2035.574679][    C3] tc mirred to Houston: device veth3 is down
[ 2035.690305][    C3] tc mirred to Houston: device veth3 is down