[ 1537.224312][    C1] tc mirred to Houston: device veth2 is down
[ 1537.300893][    C1] tc mirred to Houston: device veth2 is down
[ 1537.763817][    C1] tc mirred to Houston: device veth2 is down
[ 1537.891808][    C1] tc mirred to Houston: device veth2 is down
[ 1538.225618][    C2] tc mirred to Houston: device veth3 is down
[ 1538.475757][    C3] tc mirred to Houston: device veth3 is down