[ 1426.574602][    C2] tc mirred to Houston: device veth2 is down
[ 1427.088578][    C2] tc mirred to Houston: device veth2 is down
[ 1427.216622][    C2] tc mirred to Houston: device veth2 is down
[ 1427.217538][    C2] tc mirred to Houston: device veth2 is down
[ 1427.455595][    C1] tc mirred to Houston: device veth3 is down
[ 1427.520619][    C1] tc mirred to Houston: device veth3 is down
[ 1427.537570][    C1] tc mirred to Houston: device veth3 is down