[ 1321.987525][    C2] tc mirred to Houston: device veth2 is down
[ 1322.106511][    C1] tc mirred to Houston: device veth2 is down
[ 1322.299498][    C2] tc mirred to Houston: device veth2 is down
[ 1322.580627][    C1] tc mirred to Houston: device veth3 is down