[ 1530.840724][    C1] tc mirred to Houston: device veth2 is down
[ 1531.190638][    C1] tc mirred to Houston: device veth2 is down
[ 1531.462665][    C1] tc mirred to Houston: device veth2 is down
[ 1531.462700][    C2] tc mirred to Houston: device veth2 is down
[ 1531.701849][    C1] tc mirred to Houston: device veth3 is down
[ 1531.711823][    C1] tc mirred to Houston: device veth3 is down
[ 1531.894701][    C1] tc mirred to Houston: device veth3 is down