[ 1174.497048][    C1] tc mirred to Houston: device veth2 is down
[ 1174.609878][    C1] tc mirred to Houston: device veth2 is down
[ 1174.626008][    C1] tc mirred to Houston: device veth3 is down
[ 1174.642253][    C1] tc mirred to Houston: device veth3 is down