[ 1335.486673][    C1] tc mirred to Houston: device veth2 is down
[ 1335.942688][    C1] tc mirred to Houston: device veth2 is down
[ 1336.078919][    C3] tc mirred to Houston: device veth2 is down
[ 1336.079513][    C3] tc mirred to Houston: device veth3 is down
[ 1336.079983][    C2] tc mirred to Houston: device veth2 is down
[ 1336.246610][    C1] tc mirred to Houston: device veth3 is down