[ 1348.456593][    C2] tc mirred to Houston: device veth2 is down
[ 1348.714123][    C3] tc mirred to Houston: device veth2 is down
[ 1349.163083][    C2] tc mirred to Houston: device veth2 is down
[ 1349.226319][    C3] tc mirred to Houston: device veth2 is down
[ 1349.252619][    C3] tc mirred to Houston: device veth3 is down
[ 1349.370160][    C3] tc mirred to Houston: device veth3 is down