[ 1311.974230][    C1] tc mirred to Houston: device veth2 is down
[ 1312.196219][    C2] tc mirred to Houston: device veth2 is down
[ 1312.389200][    C1] tc mirred to Houston: device veth2 is down
[ 1312.642178][    C1] tc mirred to Houston: device veth3 is down
[ 1312.646071][    C1] tc mirred to Houston: device veth3 is down
[ 1312.924196][    C3] tc mirred to Houston: device veth2 is down