[ 1309.029364][    C3] tc mirred to Houston: device veth2 is down
[ 1309.728431][    C1] tc mirred to Houston: device veth3 is down
[ 1309.758352][    C2] tc mirred to Houston: device veth2 is down
[ 1309.886367][    C2] tc mirred to Houston: device veth2 is down
[ 1309.886404][    C3] tc mirred to Houston: device veth2 is down