[ 1464.779298][    C1] tc mirred to Houston: device veth2 is down
[ 1464.990242][    C1] tc mirred to Houston: device veth2 is down
[ 1465.325254][    C1] tc mirred to Houston: device veth2 is down
[ 1465.644293][    C2] tc mirred to Houston: device veth3 is down
[ 1465.645251][    C2] tc mirred to Houston: device veth2 is down
[ 1465.909288][    C1] tc mirred to Houston: device veth3 is down
[ 1465.941254][    C2] tc mirred to Houston: device veth3 is down