[  747.989449][    C3] tc mirred to Houston: device veth2 is down
[  748.033506][    C3] tc mirred to Houston: device veth2 is down
[  748.086514][    C3] tc mirred to Houston: device veth2 is down
[  748.158587][    C3] tc mirred to Houston: device veth2 is down
[  748.190405][    C2] tc mirred to Houston: device veth3 is down
[  748.199418][    C2] tc mirred to Houston: device veth3 is down