[  815.194948][    C3] tc mirred to Houston: device veth2 is down
[  815.376631][    C3] tc mirred to Houston: device veth3 is down
[  815.381737][    C1] tc mirred to Houston: device veth2 is down
[  815.444789][    C1] tc mirred to Houston: device veth3 is down