[  840.831014][    C1] tc mirred to Houston: device veth2 is down
[  840.918212][    C1] tc mirred to Houston: device veth2 is down
[  840.926863][    C1] tc mirred to Houston: device veth2 is down
[  840.993943][    C1] tc mirred to Houston: device veth3 is down