[  771.320438][    C1] tc mirred to Houston: device veth2 is down
[  771.502232][    C3] tc mirred to Houston: device veth3 is down
[  771.544465][    C3] tc mirred to Houston: device veth2 is down
[  771.558111][    C1] tc mirred to Houston: device veth2 is down