[  687.981910][    C1] tc mirred to Houston: device veth2 is down
[  688.094899][    C3] tc mirred to Houston: device veth2 is down
[  688.138869][    C3] tc mirred to Houston: device veth3 is down
[  688.190684][    C3] tc mirred to Houston: device veth2 is down