[ 1411.966483][ C3] tc mirred to Houston: device veth2 is down [ 1412.060381][ C3] tc mirred to Houston: device veth2 is down [ 1412.069291][ C3] tc mirred to Houston: device veth2 is down [ 1412.364507][ C3] tc mirred to Houston: device veth2 is down [ 1412.734409][ C3] tc mirred to Houston: device veth3 is down [ 1413.028450][ C2] tc mirred to Houston: device veth3 is down [ 1413.068594][ C3] tc mirred to Houston: device veth2 is down [ 1413.069155][ C3] tc mirred to Houston: device veth2 is down