[ 1805.556841][    C1] tc mirred to Houston: device veth2 is down
[ 1805.970147][    C2] tc mirred to Houston: device veth2 is down
[ 1806.010200][    C1] tc mirred to Houston: device veth2 is down
[ 1806.522148][    C2] tc mirred to Houston: device veth2 is down
[ 1806.754198][    C2] tc mirred to Houston: device veth3 is down
[ 1807.355274][    C2] tc mirred to Houston: device veth3 is down