[ 1638.192564][    C3] tc mirred to Houston: device veth2 is down
[ 1638.785523][    C3] tc mirred to Houston: device veth2 is down
[ 1639.105524][    C3] tc mirred to Houston: device veth2 is down
[ 1639.169821][    C2] tc mirred to Houston: device veth2 is down
[ 1639.234560][    C3] tc mirred to Houston: device veth3 is down
[ 1639.305441][    C3] tc mirred to Houston: device veth3 is down