[ 2036.350588][    C3] tc mirred to Houston: device veth2 is down
[ 2036.851704][    C3] tc mirred to Houston: device veth2 is down
[ 2036.931523][    C3] tc mirred to Houston: device veth2 is down
[ 2036.994488][    C3] tc mirred to Houston: device veth2 is down
[ 2037.214488][    C1] tc mirred to Houston: device veth3 is down
[ 2037.466571][    C1] tc mirred to Houston: device veth3 is down
[ 2037.635493][    C1] tc mirred to Houston: device veth3 is down