[ 1484.842399][    C3] tc mirred to Houston: device veth2 is down
[ 1484.986269][    C3] tc mirred to Houston: device veth2 is down
[ 1485.130267][    C3] tc mirred to Houston: device veth2 is down
[ 1485.218273][    C2] tc mirred to Houston: device veth2 is down
[ 1485.728450][    C2] tc mirred to Houston: device veth3 is down
[ 1485.741271][    C1] tc mirred to Houston: device veth3 is down
[ 1485.953329][    C1] tc mirred to Houston: device veth3 is down
[ 1485.961470][    C1] tc mirred to Houston: device veth3 is down