[ 1967.315469][    C3] tc mirred to Houston: device veth2 is down
[ 1967.643083][    C3] tc mirred to Houston: device veth2 is down
[ 1967.723131][    C3] tc mirred to Houston: device veth2 is down
[ 1968.187077][    C1] tc mirred to Houston: device veth3 is down
[ 1968.314179][    C1] tc mirred to Houston: device veth2 is down