[ 1521.894433][    C2] tc mirred to Houston: device veth2 is down
[ 1522.134095][    C2] tc mirred to Houston: device veth2 is down
[ 1522.687148][    C2] tc mirred to Houston: device veth2 is down
[ 1522.803116][    C2] tc mirred to Houston: device veth3 is down
[ 1522.887036][    C2] tc mirred to Houston: device veth3 is down
[ 1522.919026][    C2] tc mirred to Houston: device veth3 is down
[ 1522.943225][    C3] tc mirred to Houston: device veth2 is down