[ 1553.460763][ T4695] Mirror/redirect action on
[ 1553.480044][ T4690] tc (4690) used greatest stack depth: 23128 bytes left
[ 1553.623043][    C2] tc mirred to Houston: device veth2 is down
[ 1554.020967][    C3] tc mirred to Houston: device veth2 is down
[ 1554.237156][    C2] tc mirred to Houston: device veth2 is down
[ 1554.301879][    C3] tc mirred to Houston: device veth2 is down
[ 1554.506893][    C3] tc mirred to Houston: device veth3 is down