[ 1545.021420][ T9142] tc (9142) used greatest stack depth: 23216 bytes left
[ 1545.159577][    C2] tc mirred to Houston: device veth2 is down
[ 1545.760793][    C2] tc mirred to Houston: device veth2 is down
[ 1545.888772][    C2] tc mirred to Houston: device veth2 is down
[ 1546.016550][    C2] tc mirred to Houston: device veth2 is down
[ 1546.053541][    C2] tc mirred to Houston: device veth3 is down
[ 1546.249623][    C2] tc mirred to Houston: device veth3 is down
[ 1546.401200][    C2] tc mirred to Houston: device veth3 is down