[ 1168.937564] tc (6807) used greatest stack depth: 12008 bytes left
[ 1168.956083] tc mirred to Houston: device veth2 is down
[ 1168.986100] tc mirred to Houston: device veth2 is down
[ 1169.073093] tc mirred to Houston: device veth3 is down
[ 1169.136115] tc mirred to Houston: device veth3 is down