[ 1426.117691][ T4162] Mirror/redirect action on
[ 1426.139838][ T4158] tc (4158) used greatest stack depth: 23784 bytes left
[ 1426.265363][    C1] tc mirred to Houston: device veth2 is down
[ 1426.802465][    C1] tc mirred to Houston: device veth2 is down
[ 1426.929579][    C1] tc mirred to Houston: device veth2 is down
[ 1427.015466][    C2] tc mirred to Houston: device veth3 is down
[ 1427.057611][    C1] tc mirred to Houston: device veth2 is down
[ 1427.201605][    C1] tc mirred to Houston: device veth3 is down