[ 1302.445335][T17474] Mirror/redirect action on
[ 1302.476533][T17469] tc (17469) used greatest stack depth: 23608 bytes left
[ 1302.575168][    C2] tc mirred to Houston: device veth2 is down
[ 1302.804156][    C2] tc mirred to Houston: device veth2 is down
[ 1303.179032][    C1] tc mirred to Houston: device veth3 is down
[ 1303.372132][    C1] tc mirred to Houston: device veth2 is down
[ 1303.396087][    C1] tc mirred to Houston: device veth3 is down