[ 1685.030432][    C1] tc mirred to Houston: device veth2 is down
[ 1685.349935][T14299] tc (14299) used greatest stack depth: 23832 bytes left
[ 1685.518422][    C1] tc mirred to Houston: device veth2 is down
[ 1685.710708][    C1] tc mirred to Houston: device veth2 is down
[ 1685.897367][    C3] tc mirred to Houston: device veth3 is down
[ 1686.030404][    C3] tc mirred to Houston: device veth2 is down
[ 1686.198591][    C3] tc mirred to Houston: device veth3 is down