[ 1574.494896][ T9572] tc (9572) used greatest stack depth: 23112 bytes left
[ 1574.648118][    C1] tc mirred to Houston: device veth2 is down
[ 1574.748972][    C3] tc mirred to Houston: device veth2 is down
[ 1575.492875][    C1] tc mirred to Houston: device veth2 is down
[ 1575.493950][    C1] tc mirred to Houston: device veth2 is down
[ 1575.644723][    C1] tc mirred to Houston: device veth3 is down
[ 1576.021002][    C2] tc mirred to Houston: device veth3 is down