[  612.520816] tc (14148) used greatest stack depth: 12088 bytes left
[  612.532859] tc mirred to Houston: device veth2 is down
[  612.588872] tc mirred to Houston: device veth2 is down
[  612.591884] tc mirred to Houston: device veth2 is down
[  612.617858] tc mirred to Houston: device veth3 is down
[  612.628857] tc mirred to Houston: device veth3 is down