[ 2062.319086][T19987] tc (19987) used greatest stack depth: 23952 bytes left
[ 2062.437970][    C0] tc mirred to Houston: device veth2 is down
[ 2062.561869][    C0] tc mirred to Houston: device veth2 is down
[ 2062.617880][    C0] tc mirred to Houston: device veth2 is down
[ 2063.073911][    C1] tc mirred to Houston: device veth2 is down
[ 2063.261842][    C0] tc mirred to Houston: device veth3 is down
[ 2063.322857][    C1] tc mirred to Houston: device veth3 is down
[ 2063.513870][    C0] tc mirred to Houston: device veth3 is down
[ 2063.587154][    C0] tc mirred to Houston: device veth2 is down
[ 2063.588027][    C0] tc mirred to Houston: device veth2 is down