[ 1570.154975][ T7537] tc (7537) used greatest stack depth: 23288 bytes left
[ 1570.290695][    C2] tc mirred to Houston: device veth2 is down
[ 1570.763824][    C2] tc mirred to Houston: device veth2 is down
[ 1571.184669][    C2] tc mirred to Houston: device veth3 is down
[ 1571.212623][    C2] tc mirred to Houston: device veth2 is down
[ 1571.323729][    C2] tc mirred to Houston: device veth3 is down
[ 1571.339576][    C2] tc mirred to Houston: device veth2 is down
[ 1571.459614][    C2] tc mirred to Houston: device veth3 is down