[ 1856.548915][ T6429] tc (6429) used greatest stack depth: 23112 bytes left
[ 1856.706812][    C3] tc mirred to Houston: device veth2 is down
[ 1857.181665][    C3] tc mirred to Houston: device veth2 is down
[ 1857.525744][    C3] tc mirred to Houston: device veth2 is down
[ 1857.589769][    C2] tc mirred to Houston: device veth2 is down
[ 1857.915710][    C3] tc mirred to Houston: device veth3 is down
[ 1858.325713][    C0] tc mirred to Houston: device veth3 is down
[ 1858.485821][    C3] tc mirred to Houston: device veth3 is down