[ 1819.515339][    C1] tc mirred to Houston: device veth2 is down
[ 1819.642600][    C1] tc mirred to Houston: device veth2 is down
[ 1820.265335][    C1] tc mirred to Houston: device veth2 is down
[ 1820.365308][    C3] tc mirred to Houston: device veth3 is down
[ 1820.376734][    C2] tc mirred to Houston: device veth3 is down
[ 1820.522420][    C2] tc mirred to Houston: device veth2 is down
[ 1820.651490][    C2] tc mirred to Houston: device veth2 is down
[ 1820.652354][    C2] tc mirred to Houston: device veth2 is down
[ 1820.754329][    C2] tc mirred to Houston: device veth3 is down