[ 1760.484861][    C1] tc mirred to Houston: device veth2 is down
[ 1760.655148][    C1] tc mirred to Houston: device veth2 is down
[ 1760.735136][    C1] tc mirred to Houston: device veth2 is down
[ 1761.368019][    C2] tc mirred to Houston: device veth3 is down
[ 1761.502859][    C2] tc mirred to Houston: device veth2 is down
[ 1761.517835][    C2] tc mirred to Houston: device veth3 is down
[ 1761.694143][    C3] tc mirred to Houston: device veth3 is down