[ 1223.983231][    C3] tc mirred to Houston: device veth2 is down
[ 1224.107845][    C3] tc mirred to Houston: device veth2 is down
[ 1224.123113][    C2] tc mirred to Houston: device veth3 is down
[ 1224.130857][    C3] tc mirred to Houston: device veth3 is down
[ 1224.180869][    C3] tc mirred to Houston: device veth3 is down