[ 1341.643095][    C1] tc mirred to Houston: device veth2 is down
[ 1341.844069][    C1] tc mirred to Houston: device veth2 is down
[ 1341.988005][    C1] tc mirred to Houston: device veth2 is down
[ 1342.290987][    C3] tc mirred to Houston: device veth3 is down
[ 1342.404025][    C3] tc mirred to Houston: device veth3 is down
[ 1342.493008][    C3] tc mirred to Houston: device veth2 is down