[ 1417.809393][    C2] tc mirred to Houston: device veth2 is down
[ 1417.854157][    C2] tc mirred to Houston: device veth2 is down
[ 1418.368165][    C3] tc mirred to Houston: device veth2 is down
[ 1418.606225][    C3] tc mirred to Houston: device veth3 is down
[ 1418.624040][    C3] tc mirred to Houston: device veth2 is down
[ 1418.695250][    C3] tc mirred to Houston: device veth3 is down