[ 1506.144487][    C3] tc mirred to Houston: device veth2 is down
[ 1506.201393][    C3] tc mirred to Houston: device veth2 is down
[ 1506.404212][    C3] tc mirred to Houston: device veth2 is down
[ 1506.643260][    C3] tc mirred to Houston: device veth2 is down
[ 1507.027405][    C3] tc mirred to Houston: device veth3 is down
[ 1507.124254][    C2] tc mirred to Houston: device veth3 is down
[ 1507.220463][    C2] tc mirred to Houston: device veth2 is down
[ 1507.221344][    C2] tc mirred to Houston: device veth2 is down
[ 1507.380195][    C2] tc mirred to Houston: device veth3 is down