[ 1709.766790][    C3] tc mirred to Houston: device veth2 is down
[ 1710.407660][    C3] tc mirred to Houston: device veth2 is down
[ 1710.536611][    C1] tc mirred to Houston: device veth2 is down
[ 1710.644722][    C1] tc mirred to Houston: device veth3 is down
[ 1710.656639][    C3] tc mirred to Houston: device veth3 is down
[ 1710.728684][    C3] tc mirred to Houston: device veth2 is down
[ 1710.744786][    C3] tc mirred to Houston: device veth3 is down