[ 1950.406532][    C1] tc mirred to Houston: device veth2 is down
[ 1950.733502][    C1] tc mirred to Houston: device veth2 is down
[ 1950.837453][    C1] tc mirred to Houston: device veth2 is down
[ 1950.982669][    C1] tc mirred to Houston: device veth2 is down
[ 1951.275429][    C1] tc mirred to Houston: device veth3 is down
[ 1951.280412][    C2] tc mirred to Houston: device veth3 is down
[ 1951.381526][    C2] tc mirred to Houston: device veth3 is down
[ 1951.493996][    C2] tc mirred to Houston: device veth3 is down