[ 1682.473745][    C2] tc mirred to Houston: device veth2 is down
[ 1682.837602][    C2] tc mirred to Houston: device veth2 is down
[ 1683.374789][    C2] tc mirred to Houston: device veth2 is down
[ 1683.501668][    C3] tc mirred to Houston: device veth2 is down
[ 1683.617604][    C1] tc mirred to Houston: device veth3 is down
[ 1683.733545][    C1] tc mirred to Houston: device veth3 is down
[ 1683.902515][    C1] tc mirred to Houston: device veth3 is down
[ 1683.949712][    C1] tc mirred to Houston: device veth3 is down