[ 1853.166361][    C3] tc mirred to Houston: device veth2 is down
[ 1853.190934][    C1] tc mirred to Houston: device veth2 is down
[ 1853.766893][    C2] tc mirred to Houston: device veth2 is down
[ 1854.086847][    C1] tc mirred to Houston: device veth2 is down
[ 1854.346882][    C1] tc mirred to Houston: device veth3 is down
[ 1854.551804][    C3] tc mirred to Houston: device veth3 is down