[ 2011.752321][    C1] tc mirred to Houston: device veth2 is down
[ 2011.776271][    C1] tc mirred to Houston: device veth2 is down
[ 2012.534245][    C1] tc mirred to Houston: device veth2 is down
[ 2012.535187][    C2] tc mirred to Houston: device veth2 is down
[ 2012.660557][    C2] tc mirred to Houston: device veth3 is down
[ 2012.734234][    C2] tc mirred to Houston: device veth3 is down
[ 2012.791526][    C2] tc mirred to Houston: device veth2 is down
[ 2012.792479][    C2] tc mirred to Houston: device veth2 is down