[ 1812.820768][    C2] tc mirred to Houston: device veth2 is down
[ 1812.865528][    C2] tc mirred to Houston: device veth2 is down
[ 1813.380647][    C2] tc mirred to Houston: device veth2 is down
[ 1813.572540][    C2] tc mirred to Houston: device veth2 is down
[ 1814.043828][    C2] tc mirred to Houston: device veth3 is down
[ 1814.091552][    C1] tc mirred to Houston: device veth3 is down
[ 1814.596885][    C1] tc mirred to Houston: device veth2 is down
[ 1814.597486][    C1] tc mirred to Houston: device veth2 is down