[ 1349.441630][    C1] tc mirred to Houston: device veth2 is down
[ 1349.765690][    C1] tc mirred to Houston: device veth2 is down
[ 1349.893597][    C2] tc mirred to Houston: device veth2 is down
[ 1350.093603][    C2] tc mirred to Houston: device veth3 is down
[ 1350.206551][    C2] tc mirred to Houston: device veth2 is down
[ 1350.230807][    C2] tc mirred to Houston: device veth3 is down