[ 1335.870524][    C1] tc mirred to Houston: device veth2 is down
[ 1336.025444][    C1] tc mirred to Houston: device veth2 is down
[ 1336.096464][    C1] tc mirred to Houston: device veth2 is down
[ 1336.473436][    C3] tc mirred to Houston: device veth3 is down
[ 1336.632466][    C1] tc mirred to Houston: device veth3 is down
[ 1336.704530][    C3] tc mirred to Houston: device veth3 is down