[ 1336.312850][    C3] tc mirred to Houston: device veth2 is down
[ 1336.706918][    C1] tc mirred to Houston: device veth2 is down
[ 1336.956971][    C3] tc mirred to Houston: device veth3 is down
[ 1337.091029][    C1] tc mirred to Houston: device veth3 is down
[ 1337.186882][    C3] tc mirred to Houston: device veth3 is down
[ 1337.234909][    C3] tc mirred to Houston: device veth2 is down