Hello, On Thu, Apr 05, 2018 at 09:14:15AM +0100, Sitsofe Wheeler wrote: > Just out of interest, does the fact that an abort occurs mean that the > hardware is somehow broken or badly behaved? Not really. For example, ATAPI devices depend on exception handling to fetch sense data as a part of normal operation which is handled by libata exception handler which is invoked by aborting the original command. So, exception handling can often be a part of normal operation. Thanks. -- tejun