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Description of problem:
There are family of drives that fail when NCQ is enabled and need to be blacklisted as a group rather than by single entries representing unique model_num and model_rev.
Version-Release number of selected component (if applicable):
Steps to Reproduce:
IO stress on a drive that fails with NCQ enabled.
System hangs or crashes.
System should run without problems under IO load.
Extension of BZ 237692 and BZ 239367.
Created attachment 214741 [details]
Fix based upon upstream
This request was evaluated by Red Hat Product Management for inclusion in a Red
Hat Enterprise Linux maintenance release. Product Management has requested
further review of this request by Red Hat Engineering, for potential
inclusion in a Red Hat Enterprise Linux Update release for currently deployed
products. This request is not yet committed for inclusion in an Update
committed in stream U6 build 62. A test kernel with this patch is available from
Created attachment 229351 [details]
Proposed patch to handle the device with blank model name
The patch in comment#9 fixes a regression found upstream.
An advisory has been issued which should help the problem
described in this bug report. This report is therefore being
closed with a resolution of ERRATA. For more information
on the solution and/or where to find the updated files,
please follow the link below. You may reopen this bug report
if the solution does not work for you.