Escalated to Bugzilla from IssueTracker
Created attachment 134591 [details]
This is the upstream patch that changes the behavior of the x86_64 version of
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 U5 build 42.18. A test kernel with this patch is available
I've run the testcase on this new kernel for about half hour, no problems.
Looks good. Would probably be worth testing xen too, now.
verified using customer supplied test case in comment 7. Runs to completion on
-48, blew up within a few seconds on -42.
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.
Internal Status set to 'Resolved'
Status set to: Closed by Client
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*** Bug 450537 has been marked as a duplicate of this bug. ***