Bug 605354 - compound_lock irq deadlock
compound_lock irq deadlock
Status: CLOSED CURRENTRELEASE
Product: Red Hat Enterprise Linux 6
Classification: Red Hat
Component: kernel (Show other bugs)
6.0
All Linux
medium Severity medium
: beta
: ---
Assigned To: Andrea Arcangeli
Virtualization Bugs
:
: 606398 607430 (view as bug list)
Depends On:
Blocks:
  Show dependency treegraph
 
Reported: 2010-06-17 13:35 EDT by Andrea Arcangeli
Modified: 2010-07-02 15:21 EDT (History)
7 users (show)

See Also:
Fixed In Version: kernel-2.6.32-37.el6
Doc Type: Bug Fix
Doc Text:
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Clone Of:
Environment:
Last Closed: 2010-07-02 15:21:00 EDT
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Regression: ---
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CRM:
Verified Versions:
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oVirt Team: ---
RHEL 7.3 requirements from Atomic Host:
Cloudforms Team: ---


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Description Andrea Arcangeli 2010-06-17 13:35:24 EDT
Description of problem: irq deadlock in compound_lock

How reproducible: run oracle in KVM guest with Transparent Hugepage Support enabled
Comment 2 RHEL Product and Program Management 2010-06-17 13:53:23 EDT
This request was evaluated by Red Hat Product Management for inclusion in a Red
Hat Enterprise Linux major release.  Product Management has requested further
review of this request by Red Hat Engineering, for potential inclusion in a Red
Hat Enterprise Linux Major release.  This request is not yet committed for
inclusion.
Comment 3 Andrea Arcangeli 2010-06-17 13:53:52 EDT
fixes posted on rhkernel-list with Message-Id: <patchbomb.1276796772@v2.random>
Comment 4 Andrea Arcangeli 2010-06-17 14:02:18 EDT
submitted a build with all fixes on top of -36 kernel here:

http://brewweb.devel.redhat.com/brew/taskinfo?taskID=2527470
Comment 6 Andrea Arcangeli 2010-06-21 11:04:42 EDT
*** Bug 606398 has been marked as a duplicate of this bug. ***
Comment 7 Aristeu Rozanski 2010-06-21 17:19:40 EDT
Patch(es) available on kernel-2.6.32-37.el6
Comment 10 Amos Kong 2010-06-25 06:11:51 EDT
*** Bug 607430 has been marked as a duplicate of this bug. ***
Comment 11 Amos Kong 2010-06-30 00:46:55 EDT
This bug is easy to be reproduced by launching a kvm guest and do some general operation.

It could not be reproduced with kernel-2.6.32-37.el6
So move it to VERIFIED state
Comment 12 releng-rhel@redhat.com 2010-07-02 15:21:00 EDT
Red Hat Enterprise Linux Beta 2 is now available and should resolve
the problem described in this bug report. This report is therefore being closed
with a resolution of CURRENTRELEASE. You may reopen this bug report if the
solution does not work for you.

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