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Bug 496100

Summary: Random crashing in dm snapshots because of a race condition
Product: Red Hat Enterprise Linux 5 Reporter: Mikuláš Patočka <mpatocka>
Component: kernelAssignee: Mikuláš Patočka <mpatocka>
Status: CLOSED ERRATA QA Contact: Red Hat Kernel QE team <kernel-qe>
Severity: high Docs Contact:
Priority: high    
Version: 5.4CC: agk, christophe.varoqui, coughlan, dwysocha, dzickus, edamato, egoggin, emcnabb, heinzm, jbrassow, jtluka, junichi.nomura, kueda, lmb, mbroz, prockai, syeghiay, tranlan
Target Milestone: rc   
Target Release: ---   
Hardware: All   
OS: Linux   
Whiteboard:
Fixed In Version: Doc Type: Bug Fix
Doc Text:
Story Points: ---
Clone Of: 484319 Environment:
Last Closed: 2009-09-02 08:32:00 UTC Type: ---
Regression: --- Mount Type: ---
Documentation: --- CRM:
Verified Versions: Category: ---
oVirt Team: --- RHEL 7.3 requirements from Atomic Host:
Cloudforms Team: --- Target Upstream Version:
Embargoed:
Bug Depends On: 484319    
Bug Blocks:    
Attachments:
Description Flags
Bug 1 - race in kcopyd
none
Bug 2 - two exceptions for the same chunk none

Comment 1 RHEL Program Management 2009-04-16 16:28:49 UTC 
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
release.
Comment 2 Mikuláš Patočka 2009-04-23 05:16:26 UTC 
Created attachment 340864 [details]
Bug 1 - race in kcopyd
Comment 3 Mikuláš Patočka 2009-04-23 05:17:25 UTC 
Created attachment 340865 [details]
Bug 2 - two exceptions for the same chunk
Comment 4 Don Zickus 2009-05-06 17:17:51 UTC 
in kernel-2.6.18-144.el5
You can download this test kernel from http://people.redhat.com/dzickus/el5

Please do NOT transition this bugzilla state to VERIFIED until our QE team
has sent specific instructions indicating when to do so.  However feel free
to provide a comment indicating that this fix has been verified.
Comment 8 errata-xmlrpc 2009-09-02 08:32:00 UTC 
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 therefore 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.

http://rhn.redhat.com/errata/RHSA-2009-1243.html