Bug 496100 – Random crashing in dm snapshots because of a race condition

Bug 496100 - Random crashing in dm snapshots because of a race condition

Summary:	Random crashing in dm snapshots because of a race condition

Status:	CLOSED ERRATA

Aliases:	None

Product:	Red Hat Enterprise Linux 5
Classification:	Red Hat
Component:	kernel (Show other bugs)
Sub Component:
Version:	5.4
Hardware:	All Linux

Priority	high Severity high
Target Milestone:	rc
Target Release:	---
Assigned To:	Mikulas Patocka
QA Contact:	Red Hat Kernel QE team
Docs Contact:

URL:
Whiteboard:
Keywords:

Depends On:	484319
Blocks:
	Show dependency tree / graph

Reported:	2009-04-16 12:18 EDT by Mikulas Patocka
Modified:	2009-09-03 09:52 EDT (History)
CC List:	18 users (show)

See Also:
Fixed In Version:
Doc Type:	Bug Fix
Doc Text:
Story Points:	---
Clone Of:	484319
Environment:
Last Closed:	2009-09-02 04:32:00 EDT
Type:	---
Regression:	---
Mount Type:	---
Documentation:	---
CRM:
Verified Versions:
Category:	---
oVirt Team:	---
RHEL 7.3 requirements from Atomic Host:
Cloudforms Team:	---

Attachments	(Terms of Use)
Bug 1 - race in kcopyd (3.11 KB, patch) 2009-04-23 01:16 EDT, Mikulas Patocka	no flags	Details \| Diff
Bug 2 - two exceptions for the same chunk (4.33 KB, patch) 2009-04-23 01:17 EDT, Mikulas Patocka	no flags	Details \| Diff
Add an attachment (proposed patch, testcase, etc.)

Groups: None (edit)

Comment 1 RHEL Product and Program Management 2009-04-16 12:28:49 EDT

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 Mikulas Patocka 2009-04-23 01:16:26 EDT

Created attachment 340864 [details]
Bug 1 - race in kcopyd

Comment 3 Mikulas Patocka 2009-04-23 01:17:25 EDT

Created attachment 340865 [details]
Bug 2 - two exceptions for the same chunk

Comment 4 Don Zickus 2009-05-06 13:17:51 EDT

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 04:32:00 EDT

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

Note You need to log in before you can comment on or make changes to this bug.