Bug 456083

Summary:	process hangs in async direct IO / possible race between dio_bio_end_aio() and dio_await_one() ?
Product:	Red Hat Enterprise Linux 4	Reporter:	RHEL Program Management <pm-rhel>
Component:	kernel	Assignee:	Vitaly Mayatskikh <vmayatsk>
Status:	CLOSED ERRATA	QA Contact:	Martin Jenner <mjenner>
Severity:	high	Docs Contact:
Priority:	urgent
Version:	4.6	CC:	jplans, kzhang, phan-suong.pho, pm-eus, sputhenp, tao
Target Milestone:	rc	Keywords:	ZStream
Target Release:	---
Hardware:	All
OS:	Linux
Whiteboard:
Fixed In Version:		Doc Type:	Bug Fix
Doc Text:		Story Points:	---
Clone Of:		Environment:
Last Closed:	2008-08-04 19:00:23 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:	451819
Bug Blocks:

Description RHEL Program Management 2008-07-21 13:37:40 UTC

This bug has been copied from bug #451819 and has been proposed
to be backported to 4.7 z-stream (EUS).

Comment 2 Vitaly Mayatskikh 2008-07-22 21:48:49 UTC

Committed in 78.0.1

Comment 4 Zhang Kexin 2008-08-04 08:30:37 UTC

bug is verified by code review.

Comment 6 errata-xmlrpc 2008-08-04 19:00:23 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 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.

http://rhn.redhat.com/errata/RHBA-2008-0650.html

Comment 7 exploitcs 2008-09-30 13:00:27 UTC

(In reply to comment #0)
> This bug has been copied from bug #451819 and has been proposed
> to be backported to 4.7 z-stream (EUS).

Can I have a script to reproduct the pb ?