Bug 740637

Summary:	Fedora 16 kernel crashes with echo 3 > /proc/sys/vm/drop_caches
Product:	[Fedora] Fedora	Reporter:	Lucas Meneghel Rodrigues <lmr>
Component:	kernel	Assignee:	Kernel Maintainer List <kernel-maint>
Status:	CLOSED ERRATA	QA Contact:	Fedora Extras Quality Assurance <extras-qa>
Severity:	unspecified	Docs Contact:
Priority:	unspecified
Version:	16	CC:	areis, gansalmon, itamar, jonathan, kernel-maint, madhu.chinakonda, mishu
Target Milestone:	---
Target Release:	---
Hardware:	x86_64
OS:	Linux
Whiteboard:
Fixed In Version:		Doc Type:	Bug Fix
Doc Text:		Story Points:	---
Clone Of:		Environment:
Last Closed:	2012-07-16 18:30:29 UTC	Type:	---
Regression:	---	Mount Type:	---
Documentation:	---	CRM:
Verified Versions:		Category:	---
oVirt Team:	---	RHEL 7.3 requirements from Atomic Host:
Cloudforms Team:	---	Target Upstream Version:

Description Lucas Meneghel Rodrigues 2011-09-22 18:54:32 UTC

Description of problem: Fedora 16 RC1 kernel crashes with echo 3 >
/proc/sys/vm/drop_caches

Version-Release number of selected component (if applicable):

3.1.0-0.rc6.git0.0.fc16.x86_64

How reproducible: Allways

Steps to Reproduce:
1. echo 3 > /proc/sys/vm/drop_caches

Actual results: Freeze Fedora machine

Expected results: Drop memory caches

This is a recurrent problem that affected F13, F14, and now is back with F16 RC1. There was a previous bug opened about that

https://bugzilla.redhat.com/show_bug.cgi?id=649871

Please read there for more information.

Comment 1 Dave Jones 2012-03-22 17:07:12 UTC

[mass update]
kernel-3.3.0-4.fc16 has been pushed to the Fedora 16 stable repository.
Please retest with this update.

Comment 2 Dave Jones 2012-03-22 17:10:22 UTC

[mass update]
kernel-3.3.0-4.fc16 has been pushed to the Fedora 16 stable repository.
Please retest with this update.

Comment 3 Dave Jones 2012-03-22 17:20:36 UTC

[mass update]
kernel-3.3.0-4.fc16 has been pushed to the Fedora 16 stable repository.
Please retest with this update.

Comment 4 Dave Jones 2012-07-16 18:30:29 UTC

I do this on a semi-regular basis, and haven't noticed any problems, so I think this may have been fixed in an update.

Reopen if you can still reproduce this problem.