Bug 590864 - Unkillable processes
Unkillable processes
Status: CLOSED ERRATA
Product: Red Hat Enterprise Linux 5
Classification: Red Hat
Component: kernel (Show other bugs)
5.5
All Linux
medium Severity medium
: rc
: ---
Assigned To: Jiri Olsa
Zhouping Liu
:
Depends On:
Blocks:
  Show dependency treegraph
 
Reported: 2010-05-10 16:17 EDT by Casey Dahlin
Modified: 2014-06-18 04:47 EDT (History)
7 users (show)

See Also:
Fixed In Version:
Doc Type: Bug Fix
Doc Text:
Story Points: ---
Clone Of:
Environment:
Last Closed: 2011-01-13 16:31:28 EST
Type: ---
Regression: ---
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Documentation: ---
CRM:
Verified Versions:
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oVirt Team: ---
RHEL 7.3 requirements from Atomic Host:
Cloudforms Team: ---


Attachments (Terms of Use)
Reproducer (619 bytes, application/octet-stream)
2010-05-10 16:17 EDT, Casey Dahlin
no flags Details

  None (edit)
Description Casey Dahlin 2010-05-10 16:17:05 EDT
Created attachment 412958 [details]
Reproducer

Customer sees the attached reproducer produce unkillable processes. The attached patch has been shown to resolve the issue in a GSS-provided test-kernel.
Comment 1 Casey Dahlin 2010-05-10 16:17:51 EDT
On second thought I'll link the patch since its already hosted.

http://ck.kolivas.org/patches/bfs//old/clone-fix-race-between-copy_process-and-de_thread.patch
Comment 2 Fedora Update System 2010-05-12 11:21:07 EDT
cscope-15.7a-1.fc12 has been submitted as an update for Fedora 12.
http://admin.fedoraproject.org/updates/cscope-15.7a-1.fc12
Comment 3 Fedora Update System 2010-05-13 15:29:53 EDT
cscope-15.7a-1.fc12 has been pushed to the Fedora 12 stable repository.  If problems still persist, please make note of it in this bug report.
Comment 6 Oleg Nesterov 2010-09-02 16:44:24 EDT
(In reply to comment #1)
>
> On second thought I'll link the patch since its already hosted.
> 
> http://ck.kolivas.org/patches/bfs//old/clone-fix-race-between-copy_process-and-de_thread.patch

Yes, this patch should fix the problem. I think the backport is trivial.
Will do tomorrow, although I hope Jiri can do this before me ;)
Comment 8 RHEL Product and Program Management 2010-09-07 19:19:32 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 11 Jarod Wilson 2010-09-15 10:01:12 EDT
in kernel-2.6.18-221.el5
You can download this test kernel from http://people.redhat.com/jwilson/el5

Detailed testing feedback is always welcomed.
Comment 15 errata-xmlrpc 2011-01-13 16:31:28 EST
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-2011-0017.html

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