Bug 714729 - [5.6][REG]for some uses of 'nfsservctl' system call, the kernel crashes.
Summary: [5.6][REG]for some uses of 'nfsservctl' system call, the kernel crashes.
Keywords:
Status: CLOSED ERRATA
Alias: None
Product: Red Hat Enterprise Linux 5
Classification: Red Hat
Component: kernel
Version: 5.6
Hardware: All
OS: Linux
urgent
urgent
Target Milestone: rc
: ---
Assignee: Phillip Lougher
QA Contact: Petr Beňas
URL:
Whiteboard:
Depends On: 653286
Blocks:
TreeView+ depends on / blocked
 
Reported: 2011-06-20 14:37 UTC by RHEL Program Management
Modified: 2018-11-14 12:54 UTC (History)
25 users (show)

Fixed In Version: kernel-2.6.18-164.38.1.el5
Doc Type: Bug Fix
Doc Text:
Under certain circumstances, a crash in the kernel could occur due to a race condition in the lockd_down function, which did not wait for the lockd process to come down. With this update, the lockd_down function has been fixed, and the kernel no longer crashes.
Clone Of:
Environment:
Last Closed: 2011-07-19 06:52:33 UTC
Target Upstream Version:
Embargoed:

Attachments (Terms of Use)


Links
System ID Private Priority Status Summary Last Updated
Red Hat Product Errata RHBA-2011:0956 0 normal SHIPPED_LIVE kernel bug fix update 2011-07-19 06:52:22 UTC

Description RHEL Program Management 2011-06-20 14:37:11 UTC 
This bug has been copied from bug #653286 and has been proposed
to be backported to 5.4 z-stream (EUS).
Comment 11 Phillip Lougher 2011-07-11 18:01:33 UTC 
in kernel-2.6.18-164.38.1.el5

linux-2.6-fs-lockd-make-lockd_down-wait-for-lockd-to-come-down.patch
Comment 14 Petr Beňas 2011-07-13 09:54:23 UTC 
Reproduced in 2.6.18-164.37.1.el5 on 68th attempt, verified in 2.6.18-164.38.1.el5. 2.6.18-164.38.1.el5 survived 1000 attempts without crash.
Comment 15 errata-xmlrpc 2011-07-19 06:52:33 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/RHBA-2011-0956.html
Comment 16 Petr Kovar 2011-07-19 11:48:05 UTC 
    Technical note added. If any revisions are required, please edit the "Technical Notes" field
    accordingly. All revisions will be proofread by the Engineering Content Services team.
    
    New Contents:
Under certain circumstances, a crash in the kernel could occur due to a race condition in the lockd_down function, which did not wait for the lockd process to come down. With this update, the lockd_down function has been fixed, and the kernel no longer crashes.
Note You need to log in before you can comment on or make changes to this bug.