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Bug 113413

Summary: too many ipv6 aliases cause kernel oops
Product: Red Hat Enterprise Linux 3 Reporter: Joshua Jensen <joshua>
Component: kernelAssignee: David Miller <davem>
Status: CLOSED ERRATA QA Contact: Brian Brock <bbrock>
Severity: high Docs Contact:
Priority: medium    
Version: 3.0CC: petrides, riel, tao
Target Milestone: ---   
Target Release: ---   
Hardware: i686   
OS: Linux   
Whiteboard:
Fixed In Version: Doc Type: Bug Fix
Doc Text:
Story Points: ---
Clone Of: Environment:
Last Closed: 2004-05-12 01:08:19 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:
Attachments:
Description Flags
ipv6-crashtest.sh
none
Fix for ipv6 crashes. none

Description Joshua Jensen 2004-01-13 17:54:16 UTC
From Bugzilla Helper:
User-Agent: Mozilla/5.0 (X11; U; Linux i686; en-US; rv:1.4) Gecko/20030807

Description of problem:
With the attached script, you can easily crash RHEL3 AS, with lots of
pretty kernel panic and stack dumps to the screen.

Version-Release number of selected component (if applicable):
kernel-2.4.21-4.0.2.EL.i686

How reproducible:
Always

Steps to Reproduce:
1. run my script as root
2.
3.
    

Additional info:

Comment 1 Joshua Jensen 2004-01-13 17:55:40 UTC
Created attachment 96949 [details]
ipv6-crashtest.sh

This is the script that will force the kenrel to crash

Comment 2 Joshua Jensen 2004-01-26 21:45:56 UTC
Any progress on this so far?  What is the upper limit to the number of
IPv6 aliases that a machine can have?

Comment 3 Joshua Jensen 2004-03-19 18:50:57 UTC
?

Comment 4 David Miller 2004-03-19 19:07:58 UTC
No progress, the earliest I'll be able to look at this is late next week.


Comment 9 David Miller 2004-04-08 20:57:31 UTC
Created attachment 99248 [details]
Fix for ipv6 crashes.

This fix from David Stevens will fix the bug.

Comment 10 Ernie Petrides 2004-04-14 22:37:41 UTC
Dave's fix in comment #9 has just now been committed to the
RHEL3 U2 kernel patch pool in kernel version 2.4.21-14.EL.


Comment 12 John Flanagan 2004-05-12 01:08:19 UTC
An errata 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/RHSA-2004-188.html