Bug 438202

Summary: ath5k overwrites poison
Product: [Fedora] Fedora Reporter: Adam Goode <adam>
Component: kernelAssignee: John W. Linville <linville>
Status: CLOSED CURRENTRELEASE QA Contact: Fedora Extras Quality Assurance <extras-qa>
Severity: low Docs Contact:
Priority: low    
Version: 9CC: kernel-maint, maurizio.antillon, mcgrof, mickflemm
Target Milestone: ---   
Target Release: ---   
Hardware: All   
OS: Linux   
Whiteboard:
Fixed In Version: 2.6.25.4-38.fc9 Doc Type: Bug Fix
Doc Text:
Story Points: ---
Clone Of: Environment:
Last Closed: 2008-06-02 19:21:11 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
Exerpt of syslog with poison overwritten and lockdep problem
none
BUG kmalloc-4096 (Not tainted): Poison overwritten in 2.6.25.6-55.fc9.i686.debug none

Description Adam Goode 2008-03-19 17:44:53 UTC 
Description of problem:
When running NetworkManager, the kernel detects poison overwritten.

Version-Release number of selected component (if applicable):
kernel-2.6.25-0.121.rc5.git4.fc9.i686

How reproducible:
Regularly.

Steps to Reproduce:
1. Do some networking.
2. Change networkmanager settings.



Additional info:
There is an additional lockdep error, which may not be related.
Comment 1 Adam Goode 2008-03-19 17:44:53 UTC 
Created attachment 298551 [details]
Exerpt of syslog with poison overwritten and lockdep problem
Comment 2 John W. Linville 2008-03-19 18:53:17 UTC 
Setting-up rx dma pointers improperly?
Comment 3 Adam Goode 2008-03-26 22:59:34 UTC 
Still happening in 2.6.25-0.155.rc6.git8.fc9.i686
Comment 4 Bug Zapper 2008-05-14 06:44:05 UTC 
Changing version to '9' as part of upcoming Fedora 9 GA.
More information and reason for this action is here:
http://fedoraproject.org/wiki/BugZappers/HouseKeeping
Comment 5 John W. Linville 2008-05-29 20:42:55 UTC 
Are you seeing this issue with current kernels?

   http://koji.fedoraproject.org/koji/buildinfo?buildID=50712
Comment 6 Adam Goode 2008-06-01 17:21:45 UTC 
Seems ok on the latest Fedora 9 kernel. (Not tried from Koji)
Comment 7 Colin Lai 2008-06-19 06:46:49 UTC 
Created attachment 309818 [details]
BUG kmalloc-4096 (Not tainted): Poison overwritten in 2.6.25.6-55.fc9.i686.debug 

Card  Atheros Communications Inc. AR5212/AR5213 Multiprotocol MAC/baseband
processor [168c:0013] (rev 01)
I use monitor mode to capture air packets with tcpdump.
the packets RX stat stop increase about every 50k packets. Then dmesg will get
the kernel bug dump as attachment.
It seems that the bug is not fix yet.