linux-kernel - Re: Memory corruption warnings triggered by repeated slabinfo -v

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Message-ID: <1324092514.2621.49.camel@edumazet-laptop>
Date:	Sat, 17 Dec 2011 04:28:34 +0100
From:	Eric Dumazet <eric.dumazet@...il.com>
To:	Alex Villacís Lasso <a_villacis@...osanto.com>
Cc:	linux-kernel@...r.kernel.org, linux-mm@...ck.org
Subject: Re: Memory corruption warnings triggered by repeated slabinfo -v

Le vendredi 16 décembre 2011 à 21:14 -0500, Alex Villacís Lasso a
écrit :
> I am running Fedora 16 x86_64 and testing vanilla kernel 3.2-rc5. I 
> wanted to test the slabinfo program, so I wrote a small shell script 
> slabinfo-forever.sh (attached) that invokes slabinfo -v every 3 seconds. 
> Just by doing this, I was able to trigger several memory validation 
> warnings, attached in this message. The reason I wanted to test slabinfo 
> is because back when I was running Fedora 14, I had some video issues 
> that seemed consistent with memory corruption. I tried to submit a 
> kernel bug at https://bugzilla.kernel.org/show_bug.cgi?id=42312 just 
> before the kernel.org hack issue, but bugzilla.kernel.org never came up 
> after that.

Problem is known and fixes were submitted.


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