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Date: Wed, 15 Sep 2004 16:21:26 -0700
From: Andrew Morton <akpm@osdl.org>
To: =?ISO-8859-1?Q?Rog=E9rio?= Brito <rbrito@ime.usp.br>
Cc: linux-kernel@vger.kernel.org
Subject: Re: [OOPS] Oops with kernel 2.6.9-rc2
Message-Id: <20040915162126.2899b2f7.akpm@osdl.org>
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Rogério Brito <rbrito@ime.usp.br> wrote:
>
> Yesterday night, I was running my own self compiled kernel 2.6.9-rc2,
> without any patches applied and, while I had my computer left unattended
> for some moments, I saw that it generated two Oopsen in a row.

Were you using a cdrom at that time?   If so, this will probably fix it:

--- 25/fs/isofs/rock.c~rock-fix	2004-09-10 01:47:00.135392480 -0700
+++ 25-akpm/fs/isofs/rock.c	2004-09-10 01:47:00.139391872 -0700
@@ -62,7 +62,7 @@
 }                                     
 
 #define MAYBE_CONTINUE(LABEL,DEV) \
-  {if (buffer) kfree(buffer); \
+  {if (buffer) { kfree(buffer); buffer = NULL; } \
   if (cont_extent){ \
     int block, offset, offset1; \
     struct buffer_head * pbh; \
_