From: Andrew Vasquez <andrew.vasquez@qlogic.com>
To: Andrew Morton <akpm@linux-foundation.org>
Cc: "matthew@wil.cx" <matthew@wil.cx>,
"gregkh@suse.de" <gregkh@suse.de>,
"linux-scsi@vger.kernel.org" <linux-scsi@vger.kernel.org>,
"linux-kernel@vger.kernel.org" <linux-kernel@vger.kernel.org>,
Seokmann Ju <seokmann.ju@qlogic.com>
Subject: Re: slab error in verify_redzone_free() badness...
Date: Mon, 2 Feb 2009 20:05:16 -0800 [thread overview]
Message-ID: <20090203040516.GA11835@plap4-2.local> (raw)
In-Reply-To: <20090202151852.de39952b.akpm@linux-foundation.org>
On Mon, 02 Feb 2009, Andrew Morton wrote:
> I'd be suspecting a bug in the caller.
>
> Try setting CONFIG_DEBUG_PAGEALLOC, and use slab.c (not slub). slab
> will perform page unmapping for those 2k-sized slabs. I don't know
> whether slub does that.
>
> All being well, you'll get a nice oops at the site of the improper
> reference.
Thanks for the tip... Yeah, we're triaging this further, as it seems
to be pointing to something in the recent 'refactoring/multi-q' code
in qla2xxx...
--
av
prev parent reply other threads:[~2009-02-03 4:05 UTC|newest]
Thread overview: 3+ messages / expand[flat|nested] mbox.gz Atom feed top
2009-01-29 22:55 slab error in verify_redzone_free() badness Andrew Vasquez
2009-02-02 23:18 ` Andrew Morton
2009-02-03 4:05 ` Andrew Vasquez [this message]
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