linux-kernel - Re: Linux 2.6.37-rc1 (scsi

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Date:	Thu, 4 Nov 2010 10:25:09 +0800
From:	Xiaotian Feng <xtfeng@...il.com>
To:	Randy Dunlap <randy.dunlap@...cle.com>
Cc:	Linus Torvalds <torvalds@...ux-foundation.org>,
	scsi <linux-scsi@...r.kernel.org>,
	Linux Kernel Mailing List <linux-kernel@...r.kernel.org>
Subject: Re: Linux 2.6.37-rc1 (scsi_debug: list corruption)

On Thu, Nov 4, 2010 at 7:20 AM, Randy Dunlap <randy.dunlap@...cle.com> wrote:
>
>
> [  102.555847] calling  scsi_debug_init+0x0/0x704 [scsi_debug] @ 3337
> Nov  3 16:06:12 control kernel: [  102.555847] calling  scsi_deb[  102.622974] scsi_debug: host protection
> [  102.627513] scsi4 : scsi_debug, version 1.82 [20100324], dev_size_mb=8, opts=0x0
> Nov  3 16:06:13 control kernel: [  102.639095] initcall scsi_debug_init+0x0/0x704 [scsi_debug] returned 0 after 75039 usecs
> Nov  3 16:06:13 [  102.651072] ------------[ cut here ]------------
> [  102.657373] WARNING: at /local/linsrc/lnx-2637-rc1/lib/list_debug.c:26 __list_add+0x4d/0xa5()
> [  102.666012] Hardware name: OptiPlex GX620
> [  102.671396] list_add corruption. next->prev should be prev (ffffffff81ae5e50), but was 6b6b6b6b6b6b6b6b. (next=ffff88006c880590).

This might be related with net rds percpu_counter corruption. Does
following patch fix your issue?
http://patchwork.ozlabs.org/patch/69939/

>
> ---
> ~Randy
> *** Remember to use Documentation/SubmitChecklist when testing your code ***
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