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From: James Bottomley <James.Bottomley@SteelEye.com>
To: David Miller <davem@davemloft.net>
Cc: aab@cichlid.com, cebbert@redhat.com,
	linux-kernel@vger.kernel.org, linux-scsi@vger.kernel.org,
	aradford@gmail.com
Subject: Re: Oops in scsi_send_eh_cmnd 2.6.21-rc5-git6,7,10,13
Date: Fri, 06 Apr 2007 16:35:46 -0500	[thread overview]
Message-ID: <1175895346.3677.57.camel@mulgrave.il.steeleye.com> (raw)
In-Reply-To: <20070406.113229.122031524.davem@davemloft.net>

On Fri, 2007-04-06 at 11:32 -0700, David Miller wrote:
> From: James Bottomley <James.Bottomley@SteelEye.com>
> Date: Fri, 06 Apr 2007 10:27:57 -0500
> 
> > On Fri, 2007-04-06 at 08:12 -0700, Andrew Burgess wrote:
> > > Yes. The 3w-xxxx.c driver changed between 2.6.18 and 2.6.20 but
> > > nothing jumps out to my untrained eyes. Here's the diff:
> > > Also, I should mention that the working kernel is a fedora
> > > rpm (2.6.18-1.2798.fc6) so I don't know what patches are in it.
> > > The vmlinuz is dated Oct 6 2006.
> > 
> > It's actually a long standing bug in the 3w-xxxx driver.  Apparently it
> > assumes request sense is always the use_sg == 0 case.  This is what it
> > does on a request sense:
> 
> Thanks for figuring this out James.  I was very worried there
> was some bug in my scsi_send_eh_cmnd() fix :)

You're welcome ... the code in the fix looked fine, which is why I was
initially suspicious ... however, the bug in __free_page() on reversion
pretty much confirmed a driver issue.

James



  reply	other threads:[~2007-04-06 21:37 UTC|newest]

Thread overview: 16+ messages / expand[flat|nested]  mbox.gz  Atom feed  top
2007-04-06 15:12 Oops in scsi_send_eh_cmnd 2.6.21-rc5-git6,7,10,13 Andrew Burgess
2007-04-06 15:27 ` James Bottomley
2007-04-06 18:32   ` David Miller
2007-04-06 21:35     ` James Bottomley [this message]
  -- strict thread matches above, loose matches on Subject: below --
2007-04-06 18:18 Andrew Burgess
2007-04-06 15:51 Andrew Burgess
2007-04-06 16:14 ` James Bottomley
2007-04-06 16:32   ` Douglas Gilbert
2007-04-06 16:47     ` James Bottomley
2007-04-06  2:21 Andrew Burgess
2007-04-06 13:44 ` James Bottomley
2007-04-05 22:13 Andrew Burgess
2007-04-05 22:36 ` David Miller
2007-04-06  0:02   ` James Bottomley
2007-04-06  0:15     ` David Miller
2007-04-06  0:51       ` James Bottomley

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