Message-ID: <1448328614.8209.45.camel@redhat.com>
Subject: Re: kernel BUG at drivers/scsi/scsi_lib.c:1096!
From: Mark Salter <msalter@redhat.com>
To: Ming Lei <ming.lei@canonical.com>,
        Laurent Dufour <ldufour@linux.vnet.ibm.com>
Cc: Pratyush Anand <panand@redhat.com>, linux-block@vger.kernel.org,
        Linux SCSI List <linux-scsi@vger.kernel.org>,
        "James E. J. Bottomley" <JBottomley@odin.com>,
        Linux Kernel Mailing List <linux-kernel@vger.kernel.org>,
        Christoph Hellwig <hch@infradead.org>, brking <brking@us.ibm.com>,
        linuxppc-dev@lists.ozlabs.org
Date: Mon, 23 Nov 2015 20:30:14 -0500
In-Reply-To: <CACVXFVMNed2Liarx9FA16CERNAepNYdNFhDpn70kb3RBt0eRuQ@mail.gmail.com>
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On Mon, 2015-11-23 at 23:27 +0800, Ming Lei wrote:
> On Mon, Nov 23, 2015 at 11:20 PM, Laurent Dufour
> <ldufour@linux.vnet.ibm.com> wrote:
> > > 
> > > Reverting above commit on top if 4.4-rc1 seems to fix the problem for me.
> > 
> > That's what I mentioned earlier ;)
> > 
> > Now Ming send an additional patch with seems to fix the bug introduced
> > through the commit bdced438acd8. When testing with this new patch I
> > can't get the panic anymore, but Mark reported he is still hitting it.
> 
> Laurent, thanks for your test on the 1st patch, and looks there are at
> least two problems, and my 2nd patch sent just now should address
> Mark's issue which is caused by bdced438acd83a.
> 
> Once the 2nd one is tested OK, I will send out the two together.
> 
> Thanks,
> Ming

Thanks Ming.
With both patches applied, I have been unable to reproduce the problem.

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