linux-kernel - Re: Random guest crashes since 5c34d002dcc7 ("virtio_pci: use shared interrupts for virtqueues")

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Message-ID: <20170405062934.GA26528@lst.de>
Date:   Wed, 5 Apr 2017 08:29:34 +0200
From:   Christoph Hellwig <hch@....de>
To:     Mike Galbraith <efault@....de>
Cc:     "Michael S. Tsirkin" <mst@...hat.com>,
        Christoph Hellwig <hch@....de>,
        Thorsten Leemhuis <linux@...mhuis.info>,
        virtio-dev@...ts.oasis-open.org,
        Linux Kernel Mailing List <linux-kernel@...r.kernel.org>,
        rjones@...hat.com
Subject: Re: Random guest crashes since 5c34d002dcc7 ("virtio_pci: use
        shared interrupts for virtqueues")

On Wed, Apr 05, 2017 at 06:24:50AM +0200, Mike Galbraith wrote:
> On Wed, 2017-04-05 at 06:51 +0300, Michael S. Tsirkin wrote:
> 
> > Any issues at all left with this tree?
> > In particular any regressions?
> 
> Nothing blatantly obvious in a testdrive that lasted a couple minutes. 
>  I'd have to beat on it a bit to look for things beyond the reported,
> but can't afford to do that right now.

Can you check where the issues appear?  I'd like to do a pure revert
of the shared interrupts, but that three has a lot more in it..