Subject: Re: vhost changes (batched) in linux-next after 12/13 trigger random crashes in KVM guests after reboot

From: "Michael S. Tsirkin" <[email-masked]>
Date: Thu, 6 Feb 2020 17:17:19 -0500

On Thu, Feb 06, 2020 at 04:12:21PM +0100, Christian Borntraeger wrote:
> 
> 
> On 06.02.20 15:22, [email-masked] wrote:
> > Hi Christian.
> > 
> > Could you try this patch on top of ("38ced0208491 vhost: use batched version by default")?
> > 
> > It will not solve your first random crash but it should help with the lost of network connectivity.
> > 
> > Please let me know how does it goes.
> 
> 
> 38ced0208491 + this seem to be ok.
> 
> Not sure if you can make out anything of this (and the previous git bisect log)

Yes it does - that this is just bad split-up of patches, and there's
still a real bug that caused worse crashes :)

So I just pushed batch-v4.
I expect that will fail, and bisect to give us
    vhost: batching fetches
Can you try that please?