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Date:   Wed, 10 Apr 2019 22:46:28 -0700 (PDT)
From:   David Miller <davem@...emloft.net>
To:     jasowang@...hat.com
Cc:     mst@...hat.com, kvm@...r.kernel.org,
        virtualization@...ts.linux-foundation.org, netdev@...r.kernel.org,
        linux-kernel@...r.kernel.org
Subject: Re: [PATCH net] vhost: reject zero size iova range

From: Jason Wang <jasowang@...hat.com>
Date: Tue,  9 Apr 2019 12:10:25 +0800

> We used to accept zero size iova range which will lead a infinite loop
> in translate_desc(). Fixing this by failing the request in this case.
> 
> Reported-by: syzbot+d21e6e297322a900c128@...kaller.appspotmail.com
> Fixes: 6b1e6cc7 ("vhost: new device IOTLB API")
> Signed-off-by: Jason Wang <jasowang@...hat.com>

Applied and queued up for -stable.

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