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Date:   Mon, 27 Jun 2022 23:18:58 -0700
From:   Christoph Hellwig <hch@infradead.org>
To:     Greg Kroah-Hartman <gregkh@linuxfoundation.org>
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Subject: Re: [bug report from blktests nvme/032] WARNING: possible circular
 locking dependency detected
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On Tue, Jun 28, 2022 at 08:12:51AM +0200, Greg Kroah-Hartman wrote:
> Ah, so it's a fake PCI device, or is it a real one?

Whatever the blktests configuration points to.  But even if it is
"fake" that fake would come from the hypervisor.