From mboxrd@z Thu Jan  1 00:00:00 1970
From: Jacob Pan <jacob.jun.pan-VuQAYsv1563Yd54FQh9/CA@public.gmane.org>
Subject: Re: Re: Crash/hang in iommu_flush_dev_iotlb
Date: Mon, 7 Nov 2016 12:57:56 -0800
Message-ID: <20161107125756.68cbef69@jacob-builder>
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Hi Brian,

I suspect it might be a race condition that causes domain == NULL in
iommu_flush_dev_iotlb(). Can you help me reproduce it? what workload
and device you are using etc.

Thanks,

Jacob