linux-kernel - Re: [regression] Bug 217218 - Trying to boot Linux version 6-2.2 kernel with Marvell SATA controller 88SE9235

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Message-ID: <5f37b0b0-6cb5-b210-a894-d1e91976126e@arm.com>
Date:   Mon, 24 Apr 2023 14:20:50 +0100
From:   Robin Murphy <robin.murphy@....com>
To:     Jason Adriaanse <jason_a69@...oo.co.uk>, hch@....de
Cc:     baolu.lu@...ux.intel.com, iommu@...ts.linux.dev,
        linux-kernel@...r.kernel.org, linux-pci@...r.kernel.org,
        regressions@...ts.linux.dev
Subject: Re: [regression] Bug 217218 - Trying to boot Linux version 6-2.2
 kernel with Marvell SATA controller 88SE9235

On 2023-04-22 07:25, Jason Adriaanse wrote:
> Hi Christoph,
> 
> Sorry for my late reply, I have been on the road.
> 
> So, if I boot with
> intel_iommu=off
> Then the server boots fine..although that is not a solution because I 
> need Intel iommu for virtualisation.
> 
> Also, I build all my kernels with CONFIG_INTEL_IOMMU=y
> 

If you boot 5.15 *without* the "iommu=soft" argument, just 
"intel_iommu=on", does that also break?

Robin.