linux-kernel - Re: [Bisected] [commit 2ad56efa80db] [Hotplug] WARNING while performing hotplug operation on 6.6-rc3-next

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Message-ID: <20231006113644.GN682044@nvidia.com>
Date:   Fri, 6 Oct 2023 08:36:44 -0300
From:   Jason Gunthorpe <jgg@...dia.com>
To:     Tasmiya Nalatwad <tasmiya@...ux.vnet.ibm.com>
Cc:     linux-kernel@...r.kernel.org, linux-next@...r.kernel.org,
        linux-arm-kernel@...ts.infradead.org,
        linux-arm-msm@...r.kernel.org, linuxppc-dev@...ts.ozlabs.org,
        linux-block@...r.kernel.org, baolu.lu@...ux.intel.com,
        jsnitsel@...hat.com, jroedel@...e.de, joro@...tes.org,
        will@...nel.org, iommu@...ts.linux.dev,
        abdhalee@...ux.vnet.ibm.com, mputtash@...ux.vnet.com,
        sachinp@...ux.vnet.com
Subject: Re: [Bisected] [commit 2ad56efa80db] [Hotplug] WARNING while
 performing hotplug operation on 6.6-rc3-next

On Fri, Oct 06, 2023 at 01:20:17PM +0530, Tasmiya Nalatwad wrote:
> Greetings,
> 
> [linux-next] [6.6.0-rc3-next-20230929] WARNING: CPU: 5 PID: 185612 at
> drivers/iommu/iommu.c:3049 iommu_setup_default_domain+0x410/0x680
> 
> --- Traces ---
> 
> [ 6296.425934] WARNING: CPU: 5 PID: 185612 at drivers/iommu/iommu.c:3049
> iommu_setup_default_domain+0x410/0x680

Does this fix it too? I think it should?

https://lore.kernel.org/r/0-v1-2b52423411b9+164fc-iommu_ppc_defdomain_jgg@nvidia.com

Jason