Bug#1109676: linux-image-6.12.35+deb13-amd64: Regression in host kernel breaks VM VFIO graphics

[Salvatore Bonaccorso <carnil@debian.org>]

Control: tags -1 - moreinfo
Control: forwarded -1 https://lore.kernel.org/linux-iommu/721D44AF820A4FEB+722679cb-2226-4287-8835-9251ad69a1ac@bbaa.fun/T

Hi,

On Wed, Jul 23, 2025 at 08:00:57PM +0000, Jonathan Howard wrote:
> I spent time figuring out from it main patch was initially working.
> Just as I read the recommended upstream report method while composing an
> email; I looked on the maintainer list.
> 
> Spotted related post. Same regression bisect.
> 
> https://lore.kernel.org/linux-iommu/721D44AF820A4FEB+722679cb-2226-4287-8835-9251ad69a1ac@bbaa.fun/T
> 
> Can confirm the patch correction fixes my regression.
> Just waiting for queue.

Thank you! So it should land in 6.12.y upstream soonish. Right now we
might defer a fix to the first trixie point release or the first DSA.

Regards,
Salvatore