Re: [PATCH v2] drm/i915/gem: Fix UAF race in eb_relocate_vma

[Rodrigo Vivi <rodrigo.vivi@intel.com>]

On Wed, Mar 25, 2026 at 04:07:17PM +0200, Joonas Lahtinen wrote:
> Quoting Yassine Mounir (2026-03-25 10:20:58)
> > Hi Joonas,
> > Thank you for the detailed feedback. I apologize for the double tag and the
> > direct submission to Greg; I'm still refining my workflow.
> 
> Ok, then to level set some expectations:
> 
> Have you actually confirmed that the code you have submitted compiles
> and does fix the bug you reported?
> 
> Expectation is that you run the reproducer on top of drm-tip and see a
> crash where you pick the dmesg/KASAN splat from, then you run drm-tip
> with the patch you have prepared and there is no crash.

Exactly.

Before any further submission, please let's get back to square 0 here.

0. Please file a bug to our gilab/issues:
https://drm.pages.freedesktop.org/intel-docs/how-to-file-i915-bugs.html

Do that against the drm-tip branch and provide all the log information
from your experiments.

1. If you have a proposed patch, also please confirm that it actually fix
the issues that you are solving.

2. Whenever using AI to help you with the code please ensure you comply
with this:

Documentation/process/generated-content.rst

Thanks,
Rodrigo.

> 
> Regards, Joonas