[Bug 207383] [Regression] 5.7 amdgpu/polaris11 gpf: amdgpu_atomic_commit_tail

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https://bugzilla.kernel.org/show_bug.cgi?id=207383

--- Comment #82 from mnrzk at protonmail.com ---
(In reply to Kees Cook from comment #81)
> I assume this is the change, BTW:
> 
> diff --git a/drivers/gpu/drm/amd/display/amdgpu_dm/amdgpu_dm.h
> b/drivers/gpu/drm/amd/display/amdgpu_dm/amdgpu_dm.h
> index d61186ff411d..2b8da2b17a5d 100644
> --- a/drivers/gpu/drm/amd/display/amdgpu_dm/amdgpu_dm.h
> +++ b/drivers/gpu/drm/amd/display/amdgpu_dm/amdgpu_dm.h
> @@ -424,6 +424,8 @@ struct dm_crtc_state {
>  struct dm_atomic_state {
>         struct drm_private_state base;
>  
> +       /* This will be overwritten by the freelist pointer during kfree() */
> +       void *padding;
>         struct dc_state *context;
>  };

Yeah that's exactly the change I made, save for the comment of course.

I just got around to actually testing it and it appears to still crash.
Either my hypothesis was wrong or I'm doing something wrong here.

Do you have any ideas?

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