Re: linux-next: build failure after merge of the amdgpu tree

[Alex Deucher]

On Fri, Aug 7, 2026 at 11:44 AM Mark Brown <broonie@xxxxxxxxxx> wrote:
>
> Hi all,
>
> After merging the amdgpu tree, today's linux-next build (x86_64
> allmodconfig) failed like this:
>
> /tmp/next/build/drivers/gpu/drm/amd/amdgpu/../display/dc/dml2_0/dml21/src/dml2_core/dml2_core_dcn5_funcs_mode_programming.c:11:13: error: stack frame size (2400) exceeds limit (2048) in 'dcn5_mode_programming' [-Werror,-Wframe-larger-than]
>    11 | static bool dcn5_mode_programming(struct dml2_core_calcs_mode_programming_ex *in_out_params)
>       |             ^
> 1 error generated.
>
> Probably caused by commit
>
>    992694ad28584 (drm/amd/display: Enable DCN6 sources compilation)
>
> though I didn't specifically check.  I have used the tree from
> next-20260806 instead.

+ Ivan

What compiler were you using?  We are having trouble reproducing this.

Thanks!

Alex