linux-kernel - Re: linux-next-20251029

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Message-ID: <105884.1762399131@turing-police>
Date: Wed, 05 Nov 2025 22:18:51 -0500
From: "Valdis Klētnieks" <valdis.kletnieks@...edu>
To: Amit Dhingra <mechanicalamit@...il.com>
cc: Timur Kristóf <timur.kristof@...il.com>,
    Alex Deucher <alexander.deucher@....com>,
    Leo Li <sunpeng.li@....com>, David Airlie <airlied@...il.com>,
    amd-gfx list <amd-gfx@...ts.freedesktop.org>,
    dri-devel <dri-devel@...ts.freedesktop.org>,
    linux-kernel@...r.kernel.org, Kees Cook <kees@...nel.org>,
    linux-hardening@...r.kernel.org
Subject: Re: linux-next-20251029 - build error in amdgpu

On Wed, 05 Nov 2025 18:34:05 -0800, Amit Dhingra said:

> I have the same problem.
>  ...

> Setting RANDSTRUCT_NONE=y seems to stop the error.
>
> [1] https://lore.kernel.org/all/2025062439-tamer-diner-68e9@gregkh/

Wow.  I wouldn't have guessed that RANDSTRUCT would be the cause...
However, RANDSTRUCT_NONE=y does make dce_stream_encoder.c compile cleanly.

<insert Twilight Zone theme music here>

Adding Kees Cook and the linux-hardening list to the cc:, hope somebody has an
idea what's going on.

........