linux-kernel - Re: make ARCH=arm64 rustdoc fails on a x86 host with SCS enabled

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Message-ID: <ea796218-fa8b-42b1-b10e-87f2b6b92c06@oss.qualcomm.com>
Date: Mon, 28 Jul 2025 11:01:17 +0200
From: Konrad Dybcio <konrad.dybcio@....qualcomm.com>
To: Miguel Ojeda <miguel.ojeda.sandonis@...il.com>
Cc: Miguel Ojeda <ojeda@...nel.org>, Alex Gaynor <alex.gaynor@...il.com>,
        Boqun Feng <boqun.feng@...il.com>, Gary Guo <gary@...yguo.net>,
        Björn Roy Baron <bjorn3_gh@...tonmail.com>,
        Benno Lossin <lossin@...nel.org>,
        Andreas Hindborg <a.hindborg@...nel.org>,
        Alice Ryhl <aliceryhl@...gle.com>, Trevor Gross <tmgross@...ch.edu>,
        Danilo Krummrich <dakr@...nel.org>, rust-for-linux@...r.kernel.org,
        lkml <linux-kernel@...r.kernel.org>
Subject: Re: make ARCH=arm64 rustdoc fails on a x86 host with SCS enabled

On 7/27/25 11:25 AM, Miguel Ojeda wrote:
> On Tue, Jul 22, 2025 at 2:40 PM Miguel Ojeda
> <miguel.ojeda.sandonis@...il.com> wrote:
>>
>> Thanks, I can reproduce it -- I will send a patch.
> 
> It turns out it is a Rust compiler (`rustdoc`) bug -- filled:
> 
>     https://github.com/rust-lang/rust/issues/144521
> 
> I also sent a fix upstream, with a test similar to the kernel case:
> 
>     https://github.com/rust-lang/rust/pull/144523
> 
> And this is the patch to workaround it in the kernel for the time being:
> 
>     https://lore.kernel.org/rust-for-linux/20250727092317.2930617-1-ojeda@kernel.org/

Thanks for taking care of this!

Konrad