linux-kernel - Re: linux-next: Tree for Oct 2

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Message-ID: <aN91pwLmB_2TwK77@stanley.mountain>
Date: Fri, 3 Oct 2025 10:05:11 +0300
From: Dan Carpenter <dan.carpenter@...aro.org>
To: Miguel Ojeda <miguel.ojeda.sandonis@...il.com>
Cc: rust-for-linux@...r.kernel.org, Mark Brown <broonie@...nel.org>,
	Miguel Ojeda <ojeda@...nel.org>,
	Alex Gaynor <alex.gaynor@...il.com>,
	Linux Next Mailing List <linux-next@...r.kernel.org>,
	Linux Kernel Mailing List <linux-kernel@...r.kernel.org>
Subject: Re: linux-next: Tree for Oct 2

On Thu, Oct 02, 2025 at 11:35:10PM +0200, Miguel Ojeda wrote:
> On Thu, Oct 2, 2025 at 10:10 PM Dan Carpenter <dan.carpenter@...aro.org> wrote:
> >
> >   RUSTC L rust/core.o
> > error: cannot find a built-in macro with name `define_opaque`
> >     --> /usr/lib/rustlib/src/rust/library/core/src/macros/mod.rs:1757:5
> >      |
> > 1757 | /     pub macro define_opaque($($tt:tt)*) {
> > 1758 | |         /* compiler built-in */
> > 1759 | |     }
> >      | |_____^
> >
> 
> Thanks Dan.
> 
> Hmm... Strange, it is the `core` library, which comes with the
> compiler and thus should always work.
> 
> So it sounds like a mismatch between the binary used and the sources
> of the standard library (or perhaps other kind of mismatch, like the
> wrong edition being passed, but from a quick look it doesn't seem like
> it).
> 
> I will try to reproduce it. Did you happen to recently upgrade the
> toolchain(s) or something like that, by chance? Are you using the
> Debian packages?

Yes.  I am using the debian packages.  To be honest, I don't know it I
broke it with an update.  It's possible.  I am all the way updated with
`apt dist-upgrade`.

I'm on rustc version 1.87.0+dfsg1-1.

regards.
dan carpenter