From: Peter Zijlstra <peterz@infradead.org>
To: Miguel Ojeda <miguel.ojeda.sandonis@gmail.com>
Cc: "Paweł Anikiel" <panikiel@google.com>,
"Sami Tolvanen" <samitolvanen@google.com>,
"Kees Cook" <kees@kernel.org>,
"Alex Gaynor" <alex.gaynor@gmail.com>,
"Borislav Petkov" <bp@alien8.de>,
"Dave Hansen" <dave.hansen@linux.intel.com>,
"Ingo Molnar" <mingo@redhat.com>,
"Josh Poimboeuf" <jpoimboe@kernel.org>,
"Masahiro Yamada" <masahiroy@kernel.org>,
"Miguel Ojeda" <ojeda@kernel.org>,
"Thomas Gleixner" <tglx@linutronix.de>,
"Alice Ryhl" <aliceryhl@google.com>,
"Nathan Chancellor" <nathan@kernel.org>,
x86@kernel.org, linux-kernel@vger.kernel.org,
rust-for-linux@vger.kernel.org
Subject: Re: [PATCH] x86/Kconfig: make CFI_AUTO_DEFAULT depend on !RUST
Date: Thu, 10 Apr 2025 15:34:46 +0200 [thread overview]
Message-ID: <20250410133446.GF9833@noisy.programming.kicks-ass.net> (raw)
In-Reply-To: <CANiq72=Q_Z8KfV+n4z9wWVJsZwVevag=Vh3URe71XkUuWuqEDg@mail.gmail.com>
On Thu, Apr 10, 2025 at 03:27:55PM +0200, Miguel Ojeda wrote:
> On Thu, Apr 10, 2025 at 3:26 PM Peter Zijlstra <peterz@infradead.org> wrote:
> >
> > New compiler can't build old core?
>
> No, that is not intended to work -- `core` is tied to the compiler.
OMFG, you just gave me another reason to hate on this rust-bucket of a
language :-/ What language can't even build an old version of its own
runtime :-(
Anyway, given this core nonsense is now CFI unsound, it is no longer
suitable to build the kernel. So either refrain from using part of the
core that trips this, or get it fixed asap.
next prev parent reply other threads:[~2025-04-10 13:34 UTC|newest]
Thread overview: 45+ messages / expand[flat|nested] mbox.gz Atom feed top
2025-04-10 11:54 Paweł Anikiel
2025-04-10 12:36 ` Peter Zijlstra
2025-04-10 12:45 ` Peter Zijlstra
2025-04-10 13:09 ` Peter Zijlstra
2025-04-10 13:18 ` Paweł Anikiel
2025-04-10 13:20 ` Alice Ryhl
2025-04-10 13:21 ` Miguel Ojeda
2025-04-10 13:26 ` Peter Zijlstra
2025-04-10 13:27 ` Miguel Ojeda
2025-04-10 13:34 ` Peter Zijlstra [this message]
2025-04-10 13:54 ` Miguel Ojeda
2025-04-10 13:57 ` Peter Zijlstra
2025-04-10 14:05 ` Miguel Ojeda
2025-04-10 14:15 ` Peter Zijlstra
2025-04-10 15:04 ` Alice Ryhl
2025-04-10 13:59 ` Alice Ryhl
2025-04-10 14:08 ` Peter Zijlstra
2025-04-10 14:54 ` Miguel Ojeda
2025-04-10 15:14 ` Peter Zijlstra
2025-04-10 18:01 ` Miguel Ojeda
2025-04-10 15:02 ` Alice Ryhl
2025-04-15 15:15 ` Miguel Ojeda
2025-04-16 10:38 ` Alice Ryhl
2025-04-16 20:20 ` Peter Zijlstra
2025-04-16 21:51 ` Kees Cook
2025-04-17 8:18 ` Peter Zijlstra
2025-04-17 18:40 ` Miguel Ojeda
2025-04-18 9:45 ` Peter Zijlstra
2025-05-06 22:19 ` Miguel Ojeda
2025-05-09 8:46 ` Alice Ryhl
2025-05-09 9:04 ` Miguel Ojeda
2025-05-09 9:11 ` Paweł Anikiel
2025-05-09 9:39 ` Alice Ryhl
2025-05-09 16:34 ` Kees Cook
2025-05-09 19:33 ` Miguel Ojeda
2025-04-10 13:12 ` Paweł Anikiel
2025-04-10 13:25 ` Peter Zijlstra
2025-04-10 15:45 ` [PATCH] objtool: Detect __nocfi calls Peter Zijlstra
2025-04-10 19:09 ` Josh Poimboeuf
2025-04-11 6:46 ` Peter Zijlstra
2025-04-10 19:32 ` Miguel Ojeda
2025-04-10 19:43 ` Sami Tolvanen
2025-04-11 6:44 ` Peter Zijlstra
2025-04-12 12:31 ` Peter Zijlstra
2025-04-10 13:50 ` [PATCH] x86/Kconfig: make CFI_AUTO_DEFAULT depend on !RUST Miguel Ojeda
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