linux-kernel - Re: [PATCH] x86/stackprotector: fix build failure with CONFIG

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Message-ID: <20250311102326.GAZ9APHqe5aSQ1m5ND@fat_crate.local>
Date: Tue, 11 Mar 2025 11:23:26 +0100
From: Borislav Petkov <bp@...en8.de>
To: Ard Biesheuvel <ardb@...nel.org>
Cc: Brian Gerst <brgerst@...il.com>, Oleg Nesterov <oleg@...hat.com>,
	linux-kernel@...r.kernel.org, x86@...nel.org,
	Ingo Molnar <mingo@...nel.org>, "H . Peter Anvin" <hpa@...or.com>,
	Thomas Gleixner <tglx@...utronix.de>,
	Uros Bizjak <ubizjak@...il.com>, stable@...r.kernel.org,
	Fangrui Song <i@...kray.me>, Nathan Chancellor <nathan@...nel.org>,
	Andy Lutomirski <luto@...nel.org>
Subject: Re: [PATCH] x86/stackprotector: fix build failure with
 CONFIG_STACKPROTECTOR=n

On Mon, Mar 10, 2025 at 11:19:03PM +0100, Ard Biesheuvel wrote:
> and no error.

Oh fun.

> Could you capture the output of
> 
> objdump -dr .tmp_vmlinux2 --section .head.text
> 
> and share it somewhere please?

See attached.

Now lemme try to bisect it, see what this machine says since it is magically
toolchain or whatnot-specific. :-\

-- 
Regards/Gruss,
    Boris.

https://people.kernel.org/tglx/notes-about-netiquette

Download attachment "tmp_vmlinux2.disas.gz" of type "application/gzip" (28281 bytes)