linux-kernel - Re: New warning `cryptd: no symbol version for this_cpu

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Message-ID: <CAFULd4Z48Vh_UW6+Q-BJ3c42eo7QaKhAbhZRX+Eegx0Te4+z6g@mail.gmail.com>
Date: Thu, 3 Apr 2025 15:14:35 +0200
From: Uros Bizjak <ubizjak@...il.com>
To: Paul Menzel <pmenzel@...gen.mpg.de>
Cc: Thomas Gleixner <tglx@...utronix.de>, Ingo Molnar <mingo@...hat.com>, Borislav Petkov <bp@...en8.de>, 
	Dave Hansen <dave.hansen@...ux.intel.com>, x86@...nel.org, 
	LKML <linux-kernel@...r.kernel.org>, regressions@...ts.linux.dev, 
	Brian Gerst <brgerst@...il.com>, Nadav Amit <nadav.amit@...il.com>, 
	Andrew Morton <akpm@...ux-foundation.org>
Subject: Re: New warning `cryptd: no symbol version for this_cpu_off`

On Thu, Apr 3, 2025 at 2:30 PM Paul Menzel <pmenzel@...gen.mpg.de> wrote:
>
> #regzbot ^introduced: 6a367577153a
>
> [To: +Uros, Cc: +Nadav, +Andrew]
>
>
> Dear Linux folks,
>
>
> Am 03.04.25 um 09:35 schrieb Paul Menzel:
>
> > On the Intel Kaby Lake laptop Dell XPS 13 9360, updating from
> > 6.14.0-11270-g08733088b566 to 6.14.0-12456-gacc4d5ff0b61, Linux logs the
> > new warning below:
> >
> >      cryptd: no symbol version for this_cpu_off
> >
> > I haven’t bisected it, but could it be commit 06aa03056f90 (x86/smp:
> > Move this_cpu_off to percpu hot section). It says to have no functional
> > change though.
>
> `git bisect` led to commit 6a367577153a (percpu/x86: enable strict
> percpu checks via named AS qualifiers).
>
>      $ git bisect start
>      $ git bisect good 08733088b566
>      $ git bisect bad acc4d5ff0b61

Can you please post your .config?

Uros.