Re: [REGRESSION] mainline/master: (build) in arch/arm/kernel/entry-common.o (/tmp/kci/linux/scripts/Makefile...

+ Ard

On Mon, Aug 17, 2026 at 11:00 PM Thorsten Leemhuis
<[email protected]> wrote:
>
> On 8/18/26 02:59, KernelCI bot wrote:
> > New build issue found on mainline/master:
> >
> > ---
> >  in arch/arm/kernel/entry-common.o (/tmp/kci/linux/scripts/Makefile.build:435) [logspec:kbuild,kbuild.compiler]
> > ---
> >
> > Log excerpt:
> > =====================================================
>
> Missing for some reason. See below for one, grabbed it from
> https://d.kernelci.org/log-viewer?itemId=maestro%3A6a838f2962f33761c0d6680b&type=build&url=https%3A%2F%2Ffiles.kernelci.org%2Fkbuild-clang-21-arm-allmodconfig-6a838f2962f33761c0d6680b%2Fbuild.log.gz
>
> Nathan, Nick, do you still care about clang problems like this?

Yes, from the logs, it looks like ARCH=arm allmodconfig with clang-21
(perhaps, there's a funny warning about the compiler version in the
logs).

> And do
> you by chance know what's wrong here?
>
> """
> <instantiation>:2:11: error: out of range pc-relative fixup value
>  ldr r10, =__per_cpu_offset
>           ^
> <instantiation>:2:11: error: out of range pc-relative fixup value
>  ldr tsk, =__current
>           ^
> <instantiation>:2:11: error: out of range pc-relative fixup value
>  ldr tsk, =__current
>           ^

Smells like the same problem that was addressed by
commit 5fe41793bc78 ("ARM: 9176/1: avoid literal references in inline assembly")

What tree was being tested? 5fe41793bc78 landed in v5.18-rc1. Whatever
was being tested is probably missing that patch.

> make[5]: *** [/tmp/kci/linux/scripts/Makefile.build:435:
> arch/arm/kernel/entry-common.o] Error 1
> make[5]: Target 'arch/arm/kernel/' not remade because of errors.
> make[4]: *** [/tmp/kci/linux/scripts/Makefile.build:549:
> arch/arm/kernel] Error 2
> make[4]: Target 'arch/arm/' not remade because of errors.
> make[3]: *** [/tmp/kci/linux/scripts/Makefile.build:549: arch/arm] Error 2
> make[3]: Target './' not remade because of errors.
> make[2]: *** [/tmp/kci/linux/Makefile:2187: .] Error 2
> make[2]: Target '__all' not remade because of errors.
> make[1]: *** [/tmp/kci/linux/Makefile:248: __sub-make] Error 2
> make[1]: Target '__all' not remade because of errors.
> make: *** [Makefile:248: __sub-make] Error 2
> make: Target '__all' not remade because of errors.
> """
> Ciao, Thorsten
>
>
> > =====================================================
> >
> > When fixing this issue, please attribute this report according to the
> > patch submission rules:
> >
> > Reported-by: kernelci.org bot <[email protected]>
> > Link: https://lore.kernel.org/all/[email protected]/
> >
> > For complete logs and details about the environment used, see the issue
> > on the KernelCI dashboard:
> >
> > - dashboard: https://d.kernelci.org/i/maestro:5d5ba40a9374919c6038ec3e50f54dbe70a37c03
> > - giturl: https://git.kernel.org/pub/scm/linux/kernel/git/torvalds/linux.git
> > - commit HEAD:  ff68e5f557f69a08fdcfa4ce8b1b809d63bd4f45
> >
> > # Builds where the incident occurred:
> >
> > ## defconfig+allmodconfig+CONFIG_FRAME_WARN=2048 on (arm):
> > - compiler: clang-21
> > - config: None
> > - dashboard: https://d.kernelci.org/build/maestro:6a838f2962f33761c0d6680b
> >
> > #regzbot introduced: 8d3ae59288f1e7d58d76558a6ee96d533bc5019f..ff68e5f557f69a08fdcfa4ce8b1b809d63bd4f45
> > #regzbot link: https://d.kernelci.org/i/maestro:5d5ba40a9374919c6038ec3e50f54dbe70a37c03
> >
> > #kernelci issue maestro:5d5ba40a9374919c6038ec3e50f54dbe70a37c03
> >
> > --
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> >
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> >
>


-- 
Thanks,
~Nick Desaulniers