linux-kernel - Re: [PATCH 6.8 000/715] 6.8.2-rc1 review

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Date: Mon, 25 Mar 2024 15:44:41 +0530
From: Naresh Kamboju <naresh.kamboju@...aro.org>
To: Sasha Levin <sashal@...nel.org>
Cc: linux-kernel@...r.kernel.org, stable@...r.kernel.org, 
	torvalds@...ux-foundation.org, akpm@...ux-foundation.org, linux@...ck-us.net, 
	shuah@...nel.org, patches@...nelci.org, lkft-triage@...ts.linaro.org, 
	florian.fainelli@...adcom.com, pavel@...x.de, 
	Thomas Zimmermann <tzimmermann@...e.de>
Subject: Re: [PATCH 6.8 000/715] 6.8.2-rc1 review

On Mon, 25 Mar 2024 at 04:05, Sasha Levin <sashal@...nel.org> wrote:
>
>
> This is the start of the stable review cycle for the 6.8.2 release.
> There are 715 patches in this series, all will be posted as a response
> to this one.  If anyone has any issues with these being applied, please
> let me know.
>
> Responses should be made by Tue Mar 26 10:34:31 PM UTC 2024.
> Anything received after that time might be too late.
>
> The whole patch series can be found in one patch at:
>         https://git.kernel.org/pub/scm/linux/kernel/git/stable/linux-stable-rc.git/patch/?id=linux-6.8.y&id2=v6.8.1
> or in the git tree and branch at:
>         git://git.kernel.org/pub/scm/linux/kernel/git/stable/linux-stable-rc.git linux-6.8.y
> and the diffstat can be found below.
>
> Thanks,
> Sasha

The Powerpc ppc6xx_defconfig build regressions stable rc branches

Build details,
 - ppc6xx_defconfig - linux-stable-rc-linux-6.8.y - gcc-13 - Failed
 - ppc6xx_defconfig - linux-stable-rc-linux-6.7.y - gcc-13 - Failed
 - ppc6xx_defconfig - linux-stable-rc-linux-6.6.y - gcc-13 - Failed
 - ppc6xx_defconfig - linux-stable-rc-linux-6.1.y - gcc-13 - Failed

 - ppc6xx_defconfig - linux-stable-rc-linux-5.15.y - gcc-12 - Failed
 - ppc6xx_defconfig - linux-stable-rc-linux-5.10.y - gcc-12 - Failed


Build error:
-----------
drivers/macintosh/via-pmu-backlight.c:21:20: error:

'FB_BACKLIGHT_LEVELS' undeclared here (not in a function)
   21 | static u8 bl_curve[FB_BACKLIGHT_LEVELS];
      |                    ^~~~~~~~~~~~~~~~~~~
In file included from include/linux/init.h:5,
                 from include/linux/printk.h:6,
                 from include/asm-generic/bug.h:22,
                 from arch/powerpc/include/asm/bug.h:116,
                 from include/linux/bug.h:5,
                 from include/linux/thread_info.h:13,
                 from arch/powerpc/include/asm/ptrace.h:342,
                 from drivers/macintosh/via-pmu-backlight.c:11:
drivers/macintosh/via-pmu-backlight.c: In function 'pmu_backlight_curve_lookup':
include/linux/minmax.h:31:9: error: first argument to
'__builtin_choose_expr' not a constant
   31 |
__builtin_choose_expr(__is_constexpr(is_signed_type(typeof(x))),
 \
      |         ^~~~~~~~~~~~~~~~~~~~~


Reported-by: Linux Kernel Functional Testing <lkft@...aro.org>

Steps to reproduce:
------------
# tuxmake --runtime podman --target-arch powerpc --toolchain gcc-13
--kconfig ppc6xx_defconfig


Links:
 - https://qa-reports.linaro.org/lkft/linux-stable-rc-linux-6.8.y/build/v6.8.1-715-gb0f6de60d946/testrun/23136379/suite/build/test/gcc-13-ppc6xx_defconfig/details/
 - https://storage.tuxsuite.com/public/linaro/lkft/builds/2e9dGALLBbylr7k4kq5DMdvqISo/


--
Linaro LKFT
https://lkft.linaro.org