Message-ID: <CA+G9fYvL0ZXnqujn9iNvy59R1gzX10Of_VLRmad5yg1aGxO_ZQ@mail.gmail.com>
Date: Wed, 30 Apr 2025 22:28:57 +0530
From: Naresh Kamboju <naresh.kamboju@...aro.org>
To: Greg Kroah-Hartman <gregkh@...uxfoundation.org>
Cc: stable@...r.kernel.org, patches@...ts.linux.dev, 
	linux-kernel@...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, pavel@...x.de, 
	jonathanh@...dia.com, f.fainelli@...il.com, sudipm.mukherjee@...il.com, 
	srw@...dewatkins.net, rwarsow@....de, conor@...nel.org, hargar@...rosoft.com, 
	broonie@...nel.org
Subject: Re: [PATCH 6.12 000/280] 6.12.26-rc1 review

On Tue, 29 Apr 2025 at 22:55, Greg Kroah-Hartman
<gregkh@...uxfoundation.org> wrote:
>
> This is the start of the stable review cycle for the 6.12.26 release.
> There are 280 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 Thu, 01 May 2025 16:10:15 +0000.
> Anything received after that time might be too late.
>
> The whole patch series can be found in one patch at:
>         https://www.kernel.org/pub/linux/kernel/v6.x/stable-review/patch-6.12.26-rc1.gz
> or in the git tree and branch at:
>         git://git.kernel.org/pub/scm/linux/kernel/git/stable/linux-stable-rc.git linux-6.12.y
> and the diffstat can be found below.
>
> thanks,
>
> greg k-h


Regressions on s390 build regressions with defconfig with gcc-13/8 and
clang-20/clang-nightly on the stable-rc 6.12.26-rc1.

* s390, build
  - clang-20-defconfig
  - clang-nightly-defconfig
  - clang-nightly-lkftconfig-hardening
  - clang-nightly-lkftconfig-lto-full
  - clang-nightly-lkftconfig-lto-thing
  - gcc-13-allmodconfig
  - gcc-13-defconfig
  - gcc-13-lkftconfig-hardening
  - gcc-8-defconfig-fe40093d
  - gcc-8-lkftconfig-hardening
  - korg-clang-20-lkftconfig-hardening
  - korg-clang-20-lkftconfig-lto-full
  - korg-clang-20-lkftconfig-lto-thing

Regression Analysis:
 - New regression? Yes
 - Reproducibility? Yes

Build regression: s390 pci_fixup.c no member named 'non_mappable_bars'
in 'struct pci_dev'

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

## Build error s390
include/asm-generic/io.h:736:21: warning: performing pointer
arithmetic on a null pointer has undefined behavior
[-Wnull-pointer-arithmetic]
  736 |         writesl(PCI_IOBASE + addr, buffer, count);
      |                 ~~~~~~~~~~ ^
arch/s390/pci/pci_fixup.c:19:8: error: no member named
'non_mappable_bars' in 'struct pci_dev'
   19 |         pdev->non_mappable_bars = 1;
      |         ~~~~  ^
12 warnings and 1 error generated.

## Build s390
* Build log:  https://qa-reports.linaro.org/lkft/linux-stable-rc-linux-6.12.y/build/v6.12.24-499-g990f4938689a/testrun/28265216/suite/build/test/clang-20-defconfig/log
* Build history:
https://qa-reports.linaro.org/lkft/linux-stable-rc-linux-6.12.y/build/v6.12.24-499-g990f4938689a/testrun/28265216/suite/build/test/clang-20-defconfig/history/
* Build details:
https://qa-reports.linaro.org/lkft/linux-stable-rc-linux-6.12.y/build/v6.12.24-499-g990f4938689a/testrun/28265216/suite/build/test/clang-20-defconfig/details/
* Build link: https://storage.tuxsuite.com/public/linaro/lkft/builds/2wPferDpcis0NyPDGQjav2hUYrd/
* Kernel config:
https://storage.tuxsuite.com/public/linaro/lkft/builds/2wPferDpcis0NyPDGQjav2hUYrd/config
* Toolchain: gcc-8 gcc-13 clang-20 clang-nightly


## Build
* kernel: 6.12.26-rc1
* git: https://git.kernel.org/pub/scm/linux/kernel/git/stable/linux-stable-rc.git
* git commit: 990f4938689a6e1e62fecab4342d21ae2a0d5136
* git describe: v6.12.24-499-g990f4938689a
* test details:
https://qa-reports.linaro.org/lkft/linux-stable-rc-linux-6.12.y/build/v6.12.24-499-g990f4938689a

## Test Regressions (compared to v6.12.24-224-g56d2398227a2)
* s390, build
  - clang-20-defconfig
  - clang-nightly-defconfig
  - clang-nightly-lkftconfig-hardening
  - clang-nightly-lkftconfig-lto-full
  - clang-nightly-lkftconfig-lto-thing
  - gcc-13-allmodconfig
  - gcc-13-defconfig
  - gcc-13-lkftconfig-hardening
  - gcc-8-defconfig-fe40093d
  - gcc-8-lkftconfig-hardening
  - korg-clang-20-lkftconfig-hardening
  - korg-clang-20-lkftconfig-lto-full
  - korg-clang-20-lkftconfig-lto-thing

## Metric Regressions (compared to v6.12.24-224-g56d2398227a2)

## Test Fixes (compared to v6.12.24-224-g56d2398227a2)

## Metric Fixes (compared to v6.12.24-224-g56d2398227a2)

## Test result summary
total: 142554, pass: 117555, fail: 6231, skip: 18376, xfail: 392

## Build Summary
* arc: 5 total, 5 passed, 0 failed
* arm: 139 total, 137 passed, 2 failed
* arm64: 57 total, 56 passed, 1 failed
* i386: 18 total, 16 passed, 2 failed
* mips: 34 total, 33 passed, 1 failed
* parisc: 4 total, 4 passed, 0 failed
* powerpc: 40 total, 40 passed, 0 failed
* riscv: 25 total, 23 passed, 2 failed
* s390: 22 total, 8 passed, 14 failed
* sh: 5 total, 5 passed, 0 failed
* sparc: 4 total, 3 passed, 1 failed
* x86_64: 49 total, 42 passed, 7 failed

## Test suites summary
* boot
* commands
* kselftest-arm64
* kselftest-breakpoints
* kselftest-capabilities
* kselftest-cgroup
* kselftest-clone3
* kselftest-core
* kselftest-cpu-hotplug
* kselftest-cpufreq
* kselftest-efivarfs
* kselftest-exec
* kselftest-fpu
* kselftest-ftrace
* kselftest-futex
* kselftest-gpio
* kselftest-intel_pstate
* kselftest-ipc
* kselftest-kcmp
* kselftest-kvm
* kselftest-livepatch
* kselftest-membarrier
* kselftest-memfd
* kselftest-mincore
* kselftest-mqueue
* kselftest-net
* kselftest-net-mptcp
* kselftest-openat2
* kselftest-ptrace
* kselftest-rseq
* kselftest-rtc
* kselftest-seccomp
* kselftest-sigaltstack
* kselftest-size
* kselftest-tc-testing
* kselftest-timers
* kselftest-tmpfs
* kselftest-tpm2
* kselftest-user_events
* kselftest-vDSO
* kselftest-x86
* kunit
* kvm-unit-tests
* lava
* libgpiod
* libhugetlbfs
* log-parser-boot
* log-parser-build-clang
* log-parser-build-gcc
* log-parser-test
* ltp-capability
* ltp-commands
* ltp-containers
* ltp-controllers
* ltp-cpuhotplug
* ltp-crypto
* ltp-cve
* ltp-dio
* ltp-fcntl-locktests
* ltp-fs
* ltp-fs_bind
* ltp-fs_perms_simple
* ltp-hugetlb
* ltp-ipc
* ltp-math
* ltp-mm
* ltp-nptl
* ltp-pty
* ltp-sched
* ltp-smoke
* ltp-syscalls
* ltp-tracing
* perf
* rcutorture
* rt-tests-cyclicdeadline
* rt-tests-pi-stress
* rt-tests-pmqtest
* rt-tests-rt-migrate-test
* rt-tests-signaltest

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

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