On Fri, 17 Oct 2025 at 21:16, Greg Kroah-Hartman gregkh@linuxfoundation.org wrote:
This is the start of the stable review cycle for the 5.15.195 release. There are 276 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 Sun, 19 Oct 2025 14:50:59 +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/v5.x/stable-review/patch-5.15.195-rc... or in the git tree and branch at: git://git.kernel.org/pub/scm/linux/kernel/git/stable/linux-stable-rc.git linux-5.15.y and the diffstat can be found below.
thanks,
greg k-h
The S390 build failed on stable-rc 5.15.195-rc1 with gcc-12, gcc-8 and clang-21 due to following build warnings / errors.
### Build error: drivers/s390/cio/device.c: In function 'purge_fn': drivers/s390/cio/device.c:1330:23: error: passing argument 1 of 'spin_lock_irq' from incompatible pointer type [-Werror=incompatible-pointer-types] 1330 | spin_lock_irq(&sch->lock); | ^~~~~~~~~~ | | | spinlock_t ** {aka struct spinlock **} In file included from drivers/s390/cio/device.c:16: include/linux/spinlock.h:387:55: note: expected 'spinlock_t *' {aka 'struct spinlock *'} but argument is of type 'spinlock_t **' {aka 'struct spinlock **'} 387 | static __always_inline void spin_lock_irq(spinlock_t *lock) | ~~~~~~~~~~~~^~~~ drivers/s390/cio/device.c:1353:25: error: passing argument 1 of 'spin_unlock_irq' from incompatible pointer type [-Werror=incompatible-pointer-types] 1353 | spin_unlock_irq(&sch->lock); | ^~~~~~~~~~ | | | spinlock_t ** {aka struct spinlock **} include/linux/spinlock.h:412:57: note: expected 'spinlock_t *' {aka 'struct spinlock *'} but argument is of type 'spinlock_t **' {aka 'struct spinlock **'} 412 | static __always_inline void spin_unlock_irq(spinlock_t *lock) | ~~~~~~~~~~~~^~~~ cc1: some warnings being treated as errors make[3]: *** [scripts/Makefile.build:289: drivers/s390/cio/device.o] Error 1
### Suspecting patches Suspecting commit,
s390/cio: Update purge function to unregister the unused subchannels [ Upstream commit 9daa5a8795865f9a3c93d8d1066785b07ded6073 ]
Build regressions: 5.15.195-rc1: S390: cio/device.c:1330:23: error: passing argument 1 of 'spin_lock_irq' from incompatible pointer type
Reported-by: Linux Kernel Functional Testing lkft@linaro.org
## Build * Build log: https://storage.tuxsuite.com/public/linaro/lkft/builds/34CVOf1lD7sJImDyWLFpI... * Build details: https://regressions.linaro.org/lkft/linux-stable-rc-linux-5.15.y/v5.15.194-2... * Build plan: https://tuxapi.tuxsuite.com/v1/groups/linaro/projects/lkft/builds/34CVOf1lD7... * Build link: https://storage.tuxsuite.com/public/linaro/lkft/builds/34CVOf1lD7sJImDyWLFpI... * Kernel config: https://storage.tuxsuite.com/public/linaro/lkft/builds/34CVOf1lD7sJImDyWLFpI...
### Steps to reproduce - tuxmake --runtime podman --target-arch s390 --toolchain gcc-12 --kconfig defconfig
## Build * kernel: 5.15.195-rc1 * git: https://git.kernel.org/pub/scm/linux/kernel/git/stable/linux-stable-rc.git * git commit: 06cf22cc87e00b878c310d5441981b7750f04078 * git describe: v5.15.194-277-g06cf22cc87e0 * test details: https://qa-reports.linaro.org/lkft/linux-stable-rc-linux-5.15.y/build/v5.15....
## Test Regressions (compared to v5.15.193-152-g2e59a3f5f544)
* s390, build - gcc-12-allnoconfig - gcc-12-defconfig - gcc-12-tinyconfig - gcc-8-allnoconfig - gcc-8-defconfig-fe40093d - gcc-8-tinyconfig
## Metric Regressions (compared to v5.15.193-152-g2e59a3f5f544)
## Test Fixes (compared to v5.15.193-152-g2e59a3f5f544)
## Metric Fixes (compared to v5.15.193-152-g2e59a3f5f544)
## Test result summary total: 54723, pass: 44299, fail: 2433, skip: 7666, xfail: 325
## Build Summary * arc: 5 total, 5 passed, 0 failed * arm: 101 total, 101 passed, 0 failed * arm64: 28 total, 27 passed, 1 failed * i386: 18 total, 18 passed, 0 failed * mips: 22 total, 22 passed, 0 failed * parisc: 3 total, 3 passed, 0 failed * powerpc: 22 total, 22 passed, 0 failed * riscv: 8 total, 8 passed, 0 failed * s390: 9 total, 0 passed, 9 failed * sh: 10 total, 10 passed, 0 failed * sparc: 6 total, 6 passed, 0 failed * x86_64: 24 total, 24 passed, 0 failed
## Test suites summary * boot * kselftest-arm64 * kselftest-breakpoints * kselftest-capabilities * kselftest-clone3 * kselftest-core * kselftest-cpu-hotplug * kselftest-exec * kselftest-fpu * kselftest-futex * kselftest-intel_pstate * kselftest-kcmp * kselftest-livepatch * kselftest-membarrier * kselftest-mincore * kselftest-mm * 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-math * ltp-mm * ltp-nptl * ltp-pty * ltp-sched * ltp-smoke * ltp-syscalls * ltp-tracing * perf * rcutorture
-- Linaro LKFT https://lkft.linaro.org