On Tue, Jun 24, 2025 at 12:46:15AM +0530, Naresh Kamboju wrote:
On Mon, 23 Jun 2025 at 18:40, Greg Kroah-Hartman gregkh@linuxfoundation.org wrote:
This is the start of the stable review cycle for the 5.4.295 release. There are 222 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 Wed, 25 Jun 2025 13:05:50 +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-5.4.295-rc1... or in the git tree and branch at: git://git.kernel.org/pub/scm/linux/kernel/git/stable/linux-stable-rc.git linux-5.4.y and the diffstat can be found below.
thanks,
greg k-h
Regressions on arm defconfig builds with gcc-12 and clang failed on the Linux stable-rc 5.4.295-rc1.
Regressions found on arm
- arm, build
- clang-20-axm55xx_defconfig
- clang-20-defconfig
- clang-20-lkftconfig
- clang-20-lkftconfig-no-kselftest-frag
- clang-nightly-axm55xx_defconfig
- clang-nightly-defconfig
- clang-nightly-lkftconfig
- gcc-12-axm55xx_defconfig
- gcc-12-defconfig
- gcc-12-lkftconfig
- gcc-12-lkftconfig-debug
- gcc-12-lkftconfig-kasan
- gcc-12-lkftconfig-kunit
- gcc-12-lkftconfig-libgpiod
- gcc-12-lkftconfig-no-kselftest-frag
- gcc-12-lkftconfig-perf
- gcc-12-lkftconfig-rcutorture
- gcc-8-axm55xx_defconfig
- gcc-8-defconfig
Regression Analysis:
- New regression? Yes
- Reproducibility? Yes
Build regression: stable-rc 5.4.295-rc1 arm kvm init.S Error selected processor does not support `eret' in ARM mode
Reported-by: Linux Kernel Functional Testing lkft@linaro.org
## Build errors arch/arm/kvm/init.S: Assembler messages: arch/arm/kvm/init.S:109: Error: selected processor does not support `eret' in ARM mode arch/arm/kvm/init.S:116: Error: Banked registers are not available with this architecture. -- `msr ELR_hyp,r1' arch/arm/kvm/init.S:145: Error: selected processor does not support `eret' in ARM mode arch/arm/kvm/init.S:149: Error: selected processor does not support `eret' in ARM mode make[2]: *** [scripts/Makefile.build:345: arch/arm/kvm/init.o] Error 1
and /tmp/cc0RDxs9.s: Assembler messages: /tmp/cc0RDxs9.s:45: Error: selected processor does not support `smc #0' in ARM mode /tmp/cc0RDxs9.s:94: Error: selected processor does not support `smc #0' in ARM mode /tmp/cc0RDxs9.s:160: Error: selected processor does not support `smc #0' in ARM mode /tmp/cc0RDxs9.s:296: Error: selected processor does not support `smc #0' in ARM mode make[3]: *** [/builds/linux/scripts/Makefile.build:262: drivers/firmware/qcom_scm-32.o] Error 1
That's odd, both clang and gcc don't like this? Any chance you can do 'git bisect' to track down the offending commit?
thanks,
greg k-h