Following Build regressions warnings / errors noticed on Linux next-20230207.
Regressions found on x86_64:
- build/clang-15-lkftconfig-compat - build/clang-nightly-lkftconfig - build/clang-15-lkftconfig - build/clang-15-lkftconfig-kcsan - build/clang-lkftconfig
In file included from arch/x86/entry/vdso/vdso32/vgetcpu.c:2: In file included from arch/x86/entry/vdso/vdso32/../vgetcpu.c:8: In file included from include/linux/kernel.h:22: In file included from include/linux/bitops.h:68: In file included from arch/x86/include/asm/bitops.h:420: arch/x86/include/asm/arch_hweight.h:49:15: error: invalid input size for constraint 'D' : REG_IN (w)); ^ In file included from arch/x86/entry/vdso/vdso32/vgetcpu.c:2: In file included from arch/x86/entry/vdso/vdso32/../vgetcpu.c:8: In file included from include/linux/kernel.h:25: In file included from include/linux/math.h:6: arch/x86/include/asm/div64.h:85:34: error: invalid output size for constraint '=a' asm ("mulq %2; divq %3" : "=a" (q) ^ 2 errors generated.
Reported-by: Linux Kernel Functional Testing lkft@linaro.org
Following config diff found. + CONFIG_COMPAT_WARN_32BIT_FILESYSTEM_ACCESS=y
Build details link, https://qa-reports.linaro.org/lkft/linux-next-master/build/next-20230207/tes...
# To install tuxmake on your system globally: # sudo pip3 install -U tuxmake # # See https://docs.tuxmake.org/ for complete documentation. # Original tuxmake command with fragments listed below. tuxmake \ --runtime podman \ --target-arch x86_64 \ --toolchain clang-15 \ --kconfig defconfig \ --kconfig-add https://raw.githubusercontent.com/Linaro/meta-lkft/kirkstone/meta/recipes-ke... \ --kconfig-add https://raw.githubusercontent.com/Linaro/meta-lkft/kirkstone/meta/recipes-ke... \ --kconfig-add https://raw.githubusercontent.com/Linaro/meta-lkft/kirkstone/meta/recipes-ke... \ --kconfig-add https://raw.githubusercontent.com/Linaro/meta-lkft/kirkstone/meta/recipes-ke... \ --kconfig-add https://raw.githubusercontent.com/Linaro/meta-lkft/kirkstone/meta/recipes-ke... \ --kconfig-add CONFIG_IGB=y \ --kconfig-add CONFIG_UNWINDER_FRAME_POINTER=y LLVM=1 LLVM_IAS=1
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