Regressions on arm64 lkftconfig failed with gcc-12 on the Linux next-20250507.

First seen on the next-20250507 Good: next-20250506 Bad: next-20250507

Regressions found on arm64: - build/gcc-12-lkftconfig-graviton4

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

Build regression: arm64 local label `"3" (instance number 1 of a fb label)' is not defined

Reported-by: Linux Kernel Functional Testing lkft@linaro.org

## Build log arm64 /tmp/ccRYUGrZ.s: Assembler messages: /tmp/ccRYUGrZ.s: Error: local label `"3" (instance number 1 of a fb label)' is not defined make[5]: *** [scripts/Makefile.build:335: arch/arm64/lib/crypto/sha256-ce.o] Error 1

## Source * Kernel version: 6.15.0-rc5 * Git tree: https://kernel.googlesource.com/pub/scm/linux/kernel/git/next/linux-next.git * Git sha: 08710e696081d58163c8078e0e096be6d35c5fad * Git describe: next-20250507 * Project details: https://qa-reports.linaro.org/lkft/linux-next-master/build/next-20250507/ * Architectures: arm64 * Toolchains: clang-20, gcc-12 * Kconfigs: lkftconfig

## Build arm64 * Build log: https://qa-reports.linaro.org/lkft/linux-next-master/build/next-20250507/tes... * Build history: https://qa-reports.linaro.org/lkft/linux-next-master/build/next-20250507/tes... * Build details: https://qa-reports.linaro.org/lkft/linux-next-master/build/next-20250507/tes... * Build link: https://storage.tuxsuite.com/public/linaro/lkft/builds/2wl9II1HZVx3jggzwK4Wc... * Kernel config: https://storage.tuxsuite.com/public/linaro/lkft/builds/2wl9II1HZVx3jggzwK4Wc...

## Steps to reproduce on arm64 - tuxmake \ --runtime podman \ --target-arch arm64 \ --toolchain gcc-12 \ --kconfig defconfig \ --kconfig-add https://gitlab.com/Linaro/lkft/kernel-fragments/-/raw/main/graviton3_defconf... \ --kconfig-add https://gitlab.com/Linaro/lkft/kernel-fragments/-/raw/main/lkft.config \ --kconfig-add https://gitlab.com/Linaro/lkft/kernel-fragments/-/raw/main/lkft-crypto.confi... \ --kconfig-add https://gitlab.com/Linaro/lkft/kernel-fragments/-/raw/main/distro-overrides.... \ --kconfig-add https://gitlab.com/Linaro/lkft/kernel-fragments/-/raw/main/netdev.config \ --kconfig-add https://gitlab.com/Linaro/lkft/kernel-fragments/-/raw/main/systemd.config \ --kconfig-add https://gitlab.com/Linaro/lkft/kernel-fragments/-/raw/main/virtio.config \ --kconfig-add CONFIG_SYN_COOKIES=y \ --kconfig-add CONFIG_SCHEDSTATS=y debugkernel dtbs dtbs-legacy headers kernel modules

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