reproduce (this is a W=1 build):
        # https://github.com/intel-lab-lkp/linux/commit/b6e8471b174f2264b132157c6a5b58fd8935e1c9
        git remote add linux-review https://github.com/intel-lab-lkp/linux
        git fetch --no-tags linux-review UPDATE-20260702-004403/K-Prateek-Nayak/x86-runtime-const-Introduce-runtime_const_mask_32/20260630-130124
        git checkout b6e8471b174f2264b132157c6a5b58fd8935e1c9
        # apt-get install sparse
        # sparse: v0.6.5-rc1

        # save the config file
        mkdir build_dir && cp config build_dir/.config
        make W=1 C=1 CF='-fdiagnostic-prefix -D__CHECK_ENDIAN__ -fmax-errors=unlimited -fmax-warnings=unlimited' O=build_dir ARCH=i386 olddefconfig
        make W=1 C=1 CF='-fdiagnostic-prefix -D__CHECK_ENDIAN__ -fmax-errors=unlimited -fmax-warnings=unlimited' O=build_dir ARCH=i386 SHELL=/bin/bash kernel/futex/