reproduce (this is a W=1 build):
        git remote add ti git://git.ti.com/ti-linux-kernel/ti-linux-kernel.git
        git fetch --no-tags ti ti-rt-linux-6.1.y-cicd
        git checkout 7ff6902b6e5082643c2d5dd34d34fc5a8e53d7d8
        # save the config file
        mkdir build_dir && cp config build_dir/.config
        make W=1 O=build_dir ARCH=i386 olddefconfig
        make W=1 O=build_dir ARCH=i386 SHELL=/bin/bash sound/soc/