reproduce (this is a W=1 build):
        # https://git.kernel.org/pub/scm/linux/kernel/git/i3c/linux.git/commit/?id=c5cc24aebe83528e160724e6d2bcda8e839f0bd0
        git remote add i3c https://git.kernel.org/pub/scm/linux/kernel/git/i3c/linux.git
        git fetch --no-tags i3c i3c/next
        git checkout c5cc24aebe83528e160724e6d2bcda8e839f0bd0

        # 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 drivers/i3c/