reproduce (this is a W=1 build):
        git remote add pxa1908-mainline https://gitlab.com/pxa1908-mainline/linux
        git fetch --no-tags pxa1908-mainline pxa1908/master
        git checkout 1325efda2cf6f3a8867bfff2446c7b56f95262f6

        git clone https://github.com/intel/lkp-tests.git ~/lkp-tests

        # save the config file
        mkdir build_dir && cp config build_dir/.config
        COMPILER_INSTALL_PATH=$HOME/0day COMPILER=gcc-15.1.0 ~/lkp-tests/kbuild/make.cross W=1 O=build_dir ARCH=m68k olddefconfig
        COMPILER_INSTALL_PATH=$HOME/0day COMPILER=gcc-15.1.0 ~/lkp-tests/kbuild/make.cross W=1 O=build_dir ARCH=m68k SHELL=/bin/bash drivers/net/wireless/marvell/mwifiex/