reproduce (this is a W=1 build):
        git checkout 63804fed149a6750ffd28610c5c1c98cce6bd377
        b4 shazam https://lore.kernel.org/r/20260202-axiado-ax3000-usb-device-controller-v1-2-45ce0a8b014f@axiado.com

        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=$HOME/0day COMPILER=gcc-11.5.0 ~/lkp-tests/kbuild/make.cross W=1 O=build_dir ARCH=nios2 olddefconfig
        COMPILER_INSTALL_PATH=$HOME/0day COMPILER=gcc-11.5.0 ~/lkp-tests/kbuild/make.cross W=1 O=build_dir ARCH=nios2 SHELL=/bin/bash drivers/usb/gadget/udc/