reproduce (this is a W=1 build):
        # https://github.com/intel-lab-lkp/linux/commit/d7916d6794e6a7c02e96256f39f0e9a0d319c399
        git remote add linux-review https://github.com/intel-lab-lkp/linux
        git fetch --no-tags linux-review Rosen-Penev/usb-bcma-control-VBUS-via-a-regulator-instead-of-a-GPIO/20260920-141355
        git checkout d7916d6794e6a7c02e96256f39f0e9a0d319c399

        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=$HOME/0day COMPILER=gcc-16.1.0 ~/lkp-tests/kbuild/make.cross W=1 O=build_dir ARCH=csky olddefconfig
        COMPILER_INSTALL_PATH=$HOME/0day COMPILER=gcc-16.1.0 ~/lkp-tests/kbuild/make.cross W=1 O=build_dir ARCH=csky SHELL=/bin/bash drivers/usb/host/