reproduce (this is a W=1 build):
        git clone https://github.com/intel/lkp-tests.git ~/lkp-tests
        # https://github.com/yiliu1765/iommufd/commit/aa93c979a57a5a050175b1d62886d9eb31dc0a6c
        git remote add yiliu1765-iommufd https://github.com/yiliu1765/iommufd.git
        git fetch --no-tags yiliu1765-iommufd wip/iommufd_pasid-20240830-notest-yet
        git checkout aa93c979a57a5a050175b1d62886d9eb31dc0a6c
        # save the config file
        mkdir build_dir && cp config build_dir/.config
        COMPILER_INSTALL_PATH=$HOME/0day COMPILER=gcc-14.1.0 ~/lkp-tests/kbuild/make.cross W=1 O=build_dir ARCH=loongarch olddefconfig
        COMPILER_INSTALL_PATH=$HOME/0day COMPILER=gcc-14.1.0 ~/lkp-tests/kbuild/make.cross W=1 O=build_dir ARCH=loongarch SHELL=/bin/bash drivers/crypto/hisilicon/zip/ drivers/dma/ drivers/i2c/busses/ drivers/iommu/iommufd/ drivers/remoteproc/