reproduce (this is a W=1 build): git clone https://github.com/intel/lkp-tests.git ~/lkp-tests git remote add openeuler https://gitee.com/openeuler/kernel.git git fetch --no-tags openeuler OLK-6.6 git checkout 3e9e723f3bf92a19e5e15dda89bbb136ce463294 # save the config file mkdir build_dir && cp config build_dir/.config ~/lkp-tests/kbuild/make.cross W=1 O=build_dir ARCH=arm64 olddefconfig ~/lkp-tests/kbuild/make.cross W=1 O=build_dir ARCH=arm64 SHELL=/bin/bash drivers/platform/mpam/