reproduce (this is a W=1 build):
        # https://github.com/intel-lab-lkp/linux/commit/fc1fa4f39837b012424bc998a2cb81055328c0c1
        git remote add linux-review https://github.com/intel-lab-lkp/linux
        git fetch --no-tags linux-review J-rg-R-del/KVM-SEV-Document-SNP-direct-VMSA-userspace-ABI/20260908-123331
        git checkout fc1fa4f39837b012424bc998a2cb81055328c0c1

        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=$HOME/0day COMPILER=clang-22 ~/lkp-tests/kbuild/make.cross W=1 O=build_dir ARCH=x86_64 olddefconfig
        COMPILER_INSTALL_PATH=$HOME/0day COMPILER=clang-22 ~/lkp-tests/kbuild/make.cross W=1 O=build_dir ARCH=x86_64 SHELL=/bin/bash arch/x86/kvm/ net/wireless/