reproduce (this is a W=1 build):
        # https://github.com/intel-lab-lkp/linux/commit/7cab8e74b4f11d29c3c1bc065fbdfc54b04ac102
        git remote add linux-review https://github.com/intel-lab-lkp/linux
        git fetch --no-tags linux-review Leon-Hwang/bpf-Extend-BPF-syscall-with-common-attributes-support/20260512-141718
        git checkout 7cab8e74b4f11d29c3c1bc065fbdfc54b04ac102

        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=$HOME/0day COMPILER=clang-20 ~/lkp-tests/kbuild/make.cross W=1 O=build_dir ARCH=x86_64 olddefconfig
        COMPILER_INSTALL_PATH=$HOME/0day COMPILER=clang-20 ~/lkp-tests/kbuild/make.cross W=1 O=build_dir ARCH=x86_64 SHELL=/bin/bash kernel/bpf/