reproduce (this is a W=1 build): git clone https://github.com/intel/lkp-tests.git ~/lkp-tests git remote add tnguy-net-queue https://git.kernel.org/pub/scm/linux/kernel/git/tnguy/net-queue.git git fetch tnguy-net-queue dev-queue git checkout tnguy-net-queue/dev-queue b4 shazam https://lore.kernel.org/r/20240609085735.6253-1-richard.chien@hpe.com # save the config file mkdir build_dir && cp config build_dir/.config COMPILER_INSTALL_PATH=$HOME/0day COMPILER=clang-18 ~/lkp-tests/kbuild/make.cross W=1 O=build_dir ARCH=x86_64 olddefconfig COMPILER_INSTALL_PATH=$HOME/0day COMPILER=clang-18 ~/lkp-tests/kbuild/make.cross W=1 O=build_dir ARCH=x86_64 SHELL=/bin/bash drivers/net/ethernet/intel/ixgbe/