reproduce (this is a W=1 build): # https://git.kernel.org/pub/scm/linux/kernel/git/toke/linux.git/commit/?id=96cd8dc4671edf2d40a17ed13629be341995b8f5 git remote add toke https://git.kernel.org/pub/scm/linux/kernel/git/toke/linux.git git fetch --no-tags toke xdp-queueing-08 git checkout 96cd8dc4671edf2d40a17ed13629be341995b8f5 # save the config file mkdir build_dir && cp config build_dir/.config make W=1 O=build_dir ARCH=x86_64 olddefconfig make W=1 O=build_dir ARCH=x86_64 SHELL=/bin/bash net/core/