reproduce (this is a W=1 build): # https://git.kernel.org/pub/scm/linux/kernel/git/gustavoars/linux.git/commit/?id=f2ca068393cf1157c12ab08556b05824eec16511 git remote add gustavoars https://git.kernel.org/pub/scm/linux/kernel/git/gustavoars/linux.git git fetch --no-tags gustavoars testing/wfamnae-next20240912 git checkout f2ca068393cf1157c12ab08556b05824eec16511 # 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 kernel/bpf/