reproduce (this is a W=1 build): git remote add axboe-block https://git.kernel.org/pub/scm/linux/kernel/git/axboe/linux-block.git git fetch axboe-block for-next git checkout axboe-block/for-next b4 shazam https://lore.kernel.org/r/20241030180112.4635-10-joshi.k@samsung.com # 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 block/