reproduce (this is a W=1 build): git remote add brauner-vfs https://git.kernel.org/pub/scm/linux/kernel/git/vfs/vfs.git git fetch brauner-vfs vfs.all git checkout brauner-vfs/vfs.all b4 shazam https://lore.kernel.org/r/tencent_EE134FDF8DFFA5E18D84121FDDE5DDB41907@qq.com # save the config file mkdir build_dir && cp config build_dir/.config make W=1 O=build_dir ARCH=i386 olddefconfig make W=1 O=build_dir ARCH=i386 SHELL=/bin/bash fs/ntfs3/