tree: https://git.kernel.org/pub/scm/linux/kernel/git/next/linux-next.git master head: fb4327106e5250ee360d0d8b056c1eef7eeb9a98 commit: 925c86a19bacf8ce10eb666328fb3fa5aff7b951 [6098/6910] fs: add CONFIG_BUFFER_HEAD config: arm-gemini_defconfig (https://download.01.org/0day-ci/archive/20230803/202308031810.pQzGmR1v-lkp@xxxxxxxxx/config) compiler: arm-linux-gnueabi-gcc (GCC) 12.3.0 reproduce: (https://download.01.org/0day-ci/archive/20230803/202308031810.pQzGmR1v-lkp@xxxxxxxxx/reproduce) If you fix the issue in a separate patch/commit (i.e. not just a new version of the same patch/commit), kindly add following tags | Reported-by: kernel test robot <lkp@xxxxxxxxx> | Closes: https://lore.kernel.org/oe-kbuild-all/202308031810.pQzGmR1v-lkp@xxxxxxxxx/ All errors (new ones prefixed by >>): arm-linux-gnueabi-ld: fs/romfs/storage.o: in function `romfs_dev_read': >> storage.c:(.text+0x64): undefined reference to `__brelse' >> arm-linux-gnueabi-ld: storage.c:(.text+0x9c): undefined reference to `__bread_gfp' arm-linux-gnueabi-ld: fs/romfs/storage.o: in function `romfs_dev_strnlen': storage.c:(.text+0x128): undefined reference to `__brelse' arm-linux-gnueabi-ld: storage.c:(.text+0x16c): undefined reference to `__bread_gfp' arm-linux-gnueabi-ld: fs/romfs/storage.o: in function `romfs_dev_strcmp': >> storage.c:(.text+0x22c): undefined reference to `__bread_gfp' >> arm-linux-gnueabi-ld: storage.c:(.text+0x27c): undefined reference to `__brelse' arm-linux-gnueabi-ld: storage.c:(.text+0x2a8): undefined reference to `__bread_gfp' arm-linux-gnueabi-ld: storage.c:(.text+0x2bc): undefined reference to `__brelse' arm-linux-gnueabi-ld: storage.c:(.text+0x2d4): undefined reference to `__brelse' arm-linux-gnueabi-ld: storage.c:(.text+0x2f4): undefined reference to `__brelse' arm-linux-gnueabi-ld: storage.c:(.text+0x304): undefined reference to `__brelse' -- 0-DAY CI Kernel Test Service https://github.com/intel/lkp-tests/wiki