Hi Fangzheng, kernel test robot noticed the following build errors: [auto build test ERROR on akpm-mm/mm-everything] [also build test ERROR on linus/master v6.11 next-20240925] [cannot apply to vbabka-slab/for-next] [If your patch is applied to the wrong git tree, kindly drop us a note. And when submitting patch, we suggest to use '--base' as documented in https://git-scm.com/docs/git-format-patch#_base_tree_information] url: https://github.com/intel-lab-lkp/linux/commits/Fangzheng-Zhang/mm-slub-Add-panic-function-when-slub-leaks/20240925-112601 base: https://git.kernel.org/pub/scm/linux/kernel/git/akpm/mm.git mm-everything patch link: https://lore.kernel.org/r/20240925032256.1782-2-fangzheng.zhang%40unisoc.com patch subject: [PATCH 1/2] mm/slub: Add panic function when slub leaks config: x86_64-allnoconfig (https://download.01.org/0day-ci/archive/20240925/202409251929.fHee67vM-lkp@xxxxxxxxx/config) compiler: clang version 18.1.8 (https://github.com/llvm/llvm-project 3b5b5c1ec4a3095ab096dd780e84d7ab81f3d7ff) reproduce (this is a W=1 build): (https://download.01.org/0day-ci/archive/20240925/202409251929.fHee67vM-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/202409251929.fHee67vM-lkp@xxxxxxxxx/ All errors (new ones prefixed by >>): >> mm/slub.c:7354:2: error: unterminated conditional directive 7354 | #ifdef CONFIG_SLUB_LEAK_PANIC | ^ 1 error generated. vim +7354 mm/slub.c 7350 7351 /* 7352 * The /sys/module/slub ABI 7353 */ > 7354 #ifdef CONFIG_SLUB_LEAK_PANIC 7355 /* 7356 * What: /sys/module/slub/parameters/leak_panic 7357 * /sys/module/slub/parameters/leak_panic_threshold 7358 * Date: Sep 2024 7359 * KernelVersion: v6.6+ 7360 * Description: Used for slub memory leak check. When the user 7361 * successfully allocates the slub page, it also performs 7362 * statistics on the total slub usage in the system. 7363 * When the usage exceeds the set value 7364 * (threshold * memtotal / 100), it is considered that 7365 * there is a risk of slub leakage in the system at this time. 7366 * A panic operation will be triggered. 7367 * Users: userspace 7368 */ 7369 MODULE_PARM_DESC(leak_panic, "Disable/Enable slub_leak_panic"); 7370 module_param_named(leak_panic, slub_leak_panic_enabled, bool, 0644); 7371 -- 0-DAY CI Kernel Test Service https://github.com/intel/lkp-tests/wiki