tree: https://git.kernel.org/pub/scm/linux/kernel/git/arnd/playground.git mm-6.9-test-merge-for-roxell head: f6cdadcb0c9861e379739044d6e4a20911da851a commit: de0ecc240fae03c3bb887c6265bc9a1529b600fb [62/421] mm/slub: avoid recursive loop with kmemleak config: i386-allmodconfig (https://download.01.org/0day-ci/archive/20240823/202408231147.3U7tgk1x-lkp@xxxxxxxxx/config) compiler: gcc-12 (Debian 12.2.0-14) 12.2.0 reproduce (this is a W=1 build): (https://download.01.org/0day-ci/archive/20240823/202408231147.3U7tgk1x-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/202408231147.3U7tgk1x-lkp@xxxxxxxxx/ All error/warnings (new ones prefixed by >>): mm/kmemleak.c: In function 'mem_pool_alloc': >> mm/kmemleak.c:466:26: error: implicit declaration of function 'kmem_cache_alloc_noprof'; did you mean 'kmem_cache_alloc_node'? [-Werror=implicit-function-declaration] 466 | object = kmem_cache_alloc_noprof(object_cache, gfp_kmemleak_mask(gfp)); | ^~~~~~~~~~~~~~~~~~~~~~~ | kmem_cache_alloc_node >> mm/kmemleak.c:466:24: warning: assignment to 'struct kmemleak_object *' from 'int' makes pointer from integer without a cast [-Wint-conversion] 466 | object = kmem_cache_alloc_noprof(object_cache, gfp_kmemleak_mask(gfp)); | ^ mm/kmemleak.c: In function 'add_scan_area': >> mm/kmemleak.c:950:22: warning: assignment to 'struct kmemleak_scan_area *' from 'int' makes pointer from integer without a cast [-Wint-conversion] 950 | area = kmem_cache_alloc_noprof(scan_area_cache, gfp_kmemleak_mask(gfp)); | ^ cc1: some warnings being treated as errors vim +466 mm/kmemleak.c 455 456 /* 457 * Memory pool allocation and freeing. kmemleak_lock must not be held. 458 */ 459 static struct kmemleak_object *mem_pool_alloc(gfp_t gfp) 460 { 461 unsigned long flags; 462 struct kmemleak_object *object; 463 464 /* try the slab allocator first */ 465 if (object_cache) { > 466 object = kmem_cache_alloc_noprof(object_cache, gfp_kmemleak_mask(gfp)); 467 if (object) 468 return object; 469 } 470 471 /* slab allocation failed, try the memory pool */ 472 raw_spin_lock_irqsave(&kmemleak_lock, flags); 473 object = list_first_entry_or_null(&mem_pool_free_list, 474 typeof(*object), object_list); 475 if (object) 476 list_del(&object->object_list); 477 else if (mem_pool_free_count) 478 object = &mem_pool[--mem_pool_free_count]; 479 else 480 pr_warn_once("Memory pool empty, consider increasing CONFIG_DEBUG_KMEMLEAK_MEM_POOL_SIZE\n"); 481 raw_spin_unlock_irqrestore(&kmemleak_lock, flags); 482 483 return object; 484 } 485 -- 0-DAY CI Kernel Test Service https://github.com/intel/lkp-tests/wiki
