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X-CSE-ConnectionGUID: ZWasH4dUTp+bmIcCNqu1uA== X-CSE-MsgGUID: ctAu725kTz+iojdw8TyBwA== X-IronPort-AV: E=McAfee;i="6800,10657,11711"; a="95600904" X-IronPort-AV: E=Sophos;i="6.21,309,1763452800"; d="scan'208";a="95600904" Received: from fmviesa004.fm.intel.com ([10.60.135.144]) by orvoesa101.jf.intel.com with ESMTP/TLS/ECDHE-RSA-AES256-GCM-SHA384; 24 Feb 2026 10:54:08 -0800 X-CSE-ConnectionGUID: PZ0PD4OjRaGO0XoD1U21dg== X-CSE-MsgGUID: oOuji2MwSO6qVUbEwY8SOw== X-ExtLoop1: 1 X-IronPort-AV: E=Sophos;i="6.21,309,1763452800"; d="scan'208";a="219455954" Received: from lkp-server02.sh.intel.com (HELO a3936d6a266d) ([10.239.97.151]) by fmviesa004.fm.intel.com with ESMTP; 24 Feb 2026 10:54:05 -0800 Received: from kbuild by a3936d6a266d with local (Exim 4.98.2) (envelope-from ) id 1vuxXn-000000002MX-207S; Tue, 24 Feb 2026 18:54:03 +0000 Date: Wed, 25 Feb 2026 02:53:20 +0800 From: kernel test robot To: Suren Baghdasaryan , akpm@linux-foundation.org Cc: llvm@lists.linux.dev, oe-kbuild-all@lists.linux.dev, vbabka@suse.cz, harry.yoo@oracle.com, 00107082@163.com, cl@gentwo.org, rientjes@google.com, roman.gushchin@linux.dev, linux-mm@kvack.org, linux-kernel@vger.kernel.org, Suren Baghdasaryan Subject: Re: [PATCH 1/1] mm/slab: mark alloc tags empty for sheafs allocated with __GFP_NO_OBJ_EXT Message-ID: <202602250250.n38q74JK-lkp@intel.com> References: <20260224165250.1322946-1-surenb@google.com> Precedence: bulk X-Mailing-List: linux-kernel@vger.kernel.org List-Id: List-Subscribe: List-Unsubscribe: MIME-Version: 1.0 Content-Type: text/plain; charset=us-ascii Content-Disposition: inline In-Reply-To: <20260224165250.1322946-1-surenb@google.com> Hi Suren, kernel test robot noticed the following build errors: [auto build test ERROR on 7dff99b354601dd01829e1511711846e04340a69] url: https://github.com/intel-lab-lkp/linux/commits/Suren-Baghdasaryan/mm-slab-mark-alloc-tags-empty-for-sheafs-allocated-with-__GFP_NO_OBJ_EXT/20260225-005422 base: 7dff99b354601dd01829e1511711846e04340a69 patch link: https://lore.kernel.org/r/20260224165250.1322946-1-surenb%40google.com patch subject: [PATCH 1/1] mm/slab: mark alloc tags empty for sheafs allocated with __GFP_NO_OBJ_EXT config: x86_64-allnoconfig (https://download.01.org/0day-ci/archive/20260225/202602250250.n38q74JK-lkp@intel.com/config) compiler: clang version 20.1.8 (https://github.com/llvm/llvm-project 87f0227cb60147a26a1eeb4fb06e3b505e9c7261) reproduce (this is a W=1 build): (https://download.01.org/0day-ci/archive/20260225/202602250250.n38q74JK-lkp@intel.com/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 | Closes: https://lore.kernel.org/oe-kbuild-all/202602250250.n38q74JK-lkp@intel.com/ All errors (new ones prefixed by >>): >> mm/slub.c:2787:3: error: call to undeclared function 'mark_objexts_empty'; ISO C99 and later do not support implicit function declarations [-Wimplicit-function-declaration] 2787 | mark_objexts_empty(sheaf); | ^ 1 error generated. vim +/mark_objexts_empty +2787 mm/slub.c 2783 2784 static void free_empty_sheaf(struct kmem_cache *s, struct slab_sheaf *sheaf) 2785 { 2786 if (s->flags & SLAB_KMALLOC) > 2787 mark_objexts_empty(sheaf); 2788 2789 kfree(sheaf); 2790 2791 stat(s, SHEAF_FREE); 2792 } 2793 -- 0-DAY CI Kernel Test Service https://github.com/intel/lkp-tests/wiki