From mboxrd@z Thu Jan 1 00:00:00 1970 Received: from mgamail.intel.com (mgamail.intel.com [198.175.65.19]) (using TLSv1.2 with cipher ECDHE-RSA-AES256-GCM-SHA384 (256/256 bits)) (No client certificate requested) by smtp.subspace.kernel.org (Postfix) with ESMTPS id EA3273C1097; Wed, 7 Oct 2026 20:35:22 +0000 (UTC) Authentication-Results: smtp.subspace.kernel.org; arc=none smtp.client-ip=198.175.65.19 ARC-Seal:i=1; a=rsa-sha256; d=subspace.kernel.org; s=arc-20240116; t=1791405324; cv=none; b=f9Eh0uFHpvPwag37oUh1G/YlykTG7qt0v7mEJk0CriaFZZB7QnRqGRGviuQ4jkxEoBDIOgAZXqViBT9nyoZG5SyMzhkv1JbWgPLtF73jj7PNJmUxYYR2HJtdMsZlIFVpshVPCWhc/p23v4SRQkgUFlPtnh8Uk3VqwQ0F2Z1lhU0= ARC-Message-Signature:i=1; a=rsa-sha256; d=subspace.kernel.org; s=arc-20240116; t=1791405324; c=relaxed/simple; bh=JbeNIEU4iUQ8SYi2b45GJTIYlcE248gtt7WfKvw82fI=; h=Date:From:To:Cc:Subject:Message-ID:References:MIME-Version: Content-Type:Content-Disposition:In-Reply-To; b=famTFeYDo6P/08EHCDTMToJ6hkccuJG21f+7nm3e2Fz+RWwpbyqccu+Ewo3PHfUgkwFGBhBAFmsaCl6H+DO0JyggCgvptZBMd9UEDBO7TJyqx/OKPVzSSNzNEo4xNlJVTyV5v6yryzWfrumThq9WwOu6NxDKYA4Al6bhXFP1mT0= ARC-Authentication-Results:i=1; smtp.subspace.kernel.org; dmarc=pass (p=none dis=none) header.from=intel.com; spf=pass smtp.mailfrom=intel.com; dkim=pass (2048-bit key) header.d=intel.com header.i=@intel.com header.b=DC5Y2+OO; arc=none smtp.client-ip=198.175.65.19 Authentication-Results: smtp.subspace.kernel.org; dmarc=pass (p=none dis=none) header.from=intel.com Authentication-Results: smtp.subspace.kernel.org; spf=pass smtp.mailfrom=intel.com Authentication-Results: smtp.subspace.kernel.org; dkim=pass (2048-bit key) header.d=intel.com header.i=@intel.com header.b="DC5Y2+OO" DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/simple; d=intel.com; i=@intel.com; q=dns/txt; s=Intel; t=1791405324; x=1822941324; h=date:from:to:cc:subject:message-id:references: mime-version:in-reply-to; bh=JbeNIEU4iUQ8SYi2b45GJTIYlcE248gtt7WfKvw82fI=; b=DC5Y2+OOkTncnidSfuDTpDg6t/YCuPG+begr281onJjqxHFHBTT0n5Xb zKivWLlyn7CGTl7P8CD+SMhtpu0dSIBqjJ8JEj6TdL5R1BtzaE1cdiC35 v2fcwmutsTwXVGkXWWFrt6f9q+0lhtKE0tTn4h8DYDS38JAZ+3wEIHzWX i+N7eDifuIOHyd+PaaMaUyeOdqk/kVu8dmQzlW4moO0DcbgffVmkM2LLl fCODqkRvEPpFVnugQKVqfcU6Wi4443l3IGxwA/+Qlaz3aERXocuPA7Tz8 PjaNspHgSNZQ8SsTr/6FqcN8uVsVA8QrZMm/rDdDZwlmVwmZpI0QbSHot A==; X-CSE-ConnectionGUID: itIrn8gNRx6HCfpY3rjJVQ== X-CSE-MsgGUID: f8FihUe7TwqNLoJUXnf2GA== X-IronPort-AV: E=McAfee;i="6800,10657,11928"; a="197568" X-IronPort-AV: E=Sophos;i="6.27,145,1787036400"; d="scan'208";a="197568" Received: from fmviesa003.fm.intel.com ([10.60.135.143]) by orvoesa111.jf.intel.com with ESMTP/TLS/ECDHE-RSA-AES256-GCM-SHA384; 07 Oct 2026 13:35:23 -0700 X-CSE-ConnectionGUID: 5+0X6H5+RjqXJ0za8As3dQ== X-CSE-MsgGUID: mK0Qw6jLTKS+Hhk4m333jg== X-ExtLoop1: 1 X-IronPort-AV: E=Sophos;i="6.27,145,1787036400"; d="scan'208";a="285468564" Received: from lkp-server01.sh.intel.com (HELO 0caa9d2d175c) ([10.239.97.150]) by fmviesa003.fm.intel.com with ESMTP; 07 Oct 2026 13:35:19 -0700 Received: from kbuild by 0caa9d2d175c with local (Exim 4.98.2) (envelope-from ) id 1xEYM8-000000003Vo-1pez; Wed, 07 Oct 2026 20:35:16 +0000 Date: Thu, 8 Oct 2026 04:35:12 +0800 From: kernel test robot To: Alexander Gordeev , Gerald Schaefer , Heiko Carstens , Christian Borntraeger , Vasily Gorbik , Claudio Imbrenda , Andrey Ryabinin Cc: llvm@lists.linux.dev, oe-kbuild-all@lists.linux.dev, Muhammad Usama Anjum , linux-s390@vger.kernel.org, linux-mm@kvack.org, linux-kernel@vger.kernel.org, kasan-dev@googlegroups.com Subject: Re: [PATCH v8 14/15] mm/kasan: Introduce helpers for lazy MMU mode sanitizer Message-ID: <202610080433.XoFeDwjr-lkp@intel.com> References: 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: Hi Alexander, kernel test robot noticed the following build errors: [auto build test ERROR on linus/master] [also build test ERROR on v7.3-rc6] [cannot apply to akpm-mm/mm-everything s390/features kvms390/next next-20261006] [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/Alexander-Gordeev/mm-introduce-hw_pte_t-for-PTE-table-storage/20261007-134144 base: linus/master patch link: https://lore.kernel.org/r/e42d9f02ec1f8478a50fce424b95d0e7ff6a359f.1791365932.git.agordeev%40linux.ibm.com patch subject: [PATCH v8 14/15] mm/kasan: Introduce helpers for lazy MMU mode sanitizer config: arm-allnoconfig (https://download.01.org/0day-ci/archive/20261008/202610080433.XoFeDwjr-lkp@intel.com/config) compiler: clang version 17.0.6 (https://github.com/llvm/llvm-project 6009708b4367171ccdbf4b5905cb6a803753fe18) reproduce (this is a W=1 build): (https://download.01.org/0day-ci/archive/20261008/202610080433.XoFeDwjr-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/202610080433.XoFeDwjr-lkp@intel.com/ All errors (new ones prefixed by >>): In file included from arch/arm/kernel/asm-offsets.c:14: In file included from include/linux/mm.h:31: In file included from include/linux/pgtable.h:6: In file included from arch/arm/include/asm/pgtable.h:16: In file included from arch/arm/include/asm/pgtable-nommu.h:13: In file included from include/linux/slab.h:276: >> include/linux/kasan.h:430:37: error: unknown type name 'hw_pte_t' 430 | static inline void kasan_poison_pte(hw_pte_t *pte, int nr) {} | ^ include/linux/kasan.h:431:39: error: unknown type name 'hw_pte_t' 431 | static inline void kasan_unpoison_pte(hw_pte_t *pte, int nr) {} | ^ In file included from arch/arm/kernel/asm-offsets.c:14: In file included from include/linux/mm.h:36: In file included from include/linux/rcuwait.h:6: In file included from include/linux/sched/signal.h:6: include/linux/signal.h:98:11: warning: array index 3 is past the end of the array (that has type 'unsigned long[2]') [-Warray-bounds] 98 | return (set->sig[3] | set->sig[2] | | ^ ~ arch/arm/include/asm/signal.h:17:2: note: array 'sig' declared here 17 | unsigned long sig[_NSIG_WORDS]; | ^ In file included from arch/arm/kernel/asm-offsets.c:14: In file included from include/linux/mm.h:36: In file included from include/linux/rcuwait.h:6: In file included from include/linux/sched/signal.h:6: include/linux/signal.h:98:25: warning: array index 2 is past the end of the array (that has type 'unsigned long[2]') [-Warray-bounds] 98 | return (set->sig[3] | set->sig[2] | | ^ ~ arch/arm/include/asm/signal.h:17:2: note: array 'sig' declared here 17 | unsigned long sig[_NSIG_WORDS]; | ^ In file included from arch/arm/kernel/asm-offsets.c:14: In file included from include/linux/mm.h:36: In file included from include/linux/rcuwait.h:6: In file included from include/linux/sched/signal.h:6: include/linux/signal.h:114:11: warning: array index 3 is past the end of the array (that has type 'const unsigned long[2]') [-Warray-bounds] 114 | return (set1->sig[3] == set2->sig[3]) && | ^ ~ arch/arm/include/asm/signal.h:17:2: note: array 'sig' declared here 17 | unsigned long sig[_NSIG_WORDS]; | ^ In file included from arch/arm/kernel/asm-offsets.c:14: In file included from include/linux/mm.h:36: In file included from include/linux/rcuwait.h:6: In file included from include/linux/sched/signal.h:6: include/linux/signal.h:114:27: warning: array index 3 is past the end of the array (that has type 'const unsigned long[2]') [-Warray-bounds] 114 | return (set1->sig[3] == set2->sig[3]) && | ^ ~ arch/arm/include/asm/signal.h:17:2: note: array 'sig' declared here 17 | unsigned long sig[_NSIG_WORDS]; | ^ In file included from arch/arm/kernel/asm-offsets.c:14: In file included from include/linux/mm.h:36: In file included from include/linux/rcuwait.h:6: In file included from include/linux/sched/signal.h:6: include/linux/signal.h:115:5: warning: array index 2 is past the end of the array (that has type 'const unsigned long[2]') [-Warray-bounds] 115 | (set1->sig[2] == set2->sig[2]) && | ^ ~ arch/arm/include/asm/signal.h:17:2: note: array 'sig' declared here 17 | unsigned long sig[_NSIG_WORDS]; | ^ In file included from arch/arm/kernel/asm-offsets.c:14: In file included from include/linux/mm.h:36: In file included from include/linux/rcuwait.h:6: In file included from include/linux/sched/signal.h:6: include/linux/signal.h:115:21: warning: array index 2 is past the end of the array (that has type 'const unsigned long[2]') [-Warray-bounds] 115 | (set1->sig[2] == set2->sig[2]) && | ^ ~ arch/arm/include/asm/signal.h:17:2: note: array 'sig' declared here 17 | unsigned long sig[_NSIG_WORDS]; | ^ In file included from arch/arm/kernel/asm-offsets.c:14: In file included from include/linux/mm.h:36: In file included from include/linux/rcuwait.h:6: In file included from include/linux/sched/signal.h:6: include/linux/signal.h:157:1: warning: array index 3 is past the end of the array (that has type 'const unsigned long[2]') [-Warray-bounds] 157 | _SIG_SET_BINOP(sigorsets, _sig_or) | ^~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~ include/linux/signal.h:138:8: note: expanded from macro '_SIG_SET_BINOP' 138 | a3 = a->sig[3]; a2 = a->sig[2]; \ | ^ ~ arch/arm/include/asm/signal.h:17:2: note: array 'sig' declared here 17 | unsigned long sig[_NSIG_WORDS]; | ^ In file included from arch/arm/kernel/asm-offsets.c:14: In file included from include/linux/mm.h:36: In file included from include/linux/rcuwait.h:6: In file included from include/linux/sched/signal.h:6: include/linux/signal.h:157:1: warning: array index 2 is past the end of the array (that has type 'const unsigned long[2]') [-Warray-bounds] 157 | _SIG_SET_BINOP(sigorsets, _sig_or) | ^~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~ include/linux/signal.h:138:24: note: expanded from macro '_SIG_SET_BINOP' 138 | a3 = a->sig[3]; a2 = a->sig[2]; \ | ^ ~ arch/arm/include/asm/signal.h:17:2: note: array 'sig' declared here 17 | unsigned long sig[_NSIG_WORDS]; | ^ In file included from arch/arm/kernel/asm-offsets.c:14: In file included from include/linux/mm.h:36: In file included from include/linux/rcuwait.h:6: In file included from include/linux/sched/signal.h:6: include/linux/signal.h:157:1: warning: array index 3 is past the end of the array (that has type 'const unsigned long[2]') [-Warray-bounds] 157 | _SIG_SET_BINOP(sigorsets, _sig_or) | ^~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~ include/linux/signal.h:139:8: note: expanded from macro '_SIG_SET_BINOP' 139 | b3 = b->sig[3]; b2 = b->sig[2]; \ vim +/hw_pte_t +430 include/linux/kasan.h 420 421 static inline void kasan_unpoison_range(const void *address, size_t size) {} 422 static inline void kasan_poison_pages(struct page *page, unsigned int order, 423 bool init) {} 424 static inline bool kasan_unpoison_pages(struct page *page, unsigned int order, 425 bool init) 426 { 427 return false; 428 } 429 static inline void kasan_poison_slab(struct slab *slab) {} > 430 static inline void kasan_poison_pte(hw_pte_t *pte, int nr) {} 431 static inline void kasan_unpoison_pte(hw_pte_t *pte, int nr) {} 432 static inline void kasan_unpoison_new_object(struct kmem_cache *cache, 433 void *object) {} 434 static inline void kasan_poison_new_object(struct kmem_cache *cache, 435 void *object) {} 436 static inline void *kasan_init_slab_obj(struct kmem_cache *cache, 437 const void *object) 438 { 439 return (void *)object; 440 } 441 -- 0-DAY CI Kernel Test Service https://github.com/intel/lkp-tests/wiki