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b=PJSWQe9oQQkTIo4LmKA/patMfkTxheJ1Z3wmno2dxAz6YrBKaQ8BUxi8nOZ6KS3A7 VY8NoDCl1wSzC4oRF0vEZouiUvCC08IThmPVkV2gosNkuN1Ys2owbShruDUwenPtls kA/cX2d19uQQsDOu8H2usOKE4nypj+TyzZH3hSEg= Date: Sat, 19 Jul 2025 17:04:13 -0700 From: Andrew Morton To: kernel test robot Cc: Sabyrzhan Tasbolatov , llvm@lists.linux.dev, oe-kbuild-all@lists.linux.dev, Linux Memory Management List Subject: Re: [akpm-mm:mm-new 160/175] mm/kasan/tags.c:145:6: error: redefinition of 'kasan_save_free_info' Message-Id: <20250719170413.9b64b9321c3ac082712348fe@linux-foundation.org> In-Reply-To: <202507190528.W6ndwfyg-lkp@intel.com> References: <202507190528.W6ndwfyg-lkp@intel.com> X-Mailer: Sylpheed 3.8.0beta1 (GTK+ 2.24.33; x86_64-pc-linux-gnu) Mime-Version: 1.0 Content-Type: text/plain; charset=US-ASCII Content-Transfer-Encoding: 7bit X-Stat-Signature: uyh33modr3om94jdmbfjiu5n6fe8ricp X-Rspamd-Server: rspam01 X-Rspamd-Queue-Id: 16AF81C000A X-Rspam-User: X-HE-Tag: 1752969854-105631 X-HE-Meta: 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 0Fitqq1o p1/hvJ0EugJ8eNpA3OO5mTalEAjPZ1tOhe1lMtVo2Cwxp6g67tCPnZPxgteIRTAOyGpsTxJ8BfM11mJJLYjyn5v3+hq0P0E6dLT7s3QNCcQ2Vmokgtdm3TpQyQ3lIS5tNvFgffJt5UrCunJrt4U/xvc27Zlo73XNJUXzig/ru8bFJugKcezyR6LK8D64hV6zzn7dZhXKM7JKoT2uodb937DUrxgerdklGn2XQZ7rat8QGBldX+sNx9n/73sOoh1RbQONKkyu0fQBy+0IcWVxokxVDHgf9Xc89fHpRD5qPdcY9bXRt3S3n5GJsIrSEvJlHEAEtcbNGW+MRVR4ml1D5rmJb0oYpMbOn3RkPHL7+rVhaVwKgoM3xB33EiSAkkFo3dE4g0eawoUgfYoQy0K4qLUsbV//k6Qs8PaCUQW5QZZW1/7ISeXoYxhacmuwhhpPj7x7nIR49OAFAqwA= X-Bogosity: Ham, tests=bogofilter, spamicity=0.000000, version=1.2.4 Sender: owner-linux-mm@kvack.org Precedence: bulk X-Loop: owner-majordomo@kvack.org List-ID: List-Subscribe: List-Unsubscribe: On Sat, 19 Jul 2025 05:28:51 +0800 kernel test robot wrote: > tree: https://git.kernel.org/pub/scm/linux/kernel/git/akpm/mm.git mm-new > head: b0e07b9befa0558a80b281b7efcdb3717881c969 > commit: 3d3c26eaf9f6e00779d27dd54d763c9bdc5dda3c [160/175] kasan: add shadow checks to wrappers and rename kasan_arch_is_ready > config: arm64-randconfig-001-20250719 (https://download.01.org/0day-ci/archive/20250719/202507190528.W6ndwfyg-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/20250719/202507190528.W6ndwfyg-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/202507190528.W6ndwfyg-lkp@intel.com/ > > All errors (new ones prefixed by >>): > > >> mm/kasan/tags.c:145:6: error: redefinition of 'kasan_save_free_info' > 145 | void kasan_save_free_info(struct kmem_cache *cache, void *object) > | ^ > mm/kasan/kasan.h:403:20: note: previous definition is here > 403 | static inline void kasan_save_free_info(struct kmem_cache *cache, void *object) > | ^ > 1 error generated. I'll add this. It should repair the build, at least? --- a/mm/kasan/tags.c~kasan-add-shadow-checks-to-wrappers-and-rename-kasan_arch_is_ready-fix +++ a/mm/kasan/tags.c @@ -142,7 +142,7 @@ void kasan_save_alloc_info(struct kmem_c save_stack_info(cache, object, flags, false); } -void kasan_save_free_info(struct kmem_cache *cache, void *object) +void __kasan_save_free_info(struct kmem_cache *cache, void *object) { save_stack_info(cache, object, 0, true); } _