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X-CSE-ConnectionGUID: OgQRCB1NTbGTi5PtjO7JdQ== X-CSE-MsgGUID: sdASmiT6Tf27FF5kdfhGLQ== X-IronPort-AV: E=McAfee;i="6800,10657,11737"; a="74433428" X-IronPort-AV: E=Sophos;i="6.23,137,1770624000"; d="scan'208";a="74433428" Received: from fmviesa005.fm.intel.com ([10.60.135.145]) by fmvoesa112.fm.intel.com with ESMTP/TLS/ECDHE-RSA-AES256-GCM-SHA384; 23 Mar 2026 03:20:07 -0700 X-CSE-ConnectionGUID: sdWJRHdHQlOkec0YBpFIgQ== X-CSE-MsgGUID: nHQx2jjIRzyJoC4IQ2Koiw== X-ExtLoop1: 1 X-IronPort-AV: E=Sophos;i="6.23,137,1770624000"; d="scan'208";a="228707869" Received: from lkp-server01.sh.intel.com (HELO 3905d212be1b) ([10.239.97.150]) by fmviesa005.fm.intel.com with ESMTP; 23 Mar 2026 03:20:01 -0700 Received: from kbuild by 3905d212be1b with local (Exim 4.98.2) (envelope-from ) id 1w4cO6-000000000LJ-0Inl; Mon, 23 Mar 2026 10:19:58 +0000 Date: Mon, 23 Mar 2026 18:19:04 +0800 From: kernel test robot To: Pingfan Liu , kexec@lists.infradead.org Cc: oe-kbuild-all@lists.linux.dev, Pingfan Liu , Alexei Starovoitov , Daniel Borkmann , John Fastabend , Andrii Nakryiko , Martin KaFai Lau , Eduard Zingerman , Song Liu , Yonghong Song , Jeremy Linton , Catalin Marinas , Will Deacon , Ard Biesheuvel , Simon Horman , Gerd Hoffmann , Vitaly Kuznetsov , Philipp Rudo , Viktor Malik , Jan Hendrik Farr , Baoquan He , Dave Young , Andrew Morton , Linux Memory Management List , bpf@vger.kernel.org, systemd-devel@lists.freedesktop.org, linux-kernel@vger.kernel.org Subject: Re: [PATCHv7 08/13] kexec_file: Factor out routine to find a symbol in ELF Message-ID: <202603231812.ZGRRlzPe-lkp@intel.com> References: <20260322014402.8815-9-piliu@redhat.com> MIME-Version: 1.0 Content-Type: text/plain; charset=us-ascii Content-Disposition: inline In-Reply-To: <20260322014402.8815-9-piliu@redhat.com> X-Rspamd-Queue-Id: D575210000C X-Stat-Signature: hz5fy5q7ot6rcnz6i6snyqq1fpgj9ssj X-Rspam-User: X-Rspamd-Server: rspam05 X-HE-Tag: 1774261208-429065 X-HE-Meta: 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 naRVCi7o 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 Sender: owner-linux-mm@kvack.org Precedence: bulk X-Loop: owner-majordomo@kvack.org List-ID: List-Subscribe: List-Unsubscribe: Hi Pingfan, kernel test robot noticed the following build errors: [auto build test ERROR on bpf-next/net] [also build test ERROR on bpf-next/master bpf/master akpm-mm/mm-nonmm-unstable linus/master v7.0-rc5 next-20260320] [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/Pingfan-Liu/bpf-Introduce-kfuncs-to-parser-buffer-content/20260323-084500 base: https://git.kernel.org/pub/scm/linux/kernel/git/bpf/bpf-next.git net patch link: https://lore.kernel.org/r/20260322014402.8815-9-piliu%40redhat.com patch subject: [PATCHv7 08/13] kexec_file: Factor out routine to find a symbol in ELF config: x86_64-randconfig-002-20260323 (https://download.01.org/0day-ci/archive/20260323/202603231812.ZGRRlzPe-lkp@intel.com/config) compiler: gcc-14 (Debian 14.2.0-19) 14.2.0 reproduce (this is a W=1 build): (https://download.01.org/0day-ci/archive/20260323/202603231812.ZGRRlzPe-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/202603231812.ZGRRlzPe-lkp@intel.com/ All errors (new ones prefixed by >>): >> kernel/kexec_file.c:1276:23: error: redefinition of 'kexec_purgatory_find_symbol' 1276 | static const Elf_Sym *kexec_purgatory_find_symbol(struct purgatory_info *pi, | ^~~~~~~~~~~~~~~~~~~~~~~~~~~ kernel/kexec_file.c:958:23: note: previous definition of 'kexec_purgatory_find_symbol' with type 'const Elf64_Sym *(struct purgatory_info *, const char *)' {aka 'const struct elf64_sym *(struct purgatory_info *, const char *)'} 958 | static const Elf_Sym *kexec_purgatory_find_symbol(struct purgatory_info *pi, | ^~~~~~~~~~~~~~~~~~~~~~~~~~~ vim +/kexec_purgatory_find_symbol +1276 kernel/kexec_file.c 1268 1269 /* 1270 * kexec_purgatory_find_symbol - find a symbol in the purgatory 1271 * @pi: Purgatory to search in. 1272 * @name: Name of the symbol. 1273 * 1274 * Return: pointer to symbol in read-only symtab on success, NULL on error. 1275 */ > 1276 static const Elf_Sym *kexec_purgatory_find_symbol(struct purgatory_info *pi, 1277 const char *name) 1278 { 1279 if (!pi->ehdr) 1280 return NULL; 1281 1282 return elf_find_symbol(pi->ehdr, name); 1283 } 1284 -- 0-DAY CI Kernel Test Service https://github.com/intel/lkp-tests/wiki