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X-IronPort-AV: E=McAfee;i="6600,9927,10723"; a="382742071" X-IronPort-AV: E=Sophos;i="6.00,198,1681196400"; d="scan'208";a="382742071" Received: from orsmga005.jf.intel.com ([10.7.209.41]) by fmsmga101.fm.intel.com with ESMTP/TLS/ECDHE-RSA-AES256-GCM-SHA384; 27 May 2023 23:26:59 -0700 X-ExtLoop1: 1 X-IronPort-AV: E=McAfee;i="6600,9927,10723"; a="879980811" X-IronPort-AV: E=Sophos;i="6.00,198,1681196400"; d="scan'208";a="879980811" Received: from lkp-server01.sh.intel.com (HELO dea6d5a4f140) ([10.239.97.150]) by orsmga005.jf.intel.com with ESMTP; 27 May 2023 23:26:56 -0700 Received: from kbuild by dea6d5a4f140 with local (Exim 4.96) (envelope-from ) id 1q39rk-000KT0-0T; Sun, 28 May 2023 06:26:56 +0000 Date: Sun, 28 May 2023 14:26:51 +0800 From: kernel test robot To: Zhen Lei , Eric Biederman , Baoquan He , kexec@lists.infradead.org, linux-kernel@vger.kernel.org Cc: oe-kbuild-all@lists.linux.dev, Zhen Lei , Michael Holzheu , Andrew Morton , Linux Memory Management List , Amerigo Wang Subject: Re: [PATCH 5/6] kexec: add helper __crash_shrink_memory() Message-ID: <202305281410.FdGZvhsb-lkp@intel.com> References: <20230527123439.772-6-thunder.leizhen@huawei.com> MIME-Version: 1.0 Content-Type: text/plain; charset=us-ascii Content-Disposition: inline In-Reply-To: <20230527123439.772-6-thunder.leizhen@huawei.com> X-Rspam-User: X-Stat-Signature: 5bsbai7orjuk38si54wh5ghhe6whgzpk X-Rspamd-Server: rspam07 X-Rspamd-Queue-Id: 7F94910000A X-HE-Tag: 1685255221-90343 X-HE-Meta: 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 DpHTRtqh 5CVp5HaFTPaAYfPK5At9c0juHe+Of1Ao2+YIFPpm5PRaLuSqh8nmffFnxD9FGBVC6EFiIY7SOo7zRQQlTutddPfQcRcmv/RCGr9TjL7bR/gQrev/fhZqRApvqJi7jnFxk2eabhIZ60i3jtLmA32nhkTcPx1N4HdHn3QDRz5ddmVMbEhZRBDshy3JOfzLFosXyx4qbs6OqrQQJBtLSeTdUj7gae2p5tWazC3yElOUu5dYHDd6NGHava9fGPSU3MvBvT2IyDXODA36HTUAuC7HuWXM54Zbmok4KPLxWDWZBkTBBL4EiEWtT3fXngc22MtU2CCwBw+TXZyQ7Q6y6YwakXfW6uEX9GR4R1Eoj1F8fSPt69gYulPMVFcAC332ZaQ9+2gaBT0NqMWCGjeeENa4Kl+mEdzw3LMkyGhpS2na2qsJNYZ3pbr4uQyBiWw== 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: Hi Zhen, kernel test robot noticed the following build warnings: [auto build test WARNING on akpm-mm/mm-everything] [also build test WARNING on linus/master v6.4-rc3 next-20230525] [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/Zhen-Lei/kexec-fix-a-memory-leak-in-crash_shrink_memory/20230527-203821 base: https://git.kernel.org/pub/scm/linux/kernel/git/akpm/mm.git mm-everything patch link: https://lore.kernel.org/r/20230527123439.772-6-thunder.leizhen%40huawei.com patch subject: [PATCH 5/6] kexec: add helper __crash_shrink_memory() config: x86_64-randconfig-s033-20230528 (https://download.01.org/0day-ci/archive/20230528/202305281410.FdGZvhsb-lkp@intel.com/config) compiler: gcc-11 (Debian 11.3.0-12) 11.3.0 reproduce: # apt-get install sparse # sparse version: v0.6.4-39-gce1a6720-dirty # https://github.com/intel-lab-lkp/linux/commit/dea97cef503d26e05d0e11818ae44176056ddf64 git remote add linux-review https://github.com/intel-lab-lkp/linux git fetch --no-tags linux-review Zhen-Lei/kexec-fix-a-memory-leak-in-crash_shrink_memory/20230527-203821 git checkout dea97cef503d26e05d0e11818ae44176056ddf64 # save the config file mkdir build_dir && cp config build_dir/.config make W=1 C=1 CF='-fdiagnostic-prefix -D__CHECK_ENDIAN__' O=build_dir ARCH=x86_64 olddefconfig make W=1 C=1 CF='-fdiagnostic-prefix -D__CHECK_ENDIAN__' O=build_dir ARCH=x86_64 SHELL=/bin/bash If you fix the issue, kindly add following tag where applicable | Reported-by: kernel test robot | Closes: https://lore.kernel.org/oe-kbuild-all/202305281410.FdGZvhsb-lkp@intel.com/ sparse warnings: (new ones prefixed by >>) >> kernel/kexec_core.c:1108:5: sparse: sparse: symbol '__crash_shrink_memory' was not declared. Should it be static? -- 0-DAY CI Kernel Test Service https://github.com/intel/lkp-tests/wiki