linux-kernel - warning: unsafe memset() usage lacked '__write_overflow' symbol in lib/test_fortify/write

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Message-ID: <202308270621.uCWbWfPY-lkp@intel.com>
Date:   Sun, 27 Aug 2023 06:45:16 +0800
From:   kernel test robot <lkp@...el.com>
To:     Alexander Potapenko <glider@...gle.com>
Cc:     llvm@...ts.linux.dev, oe-kbuild-all@...ts.linux.dev,
        linux-kernel@...r.kernel.org,
        Andrew Morton <akpm@...ux-foundation.org>,
        Linux Memory Management List <linux-mm@...ck.org>
Subject: warning: unsafe memset() usage lacked '__write_overflow' symbol in
 lib/test_fortify/write_overflow-memset.c

tree:   https://git.kernel.org/pub/scm/linux/kernel/git/torvalds/linux.git master
head:   28f20a19294da7df158dfca259d0e2b5866baaf9
commit: 78a498c3a227f2ac773a8234b2ce092a4403f2c3 x86: fortify: kmsan: fix KMSAN fortify builds
date:   10 months ago
config: x86_64-buildonly-randconfig-002-20230827 (https://download.01.org/0day-ci/archive/20230827/202308270621.uCWbWfPY-lkp@intel.com/config)
compiler: clang version 16.0.4 (https://github.com/llvm/llvm-project.git ae42196bc493ffe877a7e3dff8be32035dea4d07)
reproduce: (https://download.01.org/0day-ci/archive/20230827/202308270621.uCWbWfPY-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 <lkp@...el.com>
| Closes: https://lore.kernel.org/oe-kbuild-all/202308270621.uCWbWfPY-lkp@intel.com/

All warnings (new ones prefixed by >>):

>> warning: unsafe memset() usage lacked '__write_overflow' symbol in lib/test_fortify/write_overflow-memset.c
--
>> warning: unsafe memset() usage lacked '__write_overflow_field' symbol in lib/test_fortify/write_overflow_field-memset.c

-- 
0-DAY CI Kernel Test Service
https://github.com/intel/lkp-tests/wiki