linux-kernel - mm/kasan/report.c:122:6: sparse: sparse: symbol 'kasan_kunit_executing' was not declared. Should it be static?

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Date:   Wed, 28 Dec 2022 06:42:20 +0800
From:   kernel test robot <lkp@...el.com>
To:     Andrey Konovalov <andreyknvl@...gle.com>
Cc:     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: mm/kasan/report.c:122:6: sparse: sparse: symbol
 'kasan_kunit_executing' was not declared. Should it be static?

tree:   https://git.kernel.org/pub/scm/linux/kernel/git/torvalds/linux.git master
head:   1b929c02afd37871d5afb9d498426f83432e71c2
commit: c8c7016f50c85688d71feea2dba1bd955d5f5358 kasan: fail non-kasan KUnit tests on KASAN reports
date:   2 weeks ago
config: arm64-randconfig-s032-20221227
compiler: aarch64-linux-gcc (GCC) 12.1.0
reproduce:
        wget https://raw.githubusercontent.com/intel/lkp-tests/master/sbin/make.cross -O ~/bin/make.cross
        chmod +x ~/bin/make.cross
        # apt-get install sparse
        # sparse version: v0.6.4-39-gce1a6720-dirty
        # https://git.kernel.org/pub/scm/linux/kernel/git/torvalds/linux.git/commit/?id=c8c7016f50c85688d71feea2dba1bd955d5f5358
        git remote add linus https://git.kernel.org/pub/scm/linux/kernel/git/torvalds/linux.git
        git fetch --no-tags linus master
        git checkout c8c7016f50c85688d71feea2dba1bd955d5f5358
        # save the config file
        mkdir build_dir && cp config build_dir/.config
        COMPILER_INSTALL_PATH=$HOME/0day COMPILER=gcc-12.1.0 make.cross C=1 CF='-fdiagnostic-prefix -D__CHECK_ENDIAN__' O=build_dir ARCH=arm64 olddefconfig
        COMPILER_INSTALL_PATH=$HOME/0day COMPILER=gcc-12.1.0 make.cross C=1 CF='-fdiagnostic-prefix -D__CHECK_ENDIAN__' O=build_dir ARCH=arm64 SHELL=/bin/bash drivers/gpu/drm/amd/display/dc/dml/ mm/kasan/

If you fix the issue, kindly add following tag where applicable
| Reported-by: kernel test robot <lkp@...el.com>

sparse warnings: (new ones prefixed by >>)
>> mm/kasan/report.c:122:6: sparse: sparse: symbol 'kasan_kunit_executing' was not declared. Should it be static?
   mm/kasan/report.c:169:13: sparse: sparse: context imbalance in 'start_report' - wrong count at exit
   mm/kasan/report.c:187:9: sparse: sparse: context imbalance in 'end_report' - unexpected unlock

vim +/kasan_kunit_executing +122 mm/kasan/report.c

   117	
   118	/*
   119	 * Whether the KASAN KUnit test suite is currently being executed.
   120	 * Updated in kasan_test.c.
   121	 */
 > 122	bool kasan_kunit_executing;
   123	

-- 
0-DAY CI Kernel Test Service
https://01.org/lkp

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