tree: https://git.kernel.org/pub/scm/linux/kernel/git/torvalds/linux.git master head: 77af1f2b9a2464e4bce20cfd32bfb2390c67de7c commit: f7e01ab828fd4bf6d25b1f143a3994241e8572bf kasan: move tests to mm/kasan/ date: 8 months ago config: arm-randconfig-s051-20230526 (https://download.01.org/0day-ci/archive/20230527/202305270548.Vm7uVozN-lkp@xxxxxxxxx/config) compiler: arm-linux-gnueabi-gcc (GCC) 12.1.0 reproduce: mkdir -p ~/bin 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=f7e01ab828fd4bf6d25b1f143a3994241e8572bf git remote add linus https://git.kernel.org/pub/scm/linux/kernel/git/torvalds/linux.git git fetch --no-tags linus master git checkout f7e01ab828fd4bf6d25b1f143a3994241e8572bf # save the config file mkdir build_dir && cp config build_dir/.config COMPILER_INSTALL_PATH=$HOME/0day COMPILER=gcc-12.1.0 ~/bin/make.cross C=1 CF='-fdiagnostic-prefix -D__CHECK_ENDIAN__' O=build_dir ARCH=arm olddefconfig COMPILER_INSTALL_PATH=$HOME/0day COMPILER=gcc-12.1.0 ~/bin/make.cross C=1 CF='-fdiagnostic-prefix -D__CHECK_ENDIAN__' O=build_dir ARCH=arm SHELL=/bin/bash mm/kasan/ If you fix the issue, kindly add following tag where applicable | Reported-by: kernel test robot <lkp@xxxxxxxxx> | Closes: https://lore.kernel.org/oe-kbuild-all/202305270548.Vm7uVozN-lkp@xxxxxxxxx/ sparse warnings: (new ones prefixed by >>) >> mm/kasan/kasan_test.c:36:6: sparse: sparse: symbol 'kasan_ptr_result' was not declared. Should it be static? >> mm/kasan/kasan_test.c:37:5: sparse: sparse: symbol 'kasan_int_result' was not declared. Should it be static? vim +/kasan_ptr_result +36 mm/kasan/kasan_test.c adb72ae1915db2 lib/test_kasan.c Daniel Axtens 2020-06-03 @36 void *kasan_ptr_result; 83c4e7a0363bdb lib/test_kasan.c Patricia Alfonso 2020-10-13 @37 int kasan_int_result; 83c4e7a0363bdb lib/test_kasan.c Patricia Alfonso 2020-10-13 38 83c4e7a0363bdb lib/test_kasan.c Patricia Alfonso 2020-10-13 39 static struct kunit_resource resource; ed6d74446cbfb8 lib/test_kasan.c Andrey Konovalov 2022-03-24 40 static struct kunit_kasan_status test_status; 83c4e7a0363bdb lib/test_kasan.c Patricia Alfonso 2020-10-13 41 static bool multishot; 83c4e7a0363bdb lib/test_kasan.c Patricia Alfonso 2020-10-13 42 :::::: The code at line 36 was first introduced by commit :::::: adb72ae1915db28f934e9e02c18bfcea2f3ed3b7 kasan: stop tests being eliminated as dead code with FORTIFY_SOURCE :::::: TO: Daniel Axtens <dja@xxxxxxxxxx> :::::: CC: Linus Torvalds <torvalds@xxxxxxxxxxxxxxxxxxxx> -- 0-DAY CI Kernel Test Service https://github.com/intel/lkp-tests/wiki