Hi Vignesh, kernel test robot noticed the following build warnings: [auto build test WARNING on kees/for-next/execve] [also build test WARNING on tip/x86/core kees/for-next/pstore kees/for-next/kspp linus/master v6.9-rc7 next-20240507] [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/Vignesh-Balasubramanian/x86-elf-Add-a-new-note-section-containing-Xfeatures-information-to-x86-core-files/20240507-175615 base: https://git.kernel.org/pub/scm/linux/kernel/git/kees/linux.git for-next/execve patch link: https://lore.kernel.org/r/20240507095330.2674-2-vigbalas%40amd.com patch subject: [PATCH v2 1/1] x86/elf: Add a new .note section containing Xfeatures information to x86 core files config: i386-buildonly-randconfig-006-20240508 (https://download.01.org/0day-ci/archive/20240508/202405080715.hYQ1ae9v-lkp@xxxxxxxxx/config) compiler: gcc-8 (Ubuntu 8.4.0-3ubuntu2) 8.4.0 reproduce (this is a W=1 build): (https://download.01.org/0day-ci/archive/20240508/202405080715.hYQ1ae9v-lkp@xxxxxxxxx/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@xxxxxxxxx> | Closes: https://lore.kernel.org/oe-kbuild-all/202405080715.hYQ1ae9v-lkp@xxxxxxxxx/ All warnings (new ones prefixed by >>): >> arch/x86/kernel/fpu/xstate.c:91:19: warning: 'owner_name' defined but not used [-Wunused-const-variable=] static const char owner_name[] = "LINUX"; ^~~~~~~~~~ In file included from include/linux/string.h:369, from arch/x86/include/asm/page_32.h:18, from arch/x86/include/asm/page.h:14, from arch/x86/include/asm/processor.h:20, from arch/x86/include/asm/timex.h:5, from include/linux/timex.h:67, from include/linux/time32.h:13, from include/linux/time.h:60, from include/linux/compat.h:10, from arch/x86/kernel/fpu/xstate.c:8: In function 'fortify_memcpy_chk', inlined from 'membuf_write.isra.6' at include/linux/regset.h:42:3, inlined from '__copy_xstate_to_uabi_buf' at arch/x86/kernel/fpu/xstate.c:1049:2: include/linux/fortify-string.h:562:4: warning: call to '__read_overflow2_field' declared with attribute warning: detected read beyond size of field (2nd parameter); maybe use struct_group()? __read_overflow2_field(q_size_field, size); ^~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~ vim +/owner_name +91 arch/x86/kernel/fpu/xstate.c 90 > 91 static const char owner_name[] = "LINUX"; 92 -- 0-DAY CI Kernel Test Service https://github.com/intel/lkp-tests/wiki
