tree: https://android.googlesource.com/kernel/common android12-5.10 head: c72ca115a2d4732fe710c17d209db22834919156 commit: 3fcbb15c1a91a318fb9367bee24603af24648a2d [4030/10748] ANDROID: android: Create debug_symbols driver config: i386-randconfig-s032-20210814 (attached as .config) compiler: gcc-9 (Debian 9.3.0-22) 9.3.0 reproduce: # apt-get install sparse # sparse version: v0.6.3-348-gf0e6938b-dirty git remote add android-common https://android.googlesource.com/kernel/common git fetch --no-tags android-common android12-5.10 git checkout 3fcbb15c1a91a318fb9367bee24603af24648a2d # save the attached .config to linux build tree make W=1 C=1 CF='-fdiagnostic-prefix -D__CHECK_ENDIAN__' O=build_dir ARCH=i386 SHELL=/bin/bash drivers/android/ If you fix the issue, kindly add following tag as appropriate Reported-by: kernel test robot <lkp(a)intel.com&gt; sparse warnings: (new ones prefixed by >>) vim +/__percpu +50 drivers/android/debug_symbols.c 41 42 /* 43 * ads_per_cpu_entries array contains all the per_cpu variable address information. 44 */ 45 static const struct ads_entry ads_per_cpu_entries[ADS_DEBUG_PER_CPU_END] = { 46 #ifdef CONFIG_ARM64 47 ADS_PER_CPU_ENTRY(ADS_IRQ_STACK_PTR, irq_stack_ptr), 48 #endif 49 #ifdef CONFIG_X86 51 #endif 52 }; 53 --- 0-DAY CI Kernel Test Service, Intel Corporation https://lists.01.org/hyperkitty/list/kbuild-all@lists.01.org