tree:   https://android.googlesource.com/kernel/common android12-5.10
head:   fdc46110cba92f793d47e22a39689aac36dc0840
commit: 0bb433e0140efece0a1ce8124283cb68fda33a3f [4/5] ANDROID: debug_symbols: Add android_debug_for_each_module
config: x86_64-randconfig-r003-20210825 (attached as .config)
compiler: clang version 14.0.0 (https://github.com/llvm/llvm-project d26000e4cc2bc65e207a84fa26cb6e374d60aa12)
reproduce (this is a W=1 build):
        wget https://raw.githubusercontent.com/intel/lkp-tests/master/sbin/make.cross -O ~/bin/make.cross
        chmod +x ~/bin/make.cross
        git remote add android-common https://android.googlesource.com/kernel/common
        git fetch --no-tags android-common android12-5.10
        git checkout 0bb433e0140efece0a1ce8124283cb68fda33a3f
        # save the attached .config to linux build tree
        COMPILER_INSTALL_PATH=$HOME/0day COMPILER=clang make.cross ARCH=x86_64 

If you fix the issue, kindly add following tag as appropriate
Reported-by: kernel test robot <lkp@intel.com>

All warnings (new ones prefixed by >>):

>> kernel/module.c:4792:6: warning: no previous prototype for function 'android_debug_for_each_module' [-Wmissing-prototypes]
   void android_debug_for_each_module(int (*fn)(const char *mod_name, void *mod_addr, void *data),
        ^
   kernel/module.c:4792:1: note: declare 'static' if the function is not intended to be used outside of this translation unit
   void android_debug_for_each_module(int (*fn)(const char *mod_name, void *mod_addr, void *data),
   ^
   static 
   1 warning generated.

Kconfig warnings: (for reference only)
   WARNING: unmet direct dependencies detected for SND_VMASTER
   Depends on SOUND && !UML && SND
   Selected by
   - GKI_HIDDEN_SND_CONFIGS
   WARNING: unmet direct dependencies detected for SND_PCM_IEC958
   Depends on SOUND && !UML && SND
   Selected by
   - GKI_HIDDEN_SND_SOC_CONFIGS
   WARNING: unmet direct dependencies detected for SND_JACK
   Depends on SOUND && !UML && SND
   Selected by
   - GKI_HIDDEN_SND_CONFIGS
   WARNING: unmet direct dependencies detected for SND_JACK_INPUT_DEV
   Depends on SOUND && !UML && SND && SND_JACK
   Selected by
   - GKI_HIDDEN_SND_CONFIGS
   WARNING: unmet direct dependencies detected for SND_PCM_ELD
   Depends on SOUND && !UML && SND
   Selected by
   - GKI_HIDDEN_SND_CONFIGS
   WARNING: unmet direct dependencies detected for SND_INTEL_NHLT
   Depends on SOUND && !UML && SND
   Selected by
   - GKI_HIDDEN_SND_CONFIGS && ACPI


vim +/android_debug_for_each_module +4792 kernel/module.c

  4790	
  4791	#ifdef CONFIG_ANDROID_DEBUG_SYMBOLS
> 4792	void android_debug_for_each_module(int (*fn)(const char *mod_name, void *mod_addr, void *data),
  4793		void *data)
  4794	{
  4795		struct module *module;
  4796	
  4797		preempt_disable();
  4798		list_for_each_entry_rcu(module, &modules, list) {
  4799			if (fn(module->name, module->core_layout.base, data))
  4800				goto out;
  4801		}
  4802	out:
  4803		preempt_enable();
  4804	}
  4805	EXPORT_SYMBOL_GPL(android_debug_for_each_module);
  4806	#endif
  4807	

---
0-DAY CI Kernel Test Service, Intel Corporation
https://lists.01.org/hyperkitty/list/kbuild-all(a)lists.01.org