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X-CSE-ConnectionGUID: VYqq7PfCTgamTzpytlAm1A== X-CSE-MsgGUID: GSpbIQUOQNySkVeafNCzCg== X-IronPort-AV: E=McAfee;i="6800,10657,11914"; a="93468276" X-IronPort-AV: E=Sophos;i="6.27,119,1787036400"; d="scan'208";a="93468276" Received: from fmviesa012.fm.intel.com ([10.60.135.152]) by fmvoesa107.fm.intel.com with ESMTP/TLS/ECDHE-RSA-AES256-GCM-SHA384; 23 Sep 2026 18:48:17 -0700 X-CSE-ConnectionGUID: Yj3QVWZ+QTel26cgMI6LuA== X-CSE-MsgGUID: f5LIsmduRJK5kjy3aEDJqw== X-ExtLoop1: 1 X-IronPort-AV: E=Sophos;i="6.27,119,1787036400"; d="scan'208";a="4980360" Received: from lkp-server01.sh.intel.com (HELO 462990a40a85) ([10.239.97.150]) by fmviesa012.fm.intel.com with ESMTP; 23 Sep 2026 18:48:15 -0700 Received: from kbuild by 462990a40a85 with local (Exim 4.98.2) (envelope-from ) id 1x9YZJ-00000000I5G-0hox; Thu, 24 Sep 2026 01:48:13 +0000 Date: Thu, 24 Sep 2026 09:47:21 +0800 From: kernel test robot To: cros-kernel-buildreports@googlegroups.com Cc: oe-kbuild-all@lists.linux.dev Subject: [android-common:android13-5.10 1/1] include/trace/trace_events.h:27:23: warning: 'str__ftrace_dump__trace_system_name' defined but not used Message-ID: <202609240927.oCSzWO8s-lkp@intel.com> User-Agent: s-nail v14.9.25 Precedence: bulk X-Mailing-List: oe-kbuild-all@lists.linux.dev List-Id: List-Subscribe: List-Unsubscribe: Hi Prateek, FYI, the error/warning still remains. tree: https://android.googlesource.com/kernel/common android13-5.10 head: 9b98c0cbf9c92b8fcc9077e711bed14b4e40ce3b commit: 084fab46dd7c1be137dd7f5981bac7d38d1c0fb2 [1/1] ANDROID: ftrace: vendor hook for ftrace dump on oops config: arm64-randconfig-1001-20260918 (https://download.01.org/0day-ci/archive/20260924/202609240927.oCSzWO8s-lkp@intel.com/config) compiler: aarch64-linux-gcc (GCC) 11.5.0 reproduce (this is a W=1 build): (https://download.01.org/0day-ci/archive/20260924/202609240927.oCSzWO8s-lkp@intel.com/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 | Closes: https://lore.kernel.org/oe-kbuild-all/202609240927.oCSzWO8s-lkp@intel.com/ All warnings (new ones prefixed by >>): include/trace/define_trace.h:73:28: note: in expansion of macro 'PARAMS' 73 | DEFINE_TRACE(name, PARAMS(proto), PARAMS(args)) | ^~~~~~ include/trace/hooks/vendor_hooks.h:12:22: note: in expansion of macro 'DECLARE_TRACE' 12 | #define DECLARE_HOOK DECLARE_TRACE | ^~~~~~~~~~~~~ include/trace/hooks/cpufreq.h:20:9: note: in expansion of macro 'TP_PROTO' 20 | TP_PROTO(struct cpufreq_policy *policy, unsigned int min_freq, | ^~~~~~~~ include/linux/tracepoint.h:303:13: error: conflicting types for '__traceiter_android_vh_freq_table_limits'; have 'int(void *, struct cpufreq_policy *, unsigned int, unsigned int)' 303 | int __traceiter_##_name(void *__data, proto) \ | ^~~~~~~~~~~~ include/linux/tracepoint.h:320:9: note: in expansion of macro 'DEFINE_TRACE_FN' 320 | DEFINE_TRACE_FN(name, NULL, NULL, PARAMS(proto), PARAMS(args)); | ^~~~~~~~~~~~~~~ include/trace/define_trace.h:73:9: note: in expansion of macro 'DEFINE_TRACE' 73 | DEFINE_TRACE(name, PARAMS(proto), PARAMS(args)) | ^~~~~~~~~~~~ include/trace/hooks/vendor_hooks.h:12:22: note: in expansion of macro 'DECLARE_TRACE' 12 | #define DECLARE_HOOK DECLARE_TRACE | ^~~~~~~~~~~~~ include/trace/hooks/cpufreq.h:19:1: note: in expansion of macro 'DECLARE_HOOK' 19 | DECLARE_HOOK(android_vh_freq_table_limits, | ^~~~~~~~~~~~ include/linux/tracepoint.h:235:20: note: previous declaration of '__traceiter_android_vh_freq_table_limits' with type 'int(void *, struct cpufreq_policy *, unsigned int, unsigned int)' 235 | extern int __traceiter_##name(data_proto); \ | ^~~~~~~~~~~~ include/linux/tracepoint.h:411:9: note: in expansion of macro '__DECLARE_TRACE' 411 | __DECLARE_TRACE(name, PARAMS(proto), PARAMS(args), \ | ^~~~~~~~~~~~~~~ include/trace/hooks/vendor_hooks.h:12:22: note: in expansion of macro 'DECLARE_TRACE' 12 | #define DECLARE_HOOK DECLARE_TRACE | ^~~~~~~~~~~~~ include/trace/hooks/cpufreq.h:19:1: note: in expansion of macro 'DECLARE_HOOK' 19 | DECLARE_HOOK(android_vh_freq_table_limits, | ^~~~~~~~~~~~ In file included from : include/linux/static_call_types.h:13:41: error: conflicting types for '__SCT__tp_func_android_vh_freq_table_limits'; have 'int(void *, struct cpufreq_policy *, unsigned int, unsigned int)' 13 | #define STATIC_CALL_TRAMP_PREFIX __SCT__ | ^~~~~~~ include/linux/compiler_types.h:59:23: note: in definition of macro '___PASTE' 59 | #define ___PASTE(a,b) a##b | ^ include/linux/static_call_types.h:16:41: note: in expansion of macro '__PASTE' 16 | #define STATIC_CALL_TRAMP(name) __PASTE(STATIC_CALL_TRAMP_PREFIX, name) | ^~~~~~~ include/linux/static_call_types.h:16:49: note: in expansion of macro 'STATIC_CALL_TRAMP_PREFIX' 16 | #define STATIC_CALL_TRAMP(name) __PASTE(STATIC_CALL_TRAMP_PREFIX, name) | ^~~~~~~~~~~~~~~~~~~~~~~~ include/linux/static_call.h:128:29: note: in expansion of macro 'STATIC_CALL_TRAMP' 128 | extern typeof(func) STATIC_CALL_TRAMP(name); | ^~~~~~~~~~~~~~~~~ include/linux/static_call.h:244:9: note: in expansion of macro 'DECLARE_STATIC_CALL' 244 | DECLARE_STATIC_CALL(name, _func); \ | ^~~~~~~~~~~~~~~~~~~ include/linux/tracepoint.h:317:9: note: in expansion of macro 'DEFINE_STATIC_CALL' 317 | DEFINE_STATIC_CALL(tp_func_##_name, __traceiter_##_name); | ^~~~~~~~~~~~~~~~~~ include/linux/tracepoint.h:320:9: note: in expansion of macro 'DEFINE_TRACE_FN' 320 | DEFINE_TRACE_FN(name, NULL, NULL, PARAMS(proto), PARAMS(args)); | ^~~~~~~~~~~~~~~ include/trace/define_trace.h:73:9: note: in expansion of macro 'DEFINE_TRACE' 73 | DEFINE_TRACE(name, PARAMS(proto), PARAMS(args)) | ^~~~~~~~~~~~ include/trace/hooks/vendor_hooks.h:12:22: note: in expansion of macro 'DECLARE_TRACE' 12 | #define DECLARE_HOOK DECLARE_TRACE | ^~~~~~~~~~~~~ include/trace/hooks/cpufreq.h:19:1: note: in expansion of macro 'DECLARE_HOOK' 19 | DECLARE_HOOK(android_vh_freq_table_limits, | ^~~~~~~~~~~~ include/linux/static_call_types.h:13:41: note: previous declaration of '__SCT__tp_func_android_vh_freq_table_limits' with type 'int(void *, struct cpufreq_policy *, unsigned int, unsigned int)' 13 | #define STATIC_CALL_TRAMP_PREFIX __SCT__ | ^~~~~~~ include/linux/compiler_types.h:59:23: note: in definition of macro '___PASTE' 59 | #define ___PASTE(a,b) a##b | ^ include/linux/static_call_types.h:16:41: note: in expansion of macro '__PASTE' 16 | #define STATIC_CALL_TRAMP(name) __PASTE(STATIC_CALL_TRAMP_PREFIX, name) | ^~~~~~~ include/linux/static_call_types.h:16:49: note: in expansion of macro 'STATIC_CALL_TRAMP_PREFIX' 16 | #define STATIC_CALL_TRAMP(name) __PASTE(STATIC_CALL_TRAMP_PREFIX, name) | ^~~~~~~~~~~~~~~~~~~~~~~~ include/linux/static_call.h:128:29: note: in expansion of macro 'STATIC_CALL_TRAMP' 128 | extern typeof(func) STATIC_CALL_TRAMP(name); | ^~~~~~~~~~~~~~~~~ include/linux/tracepoint.h:236:9: note: in expansion of macro 'DECLARE_STATIC_CALL' 236 | DECLARE_STATIC_CALL(tp_func_##name, __traceiter_##name); \ | ^~~~~~~~~~~~~~~~~~~ include/linux/tracepoint.h:411:9: note: in expansion of macro '__DECLARE_TRACE' 411 | __DECLARE_TRACE(name, PARAMS(proto), PARAMS(args), \ | ^~~~~~~~~~~~~~~ include/trace/hooks/vendor_hooks.h:12:22: note: in expansion of macro 'DECLARE_TRACE' 12 | #define DECLARE_HOOK DECLARE_TRACE | ^~~~~~~~~~~~~ include/trace/hooks/cpufreq.h:19:1: note: in expansion of macro 'DECLARE_HOOK' 19 | DECLARE_HOOK(android_vh_freq_table_limits, | ^~~~~~~~~~~~ In file included from include/trace/define_trace.h:102, from include/trace/hooks/ftrace_dump.h:50, from drivers/android/vendor_hooks.c:30: >> include/trace/trace_events.h:27:23: warning: 'str__ftrace_dump__trace_system_name' defined but not used [-Wunused-const-variable=] 27 | #define __app__(x, y) str__##x##y | ^~~~~ include/trace/trace_events.h:28:21: note: in expansion of macro '__app__' 28 | #define __app(x, y) __app__(x, y) | ^~~~~~~ include/trace/trace_events.h:30:29: note: in expansion of macro '__app' 30 | #define TRACE_SYSTEM_STRING __app(TRACE_SYSTEM_VAR,__trace_system_name) | ^~~~~ include/trace/trace_events.h:33:27: note: in expansion of macro 'TRACE_SYSTEM_STRING' 33 | static const char TRACE_SYSTEM_STRING[] = \ | ^~~~~~~~~~~~~~~~~~~ include/trace/trace_events.h:36:1: note: in expansion of macro 'TRACE_MAKE_SYSTEM_STR' 36 | TRACE_MAKE_SYSTEM_STR(); | ^~~~~~~~~~~~~~~~~~~~~ In file included from include/trace/define_trace.h:102, from include/trace/hooks/preemptirq.h:43, from drivers/android/vendor_hooks.c:29: include/trace/trace_events.h:27:23: warning: 'str__preemptirq__trace_system_name' defined but not used [-Wunused-const-variable=] 27 | #define __app__(x, y) str__##x##y | ^~~~~ include/trace/trace_events.h:28:21: note: in expansion of macro '__app__' 28 | #define __app(x, y) __app__(x, y) | ^~~~~~~ include/trace/trace_events.h:30:29: note: in expansion of macro '__app' 30 | #define TRACE_SYSTEM_STRING __app(TRACE_SYSTEM_VAR,__trace_system_name) | ^~~~~ include/trace/trace_events.h:33:27: note: in expansion of macro 'TRACE_SYSTEM_STRING' 33 | static const char TRACE_SYSTEM_STRING[] = \ | ^~~~~~~~~~~~~~~~~~~ include/trace/trace_events.h:36:1: note: in expansion of macro 'TRACE_MAKE_SYSTEM_STR' 36 | TRACE_MAKE_SYSTEM_STR(); | ^~~~~~~~~~~~~~~~~~~~~ In file included from include/trace/define_trace.h:102, from include/trace/hooks/mm.h:38, from drivers/android/vendor_hooks.c:28: include/trace/trace_events.h:27:23: warning: 'str__mm__trace_system_name' defined but not used [-Wunused-const-variable=] 27 | #define __app__(x, y) str__##x##y | ^~~~~ include/trace/trace_events.h:28:21: note: in expansion of macro '__app__' 28 | #define __app(x, y) __app__(x, y) | ^~~~~~~ include/trace/trace_events.h:30:29: note: in expansion of macro '__app' 30 | #define TRACE_SYSTEM_STRING __app(TRACE_SYSTEM_VAR,__trace_system_name) | ^~~~~ include/trace/trace_events.h:33:27: note: in expansion of macro 'TRACE_SYSTEM_STRING' 33 | static const char TRACE_SYSTEM_STRING[] = \ | ^~~~~~~~~~~~~~~~~~~ include/trace/trace_events.h:36:1: note: in expansion of macro 'TRACE_MAKE_SYSTEM_STR' 36 | TRACE_MAKE_SYSTEM_STR(); | ^~~~~~~~~~~~~~~~~~~~~ In file included from include/trace/define_trace.h:102, from include/trace/hooks/cpufreq.h:32, from drivers/android/vendor_hooks.c:27: include/trace/trace_events.h:27:23: warning: 'str__cpufreq__trace_system_name' defined but not used [-Wunused-const-variable=] 27 | #define __app__(x, y) str__##x##y | ^~~~~ include/trace/trace_events.h:28:21: note: in expansion of macro '__app__' 28 | #define __app(x, y) __app__(x, y) | ^~~~~~~ include/trace/trace_events.h:30:29: note: in expansion of macro '__app' 30 | #define TRACE_SYSTEM_STRING __app(TRACE_SYSTEM_VAR,__trace_system_name) | ^~~~~ include/trace/trace_events.h:33:27: note: in expansion of macro 'TRACE_SYSTEM_STRING' 33 | static const char TRACE_SYSTEM_STRING[] = \ | ^~~~~~~~~~~~~~~~~~~ include/trace/trace_events.h:36:1: note: in expansion of macro 'TRACE_MAKE_SYSTEM_STR' 36 | TRACE_MAKE_SYSTEM_STR(); | ^~~~~~~~~~~~~~~~~~~~~ In file included from include/trace/define_trace.h:102, from include/trace/hooks/epoch.h:31, from drivers/android/vendor_hooks.c:26: include/trace/trace_events.h:27:23: warning: 'str__epoch__trace_system_name' defined but not used [-Wunused-const-variable=] 27 | #define __app__(x, y) str__##x##y | ^~~~~ include/trace/trace_events.h:28:21: note: in expansion of macro '__app__' 28 | #define __app(x, y) __app__(x, y) | ^~~~~~~ include/trace/trace_events.h:30:29: note: in expansion of macro '__app' 30 | #define TRACE_SYSTEM_STRING __app(TRACE_SYSTEM_VAR,__trace_system_name) | ^~~~~ include/trace/trace_events.h:33:27: note: in expansion of macro 'TRACE_SYSTEM_STRING' 33 | static const char TRACE_SYSTEM_STRING[] = \ | ^~~~~~~~~~~~~~~~~~~ include/trace/trace_events.h:36:1: note: in expansion of macro 'TRACE_MAKE_SYSTEM_STR' 36 | TRACE_MAKE_SYSTEM_STR(); | ^~~~~~~~~~~~~~~~~~~~~ In file included from include/trace/define_trace.h:102, from include/trace/hooks/gic_v3.h:29, from drivers/android/vendor_hooks.c:25: include/trace/trace_events.h:27:23: warning: 'str__gic_v3__trace_system_name' defined but not used [-Wunused-const-variable=] 27 | #define __app__(x, y) str__##x##y | ^~~~~ include/trace/trace_events.h:28:21: note: in expansion of macro '__app__' 28 | #define __app(x, y) __app__(x, y) | ^~~~~~~ include/trace/trace_events.h:30:29: note: in expansion of macro '__app' 30 | #define TRACE_SYSTEM_STRING __app(TRACE_SYSTEM_VAR,__trace_system_name) | ^~~~~ include/trace/trace_events.h:33:27: note: in expansion of macro 'TRACE_SYSTEM_STRING' 33 | static const char TRACE_SYSTEM_STRING[] = \ Kconfig warnings: (for reference only) WARNING: unmet direct dependencies detected for USB_PHY Depends on [n]: USB_SUPPORT [=n] Selected by [y]: - GKI_HIDDEN_USB_CONFIGS [=y] WARNING: unmet direct dependencies detected for WEXT_PROC Depends on [n]: NET [=y] && WIRELESS [=y] && PROC_FS [=n] && WEXT_CORE [=y] Selected by [y]: - GKI_LEGACY_WEXT_ALLCONFIG [=y] vim +/str__ftrace_dump__trace_system_name +27 include/trace/trace_events.h acd388fd3af350a include/trace/ftrace.h Steven Rostedt (Red Hat 2015-03-31 26) acd388fd3af350a include/trace/ftrace.h Steven Rostedt (Red Hat 2015-03-31 @27) #define __app__(x, y) str__##x##y acd388fd3af350a include/trace/ftrace.h Steven Rostedt (Red Hat 2015-03-31 28) #define __app(x, y) __app__(x, y) acd388fd3af350a include/trace/ftrace.h Steven Rostedt (Red Hat 2015-03-31 29) :::::: The code at line 27 was first introduced by commit :::::: acd388fd3af350ab24c6ab6f19b83fc4a4f3aa60 tracing: Give system name a pointer :::::: TO: Steven Rostedt (Red Hat) :::::: CC: Steven Rostedt -- 0-DAY CI Kernel Test Service https://github.com/intel/lkp-tests/wiki