From mboxrd@z Thu Jan 1 00:00:00 1970 Received: from mgamail.intel.com (mgamail.intel.com [198.175.65.10]) (using TLSv1.2 with cipher ECDHE-RSA-AES256-GCM-SHA384 (256/256 bits)) (No client certificate requested) by smtp.subspace.kernel.org (Postfix) with ESMTPS id 4B557333456; Thu, 27 Nov 2025 15:01:02 +0000 (UTC) Authentication-Results: smtp.subspace.kernel.org; arc=none smtp.client-ip=198.175.65.10 ARC-Seal:i=1; a=rsa-sha256; d=subspace.kernel.org; s=arc-20240116; t=1764255664; cv=none; b=XEMZ2NysUCdLDBLEJ0XpNGz661pjD01QEt0xOAALqGA186WAaivwoq0Hz/ZoY+3yacc553Deti55rTwVQdx6QLYJT30y/7AGoE7p0XJxaOxc34vfLbfhBprQwxtl4KDM/HrgpCcY8Kmb7aHYyMRIOeGafquVFSPB/MuXNgpODBs= ARC-Message-Signature:i=1; a=rsa-sha256; d=subspace.kernel.org; s=arc-20240116; t=1764255664; c=relaxed/simple; bh=UeR2BgcHfyY8nNyZQwhClJSqKeDIuwmepY4yPjZ0Vcg=; h=Date:From:To:Cc:Subject:Message-ID:References:MIME-Version: Content-Type:Content-Disposition:In-Reply-To; b=KZ9i3GBCPDNVPYtvM148X8fmDkkJTsiM+91htSRgMs8CXFmIkIlaX6gP5av4c6FDj6g/CAZeoFTaG7pF/L+njZXKz9nQrYknaxCTHCC8c5qo9Qgpg7FddGQ6uh6n1tErGzyjlOFrP/mR0owiaN8bfgpXX3t3jdekT/6croqo2WQ= ARC-Authentication-Results:i=1; smtp.subspace.kernel.org; dmarc=pass (p=none dis=none) header.from=intel.com; spf=pass smtp.mailfrom=intel.com; dkim=pass (2048-bit key) header.d=intel.com header.i=@intel.com header.b=UMIkdj54; arc=none smtp.client-ip=198.175.65.10 Authentication-Results: smtp.subspace.kernel.org; dmarc=pass (p=none dis=none) header.from=intel.com Authentication-Results: smtp.subspace.kernel.org; spf=pass smtp.mailfrom=intel.com Authentication-Results: smtp.subspace.kernel.org; dkim=pass (2048-bit key) header.d=intel.com header.i=@intel.com header.b="UMIkdj54" DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/simple; d=intel.com; i=@intel.com; q=dns/txt; s=Intel; t=1764255662; x=1795791662; h=date:from:to:cc:subject:message-id:references: mime-version:in-reply-to; bh=UeR2BgcHfyY8nNyZQwhClJSqKeDIuwmepY4yPjZ0Vcg=; b=UMIkdj54tAbmOJ3ocouNc3A0QqoF8O9cuI9Xxr6KoJQ+M6CYg7J0M/+h R6EdwpVTNwVdPbMeq7+smxxPGjqAXEI2YfFD6tliiFzGMwV3V2mm73QmK 7AmQR0UDlmsE1DffCOdflbPBUQEWoAiuN9inYZSlaOI8lryljrTlzlrCw 0522n8es4igpeAbvb18ALASzRLpRE01P0c0INbI5r151qpuSInOEubM3/ WsE88GLolOyEYK0eT3QTjPItt8QELX7US6k+SVJPmqBDue66KZxH5OhCu b73MfhXOq3MNzmbHFfPFNvyVsbaoyyKI/bIC0fDw2xmVSYChRiLqum6qW A==; X-CSE-ConnectionGUID: UqLmUKRlT7SSjOpn5UDHxQ== X-CSE-MsgGUID: 0lqC07vqSMCH77WO9tt+Ig== X-IronPort-AV: E=McAfee;i="6800,10657,11625"; a="83697031" X-IronPort-AV: E=Sophos;i="6.20,231,1758610800"; d="scan'208";a="83697031" Received: from orviesa005.jf.intel.com ([10.64.159.145]) by orvoesa102.jf.intel.com with ESMTP/TLS/ECDHE-RSA-AES256-GCM-SHA384; 27 Nov 2025 07:01:01 -0800 X-CSE-ConnectionGUID: U0SK0fYHSaGH15RRdzsLpQ== X-CSE-MsgGUID: lhj7LxZ9T2iFjd7w05O2Gg== X-ExtLoop1: 1 X-IronPort-AV: E=Sophos;i="6.20,231,1758610800"; d="scan'208";a="198358532" Received: from lkp-server01.sh.intel.com (HELO 4664bbef4914) ([10.239.97.150]) by orviesa005.jf.intel.com with ESMTP; 27 Nov 2025 07:00:59 -0800 Received: from kbuild by 4664bbef4914 with local (Exim 4.98.2) (envelope-from ) id 1vOdUO-0000000052H-2rLt; Thu, 27 Nov 2025 15:00:56 +0000 Date: Thu, 27 Nov 2025 23:00:12 +0800 From: kernel test robot To: "Seokwoo Chung (Ryan)" , rostedt@goodmis.org, mhiramat@kernel.org, corbet@lwn.net, shuah@kernel.org Cc: oe-kbuild-all@lists.linux.dev, mathieu.desnoyers@efficios.com, linux-kernel@vger.kernel.org, linux-trace-kernel@vger.kernel.org, linux-doc@vger.kernel.org, linux-kselftest@vger.kernel.org, "Seokwoo Chung (Ryan)" Subject: Re: [PATCH v4 2/3] tracing/fprobe: Support comma-separated symbols and :entry/:exit Message-ID: <202511272241.s6tUpIgv-lkp@intel.com> References: <20251126184110.72241-3-seokwoo.chung130@gmail.com> Precedence: bulk X-Mailing-List: linux-kselftest@vger.kernel.org List-Id: List-Subscribe: List-Unsubscribe: MIME-Version: 1.0 Content-Type: text/plain; charset=us-ascii Content-Disposition: inline In-Reply-To: <20251126184110.72241-3-seokwoo.chung130@gmail.com> Hi Seokwoo, kernel test robot noticed the following build warnings: [auto build test WARNING on trace/for-next] [also build test WARNING on linus/master v6.18-rc7 next-20251127] [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/Seokwoo-Chung-Ryan/docs-tracing-fprobe-Document-list-filters-and-entry-exit/20251127-024245 base: https://git.kernel.org/pub/scm/linux/kernel/git/trace/linux-trace for-next patch link: https://lore.kernel.org/r/20251126184110.72241-3-seokwoo.chung130%40gmail.com patch subject: [PATCH v4 2/3] tracing/fprobe: Support comma-separated symbols and :entry/:exit config: x86_64-randconfig-003-20251127 (https://download.01.org/0day-ci/archive/20251127/202511272241.s6tUpIgv-lkp@intel.com/config) compiler: gcc-14 (Debian 14.2.0-19) 14.2.0 reproduce (this is a W=1 build): (https://download.01.org/0day-ci/archive/20251127/202511272241.s6tUpIgv-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/202511272241.s6tUpIgv-lkp@intel.com/ All warnings (new ones prefixed by >>): kernel/trace/trace_fprobe.c: In function 'parse_fprobe_spec': kernel/trace/trace_fprobe.c:1282:12: error: invalid storage class for function 'trace_fprobe_create_internal' 1282 | static int trace_fprobe_create_internal(int argc, const char *argv[], | ^~~~~~~~~~~~~~~~~~~~~~~~~~~~ kernel/trace/trace_fprobe.c:1513:12: error: invalid storage class for function 'trace_fprobe_create_cb' 1513 | static int trace_fprobe_create_cb(int argc, const char *argv[]) | ^~~~~~~~~~~~~~~~~~~~~~ kernel/trace/trace_fprobe.c:1530:12: error: invalid storage class for function 'trace_fprobe_create' 1530 | static int trace_fprobe_create(const char *raw_command) | ^~~~~~~~~~~~~~~~~~~ kernel/trace/trace_fprobe.c:1535:12: error: invalid storage class for function 'trace_fprobe_release' 1535 | static int trace_fprobe_release(struct dyn_event *ev) | ^~~~~~~~~~~~~~~~~~~~ kernel/trace/trace_fprobe.c:1545:12: error: invalid storage class for function 'trace_fprobe_show' 1545 | static int trace_fprobe_show(struct seq_file *m, struct dyn_event *ev) | ^~~~~~~~~~~~~~~~~ kernel/trace/trace_fprobe.c:1572:12: error: invalid storage class for function 'enable_trace_fprobe' 1572 | static int enable_trace_fprobe(struct trace_event_call *call, | ^~~~~~~~~~~~~~~~~~~ kernel/trace/trace_fprobe.c:1608:12: error: invalid storage class for function 'disable_trace_fprobe' 1608 | static int disable_trace_fprobe(struct trace_event_call *call, | ^~~~~~~~~~~~~~~~~~~~ kernel/trace/trace_fprobe.c:1653:12: error: invalid storage class for function 'fprobe_register' 1653 | static int fprobe_register(struct trace_event_call *event, | ^~~~~~~~~~~~~~~ kernel/trace/trace_fprobe.c:1683:19: error: invalid storage class for function 'init_fprobe_trace_early' 1683 | static __init int init_fprobe_trace_early(void) | ^~~~~~~~~~~~~~~~~~~~~~~ In file included from include/linux/fprobe.h:6, from kernel/trace/trace_fprobe.c:8: include/linux/compiler.h:286:52: error: initializer element is not constant 286 | __UNIQUE_ID(__PASTE(__addressable_,sym)) = (void *)(uintptr_t)&sym; | ^ include/linux/compiler.h:289:9: note: in expansion of macro '___ADDRESSABLE' 289 | ___ADDRESSABLE(sym, __section(".discard.addressable")) | ^~~~~~~~~~~~~~ include/linux/init.h:250:9: note: in expansion of macro '__ADDRESSABLE' 250 | __ADDRESSABLE(fn) | ^~~~~~~~~~~~~ include/linux/init.h:255:9: note: in expansion of macro '__define_initcall_stub' 255 | __define_initcall_stub(__stub, fn) \ | ^~~~~~~~~~~~~~~~~~~~~~ include/linux/init.h:268:9: note: in expansion of macro '____define_initcall' 268 | ____define_initcall(fn, \ | ^~~~~~~~~~~~~~~~~~~ include/linux/init.h:274:9: note: in expansion of macro '__unique_initcall' 274 | __unique_initcall(fn, id, __sec, __initcall_id(fn)) | ^~~~~~~~~~~~~~~~~ include/linux/init.h:276:35: note: in expansion of macro '___define_initcall' 276 | #define __define_initcall(fn, id) ___define_initcall(fn, id, .initcall##id) | ^~~~~~~~~~~~~~~~~~ include/linux/init.h:294:41: note: in expansion of macro '__define_initcall' 294 | #define core_initcall(fn) __define_initcall(fn, 1) | ^~~~~~~~~~~~~~~~~ kernel/trace/trace_fprobe.c:1702:1: note: in expansion of macro 'core_initcall' 1702 | core_initcall(init_fprobe_trace_early); | ^~~~~~~~~~~~~ kernel/trace/trace_fprobe.c:1702:1: error: expected declaration or statement at end of input kernel/trace/trace_fprobe.c: At top level: >> kernel/trace/trace_fprobe.c:28:12: warning: 'trace_fprobe_create' used but never defined 28 | static int trace_fprobe_create(const char *raw_command); | ^~~~~~~~~~~~~~~~~~~ >> kernel/trace/trace_fprobe.c:29:12: warning: 'trace_fprobe_show' used but never defined 29 | static int trace_fprobe_show(struct seq_file *m, struct dyn_event *ev); | ^~~~~~~~~~~~~~~~~ >> kernel/trace/trace_fprobe.c:30:12: warning: 'trace_fprobe_release' used but never defined 30 | static int trace_fprobe_release(struct dyn_event *ev); | ^~~~~~~~~~~~~~~~~~~~ >> kernel/trace/trace_fprobe.c:741:12: warning: 'fprobe_register' used but never defined 741 | static int fprobe_register(struct trace_event_call *event, | ^~~~~~~~~~~~~~~ >> kernel/trace/trace_fprobe.c:1653:12: warning: 'fprobe_register' defined but not used [-Wunused-function] 1653 | static int fprobe_register(struct trace_event_call *event, | ^~~~~~~~~~~~~~~ >> kernel/trace/trace_fprobe.c:1545:12: warning: 'trace_fprobe_show' defined but not used [-Wunused-function] 1545 | static int trace_fprobe_show(struct seq_file *m, struct dyn_event *ev) | ^~~~~~~~~~~~~~~~~ >> kernel/trace/trace_fprobe.c:1535:12: warning: 'trace_fprobe_release' defined but not used [-Wunused-function] 1535 | static int trace_fprobe_release(struct dyn_event *ev) | ^~~~~~~~~~~~~~~~~~~~ >> kernel/trace/trace_fprobe.c:1530:12: warning: 'trace_fprobe_create' defined but not used [-Wunused-function] 1530 | static int trace_fprobe_create(const char *raw_command) | ^~~~~~~~~~~~~~~~~~~ vim +/trace_fprobe_create +28 kernel/trace/trace_fprobe.c 334e5519c375701 Masami Hiramatsu (Google 2023-06-06 27) 334e5519c375701 Masami Hiramatsu (Google 2023-06-06 @28) static int trace_fprobe_create(const char *raw_command); 334e5519c375701 Masami Hiramatsu (Google 2023-06-06 @29) static int trace_fprobe_show(struct seq_file *m, struct dyn_event *ev); 334e5519c375701 Masami Hiramatsu (Google 2023-06-06 @30) static int trace_fprobe_release(struct dyn_event *ev); 334e5519c375701 Masami Hiramatsu (Google 2023-06-06 31) static bool trace_fprobe_is_busy(struct dyn_event *ev); 334e5519c375701 Masami Hiramatsu (Google 2023-06-06 32) static bool trace_fprobe_match(const char *system, const char *event, 334e5519c375701 Masami Hiramatsu (Google 2023-06-06 33) int argc, const char **argv, struct dyn_event *ev); 334e5519c375701 Masami Hiramatsu (Google 2023-06-06 34) -- 0-DAY CI Kernel Test Service https://github.com/intel/lkp-tests/wiki