From mboxrd@z Thu Jan 1 00:00:00 1970 Received: from mgamail.intel.com (mgamail.intel.com [192.198.163.10]) (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 2530C21D00A for ; Thu, 12 Mar 2026 22:49:37 +0000 (UTC) Authentication-Results: smtp.subspace.kernel.org; arc=none smtp.client-ip=192.198.163.10 ARC-Seal:i=1; a=rsa-sha256; d=subspace.kernel.org; s=arc-20240116; t=1773355780; cv=none; b=CPCJ+P6CZHGIQatCR2VLaJj4sUBdN9LWjAsqiAxo/561PNPyH0kL7KfLo0WbCAaw8XPS+sl5RnIotB1DPcymVrNxESXq9vUrC3Yp6s/K10SbC3ASiUudWtHLWTTRQdaMgSEWynifSdus/Q9rwQUy5AwCzbaP8uORQRC8Bq2b7EY= ARC-Message-Signature:i=1; a=rsa-sha256; d=subspace.kernel.org; s=arc-20240116; t=1773355780; c=relaxed/simple; bh=8Eww+Wc5idp0fez2ByDDg3IcQv2AoX46IBd2xJ1VNoU=; h=Date:From:To:Cc:Subject:Message-ID:MIME-Version:Content-Type: Content-Disposition; b=M9hV0w+ZJWr0HGPcOhgGUZy0IA8XuIt069nuYFIhHzv0DUhZrRFQjGm7KQjam3DDgXuJGPK0Yum9KDoNFqtHMisRpYHuKpuHgqWtoMyF59yxOQ0IYQAmSNgFYjeR9HLMDp7/aaEBPeEZgyCgIOdm5kpx/MdInzLBaARgw6eS/Jk= 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=TMz8RPAT; arc=none smtp.client-ip=192.198.163.10 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="TMz8RPAT" DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/simple; d=intel.com; i=@intel.com; q=dns/txt; s=Intel; t=1773355778; x=1804891778; h=date:from:to:cc:subject:message-id:mime-version; bh=8Eww+Wc5idp0fez2ByDDg3IcQv2AoX46IBd2xJ1VNoU=; b=TMz8RPATyrIU8U4H/VKFW66l9XrwIjJUet9YCJTPbdf3GWddh8bwcjQn nZQA9/xHCvaMXGDK9Bk+jpt9/S5wWKEAwqIxhCK+amL1kH6SKPriWs8Cc xuCY9MUk4rKM22iookzBa4+BY8Y0GGj/SwRzIT5HnUhKL4nNanx6/nD5Q CCCYUek3kDFN0AMlZQDW2hejnAiVRyU/vOwcsxpivW+P4mDPeVP+ZQXjw PYvws+Wba25cApiW/rLxUGLcxZw6wI6/Bhfunin9biFU2Olkx1PYqsA4M WM+LXCimsZgkI6AYp1oLtP7wjInfXXF6xLZFjvPDhWngEpRBK+yF67SLI Q==; X-CSE-ConnectionGUID: +RzO3frZRmOLnHXtRhld+Q== X-CSE-MsgGUID: VHdrlTtMQ+CBGwudkKmxEg== X-IronPort-AV: E=McAfee;i="6800,10657,11727"; a="85815512" X-IronPort-AV: E=Sophos;i="6.23,117,1770624000"; d="scan'208";a="85815512" Received: from fmviesa008.fm.intel.com ([10.60.135.148]) by fmvoesa104.fm.intel.com with ESMTP/TLS/ECDHE-RSA-AES256-GCM-SHA384; 12 Mar 2026 15:49:38 -0700 X-CSE-ConnectionGUID: leqXsRQ5R0y+x7oTDpoyVw== X-CSE-MsgGUID: EtbBMBK5QT6RBrO2xwoqcw== X-ExtLoop1: 1 X-IronPort-AV: E=Sophos;i="6.23,117,1770624000"; d="scan'208";a="218742105" Received: from lkp-server01.sh.intel.com (HELO 418530b1a366) ([10.239.97.150]) by fmviesa008.fm.intel.com with ESMTP; 12 Mar 2026 15:49:36 -0700 Received: from kbuild by 418530b1a366 with local (Exim 4.98.2) (envelope-from ) id 1w0oqT-000000003E3-49ts; Thu, 12 Mar 2026 22:49:33 +0000 Date: Fri, 13 Mar 2026 06:49:19 +0800 From: kernel test robot To: oe-kbuild@lists.linux.dev Cc: lkp@intel.com, Dan Carpenter Subject: Re: [PATCH v2 2/3] tracing: Update futex syscall trace event to show more commands Message-ID: <202603130608.WKdib8MH-lkp@intel.com> Precedence: bulk X-Mailing-List: oe-kbuild@lists.linux.dev List-Id: List-Subscribe: List-Unsubscribe: MIME-Version: 1.0 Content-Type: text/plain; charset=us-ascii Content-Disposition: inline BCC: lkp@intel.com CC: oe-kbuild-all@lists.linux.dev In-Reply-To: <20260310201036.713629966@kernel.org> References: <20260310201036.713629966@kernel.org> TO: Steven Rostedt TO: linux-kernel@vger.kernel.org TO: linux-trace-kernel@vger.kernel.org CC: Masami Hiramatsu CC: Mark Rutland CC: Mathieu Desnoyers CC: Andrew Morton CC: Linux Memory Management List CC: Thomas Gleixner CC: Peter Zijlstra CC: Brian Geffon CC: John Stultz CC: Ian Rogers CC: Suleiman Souhlal Hi Steven, kernel test robot noticed the following build warnings: [auto build test WARNING on tip/locking/core] [also build test WARNING on trace/for-next akpm-mm/mm-everything linus/master v7.0-rc3 next-20260311] [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/Steven-Rostedt/tracing-Have-futex-syscall-trace-event-show-specific-user-data/20260311-041422 base: tip/locking/core patch link: https://lore.kernel.org/r/20260310201036.713629966%40kernel.org patch subject: [PATCH v2 2/3] tracing: Update futex syscall trace event to show more commands :::::: branch date: 2 days ago :::::: commit date: 2 days ago config: i386-randconfig-141-20260311 (https://download.01.org/0day-ci/archive/20260313/202603130608.WKdib8MH-lkp@intel.com/config) compiler: gcc-14 (Debian 14.2.0-19) 14.2.0 smatch: v0.5.0-9004-gb810ac53 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 | Reported-by: Dan Carpenter | Closes: https://lore.kernel.org/r/202603130608.WKdib8MH-lkp@intel.com/ smatch warnings: kernel/trace/trace_syscalls.c:650 futex_fields() warn: missing unwind goto? vim +650 kernel/trace/trace_syscalls.c 50307a45f8515f Lai Jiangshan 2009-12-15 633 15901aaefa1313 Steven Rostedt 2026-03-10 634 static int __init futex_fields(struct trace_event_call *call, int offset) 15901aaefa1313 Steven Rostedt 2026-03-10 635 { 15901aaefa1313 Steven Rostedt 2026-03-10 636 char *arg; 15901aaefa1313 Steven Rostedt 2026-03-10 637 int ret; 15901aaefa1313 Steven Rostedt 2026-03-10 638 15901aaefa1313 Steven Rostedt 2026-03-10 639 arg = kstrdup("__value", GFP_KERNEL); 15901aaefa1313 Steven Rostedt 2026-03-10 640 if (WARN_ON_ONCE(!arg)) 15901aaefa1313 Steven Rostedt 2026-03-10 641 return -ENOMEM; 15901aaefa1313 Steven Rostedt 2026-03-10 642 ret = trace_define_field(call, "u32", arg, offset, sizeof(int), 0, 15901aaefa1313 Steven Rostedt 2026-03-10 643 FILTER_OTHER); 15901aaefa1313 Steven Rostedt 2026-03-10 644 if (ret) f3ff4ed51edb59 Steven Rostedt 2026-03-10 645 goto free; f3ff4ed51edb59 Steven Rostedt 2026-03-10 646 offset += sizeof(int); f3ff4ed51edb59 Steven Rostedt 2026-03-10 647 f3ff4ed51edb59 Steven Rostedt 2026-03-10 648 arg = kstrdup("__value2", GFP_KERNEL); f3ff4ed51edb59 Steven Rostedt 2026-03-10 649 if (WARN_ON_ONCE(!arg)) f3ff4ed51edb59 Steven Rostedt 2026-03-10 @650 return -ENOMEM; f3ff4ed51edb59 Steven Rostedt 2026-03-10 651 ret = trace_define_field(call, "u32", arg, offset, sizeof(int), 0, f3ff4ed51edb59 Steven Rostedt 2026-03-10 652 FILTER_OTHER); f3ff4ed51edb59 Steven Rostedt 2026-03-10 653 if (ret) f3ff4ed51edb59 Steven Rostedt 2026-03-10 654 goto free; f3ff4ed51edb59 Steven Rostedt 2026-03-10 655 offset += sizeof(int); f3ff4ed51edb59 Steven Rostedt 2026-03-10 656 f3ff4ed51edb59 Steven Rostedt 2026-03-10 657 arg = kstrdup("__ts1", GFP_KERNEL); f3ff4ed51edb59 Steven Rostedt 2026-03-10 658 if (WARN_ON_ONCE(!arg)) f3ff4ed51edb59 Steven Rostedt 2026-03-10 659 return -ENOMEM; f3ff4ed51edb59 Steven Rostedt 2026-03-10 660 ret = trace_define_field(call, "unsigned long", arg, offset, f3ff4ed51edb59 Steven Rostedt 2026-03-10 661 sizeof(unsigned long), 0, FILTER_OTHER); f3ff4ed51edb59 Steven Rostedt 2026-03-10 662 if (ret) f3ff4ed51edb59 Steven Rostedt 2026-03-10 663 goto free; f3ff4ed51edb59 Steven Rostedt 2026-03-10 664 offset += sizeof(long); f3ff4ed51edb59 Steven Rostedt 2026-03-10 665 f3ff4ed51edb59 Steven Rostedt 2026-03-10 666 arg = kstrdup("__ts2", GFP_KERNEL); f3ff4ed51edb59 Steven Rostedt 2026-03-10 667 if (WARN_ON_ONCE(!arg)) f3ff4ed51edb59 Steven Rostedt 2026-03-10 668 return -ENOMEM; f3ff4ed51edb59 Steven Rostedt 2026-03-10 669 ret = trace_define_field(call, "unsigned long", arg, offset, f3ff4ed51edb59 Steven Rostedt 2026-03-10 670 sizeof(unsigned long), 0, FILTER_OTHER); f3ff4ed51edb59 Steven Rostedt 2026-03-10 671 if (ret) f3ff4ed51edb59 Steven Rostedt 2026-03-10 672 goto free; f3ff4ed51edb59 Steven Rostedt 2026-03-10 673 f3ff4ed51edb59 Steven Rostedt 2026-03-10 674 return 0; f3ff4ed51edb59 Steven Rostedt 2026-03-10 675 f3ff4ed51edb59 Steven Rostedt 2026-03-10 676 free: 15901aaefa1313 Steven Rostedt 2026-03-10 677 kfree(arg); 15901aaefa1313 Steven Rostedt 2026-03-10 678 return ret; 15901aaefa1313 Steven Rostedt 2026-03-10 679 } 15901aaefa1313 Steven Rostedt 2026-03-10 680 -- 0-DAY CI Kernel Test Service https://github.com/intel/lkp-tests/wiki