From mboxrd@z Thu Jan 1 00:00:00 1970 Received: from mgamail.intel.com (mgamail.intel.com [198.175.65.18]) (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 642FBAD4B for ; Fri, 13 Mar 2026 21:47:22 +0000 (UTC) Authentication-Results: smtp.subspace.kernel.org; arc=none smtp.client-ip=198.175.65.18 ARC-Seal:i=1; a=rsa-sha256; d=subspace.kernel.org; s=arc-20240116; t=1773438445; cv=none; b=mNuAnjqurcHzEvR/Jx/Kwl/Ps+2fxnG6LjQ7+GwDJTrqwdpjgM7Vr9003TOhOAQVXQtFbV+NkT1beyBLVMKNwAuD0Q/YNH0jgW5owvVMGkGobi2MsdMkqzAKPnhUpHpyny8QU7bZdkdJAjprF1zPkS0QkwwALL+S/Lj1tyHBxNY= ARC-Message-Signature:i=1; a=rsa-sha256; d=subspace.kernel.org; s=arc-20240116; t=1773438445; c=relaxed/simple; bh=EdyWVBBCt1OwJhfc1hGb7MXHdX0qydjk4sp4ODkbrEI=; h=Date:From:To:Cc:Subject:Message-ID:References:MIME-Version: Content-Type:Content-Disposition:In-Reply-To; b=OZW3W2F8YCH+NxJhNFY3w18TWfJw7toin2IVt3C3r5X9gIS3Ic+3yWAmRXzCHBvfSQIReS5STdqlOuVYK5zG2c+oG7selYanY00KtlPUrmnrPriJbix1aZPNoN7IZW/O+6iVuoklrObWUZCu3t1DH0ZfhXajjs+J+AmbmwxZP1I= 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=kyb2+FP9; arc=none smtp.client-ip=198.175.65.18 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="kyb2+FP9" DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/simple; d=intel.com; i=@intel.com; q=dns/txt; s=Intel; t=1773438442; x=1804974442; h=date:from:to:cc:subject:message-id:references: mime-version:in-reply-to; bh=EdyWVBBCt1OwJhfc1hGb7MXHdX0qydjk4sp4ODkbrEI=; b=kyb2+FP9iWbxrsRI3LOTR19vDF3uucqy5R0uHf8oCMLlF1QuQcHFpmxA OQw423OBNMBWtaz1Clc/ECSexF1cFWegJ0bs03IHrOIActC4b3scnyNM3 NEAEiu3R5BRVYB1QMCyfTCHFJeAyxMgEYhSIxo+kHxcBcaOntyjRlmE26 udtQ9RoqUb6w/VvldfzC1hwt+lN9KYGn4S32kx43MZuYd9PvixIwhs80o hMyrQTNw0RM+GItgnSNUCMaZdTIerwUXd3GcOODLDcQMrsXhiyy4zcNzx DfHLM5ygMBFlA+i4DsqIRg0XwwqOMTtaU6+w30rAB3IqYh1geDmmgDHAz w==; X-CSE-ConnectionGUID: b9+pTZIZQuy5h0PJwTb0xQ== X-CSE-MsgGUID: x40YVZwiRVy0IL8VedoZ5Q== X-IronPort-AV: E=McAfee;i="6800,10657,11728"; a="74584231" X-IronPort-AV: E=Sophos;i="6.23,118,1770624000"; d="scan'208";a="74584231" Received: from fmviesa008.fm.intel.com ([10.60.135.148]) by orvoesa110.jf.intel.com with ESMTP/TLS/ECDHE-RSA-AES256-GCM-SHA384; 13 Mar 2026 14:47:19 -0700 X-CSE-ConnectionGUID: 4EKvLaamTdWtAPOkRjwR8A== X-CSE-MsgGUID: KX5QUk85Tbef7Dtral7FSQ== X-ExtLoop1: 1 X-IronPort-AV: E=Sophos;i="6.23,118,1770624000"; d="scan'208";a="219013091" Received: from lkp-server01.sh.intel.com (HELO 418530b1a366) ([10.239.97.150]) by fmviesa008.fm.intel.com with ESMTP; 13 Mar 2026 14:47:18 -0700 Received: from kbuild by 418530b1a366 with local (Exim 4.98.2) (envelope-from ) id 1w1ALk-000000004JN-0smp; Fri, 13 Mar 2026 21:47:16 +0000 Date: Sat, 14 Mar 2026 05:46:19 +0800 From: kernel test robot To: Mathieu Desnoyers Cc: oe-kbuild-all@lists.linux.dev Subject: Re: [RFC PATCH v3] futex: Introduce __vdso_robust_futex_unlock_u32 and __vdso_robust_pi_futex_try_unlock_u32 Message-ID: <202603140547.Wi2MxToc-lkp@intel.com> References: <20260312181850.2156985-1-mathieu.desnoyers@efficios.com> Precedence: bulk X-Mailing-List: oe-kbuild-all@lists.linux.dev List-Id: List-Subscribe: List-Unsubscribe: MIME-Version: 1.0 Content-Type: text/plain; charset=us-ascii Content-Disposition: inline In-Reply-To: <20260312181850.2156985-1-mathieu.desnoyers@efficios.com> Hi Mathieu, [This is a private test report for your RFC patch.] kernel test robot noticed the following build errors: [auto build test ERROR on tip/locking/core] [also build test ERROR on linus/master v7.0-rc3 next-20260311] [cannot apply to tip/x86/core tip/x86/vdso] [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/Mathieu-Desnoyers/futex-Introduce-__vdso_robust_futex_unlock_u32-and-__vdso_robust_pi_futex_try_unlock_u32/20260313-201027 base: tip/locking/core patch link: https://lore.kernel.org/r/20260312181850.2156985-1-mathieu.desnoyers%40efficios.com patch subject: [RFC PATCH v3] futex: Introduce __vdso_robust_futex_unlock_u32 and __vdso_robust_pi_futex_try_unlock_u32 config: arm64-allnoconfig (https://download.01.org/0day-ci/archive/20260314/202603140547.Wi2MxToc-lkp@intel.com/config) compiler: aarch64-linux-gcc (GCC) 15.2.0 reproduce (this is a W=1 build): (https://download.01.org/0day-ci/archive/20260314/202603140547.Wi2MxToc-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/202603140547.Wi2MxToc-lkp@intel.com/ All errors (new ones prefixed by >>): In file included from include/linux/sched.h:13, from include/linux/percpu.h:12, from arch/arm64/include/asm/arch_timer.h:18, from arch/arm64/include/asm/timex.h:8, from include/linux/timex.h:67, from include/linux/time32.h:13, from include/linux/time.h:60, from include/linux/compat.h:10, from kernel/futex/core.c:34: kernel/futex/core.c: In function 'handle_futex_death': >> arch/arm64/include/asm/processor.h:384:43: error: implicit declaration of function 'task_stack_page'; did you mean 'task_stack_vm_area'? [-Wimplicit-function-declaration] 384 | ((struct pt_regs *)(THREAD_SIZE + task_stack_page(p)) - 1) | ^~~~~~~~~~~~~~~ kernel/futex/core.c:1148:38: note: in expansion of macro 'task_pt_regs' 1148 | futex_vdso_exception(task_pt_regs(curr), &in_futex_vdso, &vdso_need_action); | ^~~~~~~~~~~~ vim +384 arch/arm64/include/asm/processor.h 2f79d2fc391e4ba Peter Collingbourne 2021-03-18 378 9cce7a435f89c9e Catalin Marinas 2012-03-05 379 /* Thread switching */ 9cce7a435f89c9e Catalin Marinas 2012-03-05 380 extern struct task_struct *cpu_switch_to(struct task_struct *prev, 9cce7a435f89c9e Catalin Marinas 2012-03-05 381 struct task_struct *next); 9cce7a435f89c9e Catalin Marinas 2012-03-05 382 9cce7a435f89c9e Catalin Marinas 2012-03-05 383 #define task_pt_regs(p) \ 34be98f4944f990 Ard Biesheuvel 2017-07-20 @384 ((struct pt_regs *)(THREAD_SIZE + task_stack_page(p)) - 1) 9cce7a435f89c9e Catalin Marinas 2012-03-05 385 -- 0-DAY CI Kernel Test Service https://github.com/intel/lkp-tests/wiki