From mboxrd@z Thu Jan 1 00:00:00 1970 Received: from mgamail.intel.com (mgamail.intel.com [198.175.65.17]) (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 3C7783D1CC1; Thu, 10 Sep 2026 06:36:46 +0000 (UTC) Authentication-Results: smtp.subspace.kernel.org; arc=none smtp.client-ip=198.175.65.17 ARC-Seal:i=1; a=rsa-sha256; d=subspace.kernel.org; s=arc-20240116; t=1789022207; cv=none; b=MG2QyTG40l8wgBs4OkZ+Cuhm/b4G84q9Kg/6gEgQvhgUmj9WPQr7+n+cpzmP1LC+oVi27qy3ZJhNJ551fGgECHdir1+bhyAEHQRpHZ1MsvGkWVo9bhlAijuA8v1hnMsvO/0QnsgIK/vezwXJEzVFZci5i1X+YkKtE2HE9kkxAc8= ARC-Message-Signature:i=1; a=rsa-sha256; d=subspace.kernel.org; s=arc-20240116; t=1789022207; c=relaxed/simple; bh=C9LrQvYbhcUmY3hnSwGy2ff+szzkheHG432q5h9iTx0=; h=Date:From:To:Cc:Subject:Message-ID:References:MIME-Version: Content-Type:Content-Disposition:In-Reply-To; b=ZV6jfVZx52QXFKZH4EoOgu74LM/3NffjtBPIs0wAw4hY4kthU3RhHOE/01CLpK5zj80x89vjr4XixlPHfosYak+lbComKET28G1Nzs7KYXncVHBxdbvQpWXalHXkgu1oS7yjayvDsXSLrJl54rhrF3+a5VPbPdCsYgLqJNPSG2M= ARC-Authentication-Results:i=1; smtp.subspace.kernel.org; dmarc=pass (p=none dis=none) header.from=linux.intel.com; spf=pass smtp.mailfrom=linux.intel.com; dkim=pass (2048-bit key) header.d=intel.com header.i=@intel.com header.b=b8dk8PAL; arc=none smtp.client-ip=198.175.65.17 Authentication-Results: smtp.subspace.kernel.org; dmarc=pass (p=none dis=none) header.from=linux.intel.com Authentication-Results: smtp.subspace.kernel.org; spf=pass smtp.mailfrom=linux.intel.com Authentication-Results: smtp.subspace.kernel.org; dkim=pass (2048-bit key) header.d=intel.com header.i=@intel.com header.b="b8dk8PAL" DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/simple; d=intel.com; i=@intel.com; q=dns/txt; s=Intel; t=1789022206; x=1820558206; h=date:from:to:cc:subject:message-id:references: mime-version:in-reply-to; bh=C9LrQvYbhcUmY3hnSwGy2ff+szzkheHG432q5h9iTx0=; b=b8dk8PALsHHaWO/UzfxHf+d/RjfsjhjNAi8ks6hQWk2x+FUUkUmyOPO3 8m+WDD1P68mn/wrJpYJmqPKUyDqVxEtXvtcN+2nL05aUgg+cX7Kc3RtLT OdP8djVn9zDjVT7KzcAMRtX9MZGjKU2jpwJGHSOlZGCIJFY0DFtdFoE8V v0i1I20exjh2AGW9bdoKXbEv5f/u4ES3ts9l8xN5hxlAONL/03B0Zr/ij 2Jx8GqMhzi2c6y3xg+WSTbu3MSBUltN+jmMfzhgX+bjZekWFwI9xPTm2n 7su4ibaSk1LKQmMhgO+pkOm/Dr6eY4t87eOHTrNFsJ0slhGtHbvh0fGUB Q==; X-CSE-ConnectionGUID: zxub2pOpSHC4xcCCCzwbOw== X-CSE-MsgGUID: VwnR04kmTNuQYm2ZlCJtrQ== X-IronPort-AV: E=McAfee;i="6800,10657,11900"; a="89494616" X-IronPort-AV: E=Sophos;i="6.25,271,1779174000"; d="scan'208";a="89494616" Received: from orviesa006.jf.intel.com ([10.64.159.146]) by orvoesa109.jf.intel.com with ESMTP/TLS/ECDHE-RSA-AES256-GCM-SHA384; 09 Sep 2026 23:36:45 -0700 X-CSE-ConnectionGUID: OKPQWoikQ2yzhCTvDPG/vQ== X-CSE-MsgGUID: oER9FrfQSm6jW3bind7wiA== X-ExtLoop1: 1 X-IronPort-AV: E=Sophos;i="6.25,271,1779174000"; d="scan'208";a="269771087" Received: from ncintean-mobl1.ger.corp.intel.com (HELO localhost) ([10.245.245.177]) by orviesa006-auth.jf.intel.com with ESMTP/TLS/ECDHE-RSA-AES256-GCM-SHA384; 09 Sep 2026 23:36:41 -0700 Date: Thu, 10 Sep 2026 09:36:38 +0300 From: Andy Shevchenko To: Farhad Alemi Cc: Mark Brown , Farhad Alemi , linux-spi@vger.kernel.org, linux-kernel@vger.kernel.org Subject: Re: [BUG] UBSAN: shift-out-of-bounds in dln2_spi_probe Message-ID: References: Precedence: bulk X-Mailing-List: linux-kernel@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: Organization: Intel Finland Oy - BIC 0357606-4 - c/o Alberga Business Park, 6 krs, Bertel Jungin Aukio 5, 02600 Espoo On Wed, Sep 09, 2026 at 05:33:20PM -0700, Farhad Alemi wrote: > We are reporting the following crash (reproducer and a proposed patch attached): Thank you. Please, submit the patch as a formal fix. You can find the necessary steps in the Submitting Patches documentation. > Linux version 7.3.0-rc2 50d05c7c76c96b90462f24debacca971d2e86713 > Build Config: UpstreamAppArmorKASAN (KASAN + UBSAN, panic_on_warn=1) -- With Best Regards, Andy Shevchenko