Received: by 2002:a25:e7d8:0:0:0:0:0 with SMTP id e207csp661891ybh; Tue, 10 Mar 2020 06:05:19 -0700 (PDT) X-Google-Smtp-Source: ADFU+vsHeJzKhf94yf/+P071Sqzm+vE706jQ1fPoA5u0D8/H2Y9UGMfXxEafF/VTwgjeMrVyoeXf X-Received: by 2002:a05:6830:1599:: with SMTP id i25mr17017132otr.190.1583845519344; Tue, 10 Mar 2020 06:05:19 -0700 (PDT) ARC-Seal: i=1; a=rsa-sha256; t=1583845519; cv=none; d=google.com; s=arc-20160816; b=GOCY3eC5qUlqnmVJaRJoDR4VQxR7U7bMXazgDullfwg+zVAbbS3/WVOqE/l+llPBfA 2LemGZxZTDvwaJWILkmUKeLoYPG7/narSjlkY7XrotBY8UuHqL30fwxsMMI7PN4nMwFz 2x6GNAIQVx8lMBm7tN6J4+66LEE/55UTiqca4taxD7o8+N+nGF6LYrLSwfUiXbMr+8vf eHdo7GCm1l30zpJZOAhDrG1Tmpyj/jDMZP8C6F7LHCoRgwRm6y6NU4gwn9Vf6w9tD8JL TfxgwDJ0dBS6KkZegC2m/iR+/+tIar8lXDsAwJNY4eZpoILO/1W7PR1uv3k+OL5T5y6W HE4w== ARC-Message-Signature: i=1; a=rsa-sha256; c=relaxed/relaxed; d=google.com; s=arc-20160816; h=list-id:precedence:sender:content-transfer-encoding:mime-version :user-agent:references:in-reply-to:message-id:date:subject:cc:to :from:dkim-signature; bh=R680LMmAGdRJ7ryaNfFcwqmHJynOxsNVkfSqlfu7on0=; b=nDD5WkPaJ8AV+Dj3TdaP59C1qwHdkybKaebNWlOtOGSQfrjXCvGwHGRTsVcCEgfrv4 P3+pQcsfxkQngCegJ9xqOEKp4yQaA7TCrkfxH3/I66jQRfGDxUKzqrxWHrwYw8QMC1Zd xbqUGI7bFfiZglH3nxgD2QcFTZnUol7Xvm7rNMsuPsgnYavzuyVLrB1P7VBd0lIkVQ8J 40Fb889rCsylBPjZPhU9QhJaOCbo+ykf4q27aCJ3O8JpC4BxF8ko8SN2SbMa/K4F04E9 CyvVG97zK4HZT2Q9vfdmNWQE2GwV62dEur6468c8GDg3+F7Xs4Ot9I7rqmMMnRYUXfy5 rsXw== ARC-Authentication-Results: i=1; mx.google.com; dkim=pass header.i=@kernel.org header.s=default header.b=WXjmSOaY; spf=pass (google.com: best guess record for domain of linux-kernel-owner@vger.kernel.org designates 209.132.180.67 as permitted sender) smtp.mailfrom=linux-kernel-owner@vger.kernel.org Return-Path: Received: from vger.kernel.org (vger.kernel.org. [209.132.180.67]) by mx.google.com with ESMTP id u24si7701332otk.287.2020.03.10.06.04.46; Tue, 10 Mar 2020 06:05:19 -0700 (PDT) Received-SPF: pass (google.com: best guess record for domain of linux-kernel-owner@vger.kernel.org designates 209.132.180.67 as permitted sender) client-ip=209.132.180.67; Authentication-Results: mx.google.com; dkim=pass header.i=@kernel.org header.s=default header.b=WXjmSOaY; spf=pass (google.com: best guess record for domain of linux-kernel-owner@vger.kernel.org designates 209.132.180.67 as permitted sender) smtp.mailfrom=linux-kernel-owner@vger.kernel.org Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S1730546AbgCJNDK (ORCPT + 99 others); Tue, 10 Mar 2020 09:03:10 -0400 Received: from mail.kernel.org ([198.145.29.99]:47496 "EHLO mail.kernel.org" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S1730524AbgCJNDH (ORCPT ); Tue, 10 Mar 2020 09:03:07 -0400 Received: from localhost (83-86-89-107.cable.dynamic.v4.ziggo.nl [83.86.89.107]) (using TLSv1.2 with cipher ECDHE-RSA-AES256-GCM-SHA384 (256/256 bits)) (No client certificate requested) by mail.kernel.org (Postfix) with ESMTPSA id C48F820409; Tue, 10 Mar 2020 13:03:06 +0000 (UTC) DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/simple; d=kernel.org; s=default; t=1583845387; bh=oy+1dEgrOKr/hieGFcI5guQvbcYAsYuQWqh7Sylh2k8=; h=From:To:Cc:Subject:Date:In-Reply-To:References:From; b=WXjmSOaYJm0kZ9is8QeB957BlARAT0LGClt+FzIUEvdoCaMDKnapbTwgoT/5wyokR JsORgYGdGwM3NUOFHJ7DgOnexfdP01KFBhHlQUw1fkdgdTVA7ikgqpY7DTiJMN42N1 4WGlaD8VuYVxEuVzzezjNGLwf09sQWDbxDsJM1dI= From: Greg Kroah-Hartman To: linux-kernel@vger.kernel.org Cc: Greg Kroah-Hartman , stable@vger.kernel.org, Leonard Crestez , Shawn Guo Subject: [PATCH 5.5 157/189] firmware: imx: Align imx_sc_msg_req_cpu_start to 4 Date: Tue, 10 Mar 2020 13:39:54 +0100 Message-Id: <20200310123655.856398745@linuxfoundation.org> X-Mailer: git-send-email 2.25.1 In-Reply-To: <20200310123639.608886314@linuxfoundation.org> References: <20200310123639.608886314@linuxfoundation.org> User-Agent: quilt/0.66 MIME-Version: 1.0 Content-Type: text/plain; charset=UTF-8 Content-Transfer-Encoding: 8bit Sender: linux-kernel-owner@vger.kernel.org Precedence: bulk List-ID: X-Mailing-List: linux-kernel@vger.kernel.org From: Leonard Crestez commit f5bfeff44612d304deb100065a9f712309dc2783 upstream. The imx SC api strongly assumes that messages are composed out of 4-bytes words but some of our message structs have odd sizeofs. This produces many oopses with CONFIG_KASAN=y. Fix by marking with __aligned(4). Fixes: d90bf296ae18 ("firmware: imx: Add support to start/stop a CPU") Signed-off-by: Leonard Crestez Signed-off-by: Shawn Guo Signed-off-by: Greg Kroah-Hartman --- drivers/firmware/imx/misc.c | 2 +- 1 file changed, 1 insertion(+), 1 deletion(-) --- a/drivers/firmware/imx/misc.c +++ b/drivers/firmware/imx/misc.c @@ -24,7 +24,7 @@ struct imx_sc_msg_req_cpu_start { u32 address_lo; u16 resource; u8 enable; -} __packed; +} __packed __aligned(4); struct imx_sc_msg_req_misc_get_ctrl { struct imx_sc_rpc_msg hdr;