From mboxrd@z Thu Jan 1 00:00:00 1970 Return-Path: X-Spam-Checker-Version: SpamAssassin 3.4.0 (2014-02-07) on aws-us-west-2-korg-lkml-1.web.codeaurora.org X-Spam-Level: X-Spam-Status: No, score=-5.5 required=3.0 tests=BAYES_00,DKIMWL_WL_HIGH, DKIM_SIGNED,DKIM_VALID,HEADER_FROM_DIFFERENT_DOMAINS,MAILING_LIST_MULTI, NICE_REPLY_A,SPF_HELO_NONE,SPF_PASS,URIBL_BLOCKED,USER_AGENT_SANE_1 autolearn=no autolearn_force=no version=3.4.0 Received: from mail.kernel.org (mail.kernel.org [198.145.29.99]) by smtp.lore.kernel.org (Postfix) with ESMTP id 8620FC433E0 for ; Fri, 29 Jan 2021 18:15:36 +0000 (UTC) Received: from merlin.infradead.org (merlin.infradead.org [205.233.59.134]) (using TLSv1.2 with cipher ECDHE-RSA-AES256-GCM-SHA384 (256/256 bits)) (No client certificate requested) by mail.kernel.org (Postfix) with ESMTPS id 23A7564E08 for ; Fri, 29 Jan 2021 18:15:36 +0000 (UTC) DMARC-Filter: OpenDMARC Filter v1.3.2 mail.kernel.org 23A7564E08 Authentication-Results: mail.kernel.org; dmarc=fail (p=none dis=none) header.from=arm.com Authentication-Results: mail.kernel.org; spf=none smtp.mailfrom=linux-arm-kernel-bounces+linux-arm-kernel=archiver.kernel.org@lists.infradead.org DKIM-Signature: v=1; a=rsa-sha256; q=dns/txt; c=relaxed/relaxed; d=lists.infradead.org; s=merlin.20170209; h=Sender:Content-Transfer-Encoding: Content-Type:Cc:List-Subscribe:List-Help:List-Post:List-Archive: List-Unsubscribe:List-Id:In-Reply-To:MIME-Version:Date:Message-ID:From: References:To:Subject:Reply-To:Content-ID:Content-Description:Resent-Date: Resent-From:Resent-Sender:Resent-To:Resent-Cc:Resent-Message-ID:List-Owner; bh=zZ4v9+uvXIdmFJQwQkHSNmpXdz0ZlZo2uXBQHUASqpQ=; b=ZtoMUOgMbR2TMbEnifgKMV/ru 6I+2MaMQRh4xlm43CvFEOmROwL8L4v1nUWwAq3cC+48cYUCZSx6Pf7AyIrxqR7pa6RXErAyW7R9pz 6ioRCtra1RbNFTAccgYls5Fv+oYxUX/xCZgvzmQNxj1KnGmUhSn8AkuCoYI2wQWDBLRXmeFfPLECL 2mJCmQi5skzvyXI6TCSpI98il0xCEgTHa9N4vVuDCc9I1rPFfxrK5+fc26MoR/sznTbq8J+HDn4g+ HrjtGYqBA4BMJ9QgzHjf3PGKIzc0SylkgLrtSg6I/KzzJWI7xtVSmqINcRiAG8SOMeRxbvLpCSCQl 52R3QLNgw==; Received: from localhost ([::1] helo=merlin.infradead.org) by merlin.infradead.org with esmtp (Exim 4.92.3 #3 (Red Hat Linux)) id 1l5YHt-0008Gc-I8; Fri, 29 Jan 2021 18:14:29 +0000 Received: from foss.arm.com ([217.140.110.172]) by merlin.infradead.org with esmtp (Exim 4.92.3 #3 (Red Hat Linux)) id 1l5YHr-0008G6-Ae for linux-arm-kernel@lists.infradead.org; Fri, 29 Jan 2021 18:14:28 +0000 Received: from usa-sjc-imap-foss1.foss.arm.com (unknown [10.121.207.14]) by usa-sjc-mx-foss1.foss.arm.com (Postfix) with ESMTP id 26ECA13A1; Fri, 29 Jan 2021 10:14:22 -0800 (PST) Received: from [10.37.12.11] (unknown [10.37.12.11]) by usa-sjc-imap-foss1.foss.arm.com (Postfix) with ESMTPSA id 0FF9F3F885; Fri, 29 Jan 2021 10:14:19 -0800 (PST) Subject: Re: [PATCH v9 3/4] kasan: Add report for async mode To: Andrey Konovalov References: <20210126134603.49759-1-vincenzo.frascino@arm.com> <20210126134603.49759-4-vincenzo.frascino@arm.com> <77de8e48-6f68-bf27-0bed-02e49b69a12d@arm.com> <7da762df-6df3-e526-bec1-dc770709c00c@arm.com> From: Vincenzo Frascino Message-ID: Date: Fri, 29 Jan 2021 18:18:15 +0000 User-Agent: Mozilla/5.0 (X11; Linux x86_64; rv:68.0) Gecko/20100101 Thunderbird/68.10.0 MIME-Version: 1.0 In-Reply-To: Content-Language: en-US X-CRM114-Version: 20100106-BlameMichelson ( TRE 0.8.0 (BSD) ) MR-646709E3 X-CRM114-CacheID: sfid-20210129_131427_451622_C1DE34C4 X-CRM114-Status: GOOD ( 13.23 ) X-BeenThere: linux-arm-kernel@lists.infradead.org X-Mailman-Version: 2.1.29 Precedence: list List-Id: List-Unsubscribe: , List-Archive: List-Post: List-Help: List-Subscribe: , Cc: Branislav Rankov , Marco Elver , Catalin Marinas , Evgenii Stepanov , LKML , kasan-dev , Alexander Potapenko , Dmitry Vyukov , Andrey Ryabinin , Andrew Morton , Will Deacon , Linux ARM Content-Type: text/plain; charset="us-ascii" Content-Transfer-Encoding: 7bit Sender: "linux-arm-kernel" Errors-To: linux-arm-kernel-bounces+linux-arm-kernel=archiver.kernel.org@lists.infradead.org On 1/29/21 6:10 PM, Andrey Konovalov wrote: > On Fri, Jan 29, 2021 at 6:57 PM Vincenzo Frascino > wrote: >>>>>> +#ifdef CONFIG_KASAN_HW_TAGS >>>>>> +void kasan_report_async(void) >>>>>> +{ >>>>>> + unsigned long flags; >>>>>> + >>>>>> + start_report(&flags); >>>>>> + pr_err("BUG: KASAN: invalid-access\n"); >>>>>> + pr_err("Asynchronous mode enabled: no access details available\n"); >>> >>> Could you also add an empty line here before the stack trace while at it? >>> >> >> Sure no problem. > > Just to be clear: I mean adding an empty line into the report itself > via pr_err("\n") :) > Yes I got it ;) It is late here but I am not completely asleep yet ;) -- Regards, Vincenzo _______________________________________________ linux-arm-kernel mailing list linux-arm-kernel@lists.infradead.org http://lists.infradead.org/mailman/listinfo/linux-arm-kernel