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=-6.2 required=3.0 tests=BAYES_00,DKIMWL_WL_HIGH, DKIM_SIGNED,DKIM_VALID,DKIM_VALID_AU,MAILING_LIST_MULTI,SPF_HELO_NONE, SPF_PASS,URIBL_BLOCKED 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 89F5EC433E9 for ; Thu, 7 Jan 2021 13:17:32 +0000 (UTC) Received: from vger.kernel.org (vger.kernel.org [23.128.96.18]) by mail.kernel.org (Postfix) with ESMTP id 5E59823383 for ; Thu, 7 Jan 2021 13:17:32 +0000 (UTC) Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S1728456AbhAGNRY (ORCPT ); Thu, 7 Jan 2021 08:17:24 -0500 Received: from mail.kernel.org ([198.145.29.99]:56212 "EHLO mail.kernel.org" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S1726326AbhAGNRX (ORCPT ); Thu, 7 Jan 2021 08:17:23 -0500 Received: by mail.kernel.org (Postfix) with ESMTPSA id AFE49224B2; Thu, 7 Jan 2021 13:16:42 +0000 (UTC) DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/simple; d=kernel.org; s=k20201202; t=1610025402; bh=QmL4gwaruMyEzb9wlsHh8j27tKlovaSI3kLbdCHshWQ=; h=References:In-Reply-To:From:Date:Subject:To:Cc:From; b=Stu0AztRS+ejfWCk9DTrhtqADdNdFYlJ5HdYOSIff4kqHwY8ilkMxSVaQ0Qjtt78j bUutGGB4fvAJPfgCNq1M6SCE1WVYb2m5vD3LCWy2Z1SwEMP5BTgYrCG0Ui9TlkVvXU Wixl51oVDOFiuLxKSIVuzNOCOvrlBVtZ3pvzUZEJ1vX1ZFESI5X8wQltKVRjkuTxnu yvgKVcyMeFaiTi4YYhskBsI9y93eTIFoJhP6gD9w7qjMrPsKAfyb9CeQoIohX2xf+0 ZPlCMVLJI/9qVe85tkkZfhYtjHsQS2RyZ6gqhQbIf0CKqbyheLWsB+dPk2oUwog4TB Ocb81aQxP7DSg== Received: by mail-oo1-f46.google.com with SMTP id o5so1544644oop.12; Thu, 07 Jan 2021 05:16:42 -0800 (PST) X-Gm-Message-State: AOAM532O2TGPuM9h9v9oYdpbMPV1iZKsSykjm5+qBVA0YdF7zRhp2ztL j6UmTie985LM62R8FnbyP0L4dlGWMg8DlsZLF60= X-Google-Smtp-Source: ABdhPJyJgbGRIU0IGdkkEcptmjFwgAFtJpFQPDGT4dh99plTedsE/YppUBh1v+OG6OVe0mDt2zfqISgzafS4t8ek3kU= X-Received: by 2002:a4a:2cc9:: with SMTP id o192mr1073655ooo.66.1610025401960; Thu, 07 Jan 2021 05:16:41 -0800 (PST) MIME-Version: 1.0 References: <20210105154726.GD1551@shell.armlinux.org.uk> <20210106115359.GB26994@C02TD0UTHF1T.local> <20210106135253.GJ1551@shell.armlinux.org.uk> <20210106172033.GA2165@willie-the-truck> <20210106223223.GM1551@shell.armlinux.org.uk> <20210107111841.GN1551@shell.armlinux.org.uk> <20210107124506.GO1551@shell.armlinux.org.uk> In-Reply-To: <20210107124506.GO1551@shell.armlinux.org.uk> From: Arnd Bergmann Date: Thu, 7 Jan 2021 14:16:25 +0100 X-Gmail-Original-Message-ID: Message-ID: Subject: Re: Aarch64 EXT4FS inode checksum failures - seems to be weak memory ordering issues To: Russell King - ARM Linux admin Cc: Will Deacon , linux-toolchains@vger.kernel.org, Mark Rutland , "Theodore Ts'o" , "linux-kernel@vger.kernel.org" , Andreas Dilger , Ext4 Developers List , Linux ARM Content-Type: text/plain; charset="UTF-8" Precedence: bulk List-ID: X-Mailing-List: linux-kernel@vger.kernel.org On Thu, Jan 7, 2021 at 1:47 PM Russell King - ARM Linux admin wrote: > Arnd has found via bisecting gcc: > > 7e8c2bd54af ("[AArch64] fix unsafe access to deallocated stack") > > which seems to be https://gcc.gnu.org/bugzilla/show_bug.cgi?id=63293 > > That seems to suggest that gcc-5.0.0 is also affected. > > Looking at the changelog in Debian's gcc-8.3 packages, this doesn't > feature, so it's not easy just to look at the changelogs to work out > which versions are affected. I checked the history to confirm that all gcc-5 releases (5.0.x is pre-release) and later have the fix. The gcc bugzilla mentions backports into gcc-linaro, but I do not see them in my git history. Arnd 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=-4.2 required=3.0 tests=BAYES_00,DKIMWL_WL_HIGH, DKIM_SIGNED,DKIM_VALID,MAILING_LIST_MULTI,SPF_HELO_NONE,SPF_PASS, URIBL_BLOCKED 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 69155C433DB for ; Thu, 7 Jan 2021 13:19:09 +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 0E4C02065E for ; Thu, 7 Jan 2021 13:19:08 +0000 (UTC) DMARC-Filter: OpenDMARC Filter v1.3.2 mail.kernel.org 0E4C02065E Authentication-Results: mail.kernel.org; dmarc=fail (p=none dis=none) header.from=kernel.org Authentication-Results: mail.kernel.org; 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Thu, 07 Jan 2021 05:16:41 -0800 (PST) MIME-Version: 1.0 References: <20210105154726.GD1551@shell.armlinux.org.uk> <20210106115359.GB26994@C02TD0UTHF1T.local> <20210106135253.GJ1551@shell.armlinux.org.uk> <20210106172033.GA2165@willie-the-truck> <20210106223223.GM1551@shell.armlinux.org.uk> <20210107111841.GN1551@shell.armlinux.org.uk> <20210107124506.GO1551@shell.armlinux.org.uk> In-Reply-To: <20210107124506.GO1551@shell.armlinux.org.uk> From: Arnd Bergmann Date: Thu, 7 Jan 2021 14:16:25 +0100 X-Gmail-Original-Message-ID: Message-ID: Subject: Re: Aarch64 EXT4FS inode checksum failures - seems to be weak memory ordering issues To: Russell King - ARM Linux admin X-CRM114-Version: 20100106-BlameMichelson ( TRE 0.8.0 (BSD) ) MR-646709E3 X-CRM114-CacheID: sfid-20210107_081644_778162_E49B1643 X-CRM114-Status: GOOD ( 13.78 ) 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: Mark Rutland , Theodore Ts'o , "linux-kernel@vger.kernel.org" , Andreas Dilger , linux-toolchains@vger.kernel.org, Ext4 Developers List , 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 Thu, Jan 7, 2021 at 1:47 PM Russell King - ARM Linux admin wrote: > Arnd has found via bisecting gcc: > > 7e8c2bd54af ("[AArch64] fix unsafe access to deallocated stack") > > which seems to be https://gcc.gnu.org/bugzilla/show_bug.cgi?id=63293 > > That seems to suggest that gcc-5.0.0 is also affected. > > Looking at the changelog in Debian's gcc-8.3 packages, this doesn't > feature, so it's not easy just to look at the changelogs to work out > which versions are affected. I checked the history to confirm that all gcc-5 releases (5.0.x is pre-release) and later have the fix. The gcc bugzilla mentions backports into gcc-linaro, but I do not see them in my git history. Arnd _______________________________________________ linux-arm-kernel mailing list linux-arm-kernel@lists.infradead.org http://lists.infradead.org/mailman/listinfo/linux-arm-kernel