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=-2.8 required=3.0 tests=BAYES_00,DKIM_SIGNED, DKIM_VALID,DKIM_VALID_AU,FREEMAIL_FORGED_FROMDOMAIN,FREEMAIL_FROM, HEADER_FROM_DIFFERENT_DOMAINS,MAILING_LIST_MULTI,SPF_HELO_NONE,SPF_PASS 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 901E3C433E0 for ; Thu, 14 Jan 2021 01:47:00 +0000 (UTC) Received: from vger.kernel.org (vger.kernel.org [23.128.96.18]) by mail.kernel.org (Postfix) with ESMTP id 5BE2D2343B for ; Thu, 14 Jan 2021 01:47:00 +0000 (UTC) Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S1728152AbhANBqT (ORCPT ); Wed, 13 Jan 2021 20:46:19 -0500 Received: from lindbergh.monkeyblade.net ([23.128.96.19]:60206 "EHLO lindbergh.monkeyblade.net" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S1727055AbhANA7K (ORCPT ); Wed, 13 Jan 2021 19:59:10 -0500 Received: from mail-qk1-x72b.google.com (mail-qk1-x72b.google.com [IPv6:2607:f8b0:4864:20::72b]) by lindbergh.monkeyblade.net (Postfix) with ESMTPS id D9426C061786 for ; Wed, 13 Jan 2021 16:58:29 -0800 (PST) Received: by mail-qk1-x72b.google.com with SMTP id 186so5005610qkj.3 for ; Wed, 13 Jan 2021 16:58:29 -0800 (PST) DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=gmail.com; s=20161025; h=mime-version:from:date:message-id:subject:to :content-transfer-encoding; bh=OMeOHI/Hl6kSNreMTXeZ4BOpfSlftMeb3sy1sw+PF0Y=; b=mht2VfhFYIWQFnuf8RZpLFw/43DcWuDtL19iZK/J9/83NLe3kF6zjnnY95w3XVOkN6 2aFXF7BV+2M3d1Zx2YVX5cMokqb/KoxsJQSE1bBn/A7V5Rb538jHJWLv3GNahYzRqVSv AHEvNCKK0QuguhpnPZQ0bFgaG3zHJyI1lNzFIyykTL7dBdnEfFchl+MAWvEIN6d42F/l GwIjIucacsuUX1Ke/DsT3Z8nWCTRROG7zMyxf21d4AZKBXGJn5K0+CVjC6G9MkXMU4tx R9TshJAdQZ+SpMZurlYBhdfAgD+Mg/kfUxeXds4wFOSHAnbgGmNJNshsvNix3pLgperf wDJQ== X-Google-DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=1e100.net; s=20161025; h=x-gm-message-state:mime-version:from:date:message-id:subject:to :content-transfer-encoding; bh=OMeOHI/Hl6kSNreMTXeZ4BOpfSlftMeb3sy1sw+PF0Y=; b=J7VbIwDTtHTyNRq8yqaQ9eC/dezhXZuM9PR78w4aS5U4plGrhpmxHAamGeyk9L0B/8 P5JgSfvVWv+nBQKIVPkMjLN+iZNUQw9rqwvX3VJUKF/GOlkku4wq26pG3yOh44nvKmCX yP3Jj345olAP2Cr+hKHauS5xYd7IxSzIOhRsEu1Z7jLsg3Bwhfcp9381Jj2YWZumtrt+ wUr9wun1W1+1mgsSAzOpWIriUoARbdJgM/4WEzTWSDU1w7k+87K4afKNz+xuVvewYpZ2 N8NhswgvepAebUIiGvctpvQMWuSxQueSNJpgSxJDKM1HEv7LAHVXZ7/vnz1E7af0I1Z/ bTNg== X-Gm-Message-State: AOAM530O/2E8OEVwJ23u3UnPeHOFwput6Mm6pKJ9eFoOd5lpgzGrm3mf sLNXAbeinVywsO9HZHilcOdE2YU7zuroy3DuAKp0GYgCO0ckWAf2 X-Google-Smtp-Source: ABdhPJyQ73tu/PdV9cqrYqLMQz/vcGeCdQvvqwxevqisBw7XPdTw5VTPpGpOuReRk58VKyUgd3ziLzgOj7VwMU5b1jM= X-Received: by 2002:a25:cf12:: with SMTP id f18mr7138177ybg.18.1610585908912; Wed, 13 Jan 2021 16:58:28 -0800 (PST) MIME-Version: 1.0 From: =?UTF-8?B?5oWV5Yas5Lqu?= Date: Thu, 14 Jan 2021 08:58:02 +0800 Message-ID: Subject: =?UTF-8?Q?=E2=80=9CKASAN=3A_slab=2Dout=2Dof=2Dbounds_Read_in_squashfs=5Fget=5Fid?= =?UTF-8?Q?=E2=80=9D_should_have_the_same_root_cause_with_=22KASAN=3A_use=2Dafter=2Df?= =?UTF-8?Q?ree_Read_in_squashfs=5Fget=5Fid=22?= To: linux-kernel , phillip@squashfs.org.uk, syzkaller-bugs Content-Type: text/plain; charset="UTF-8" Content-Transfer-Encoding: quoted-printable Precedence: bulk List-ID: X-Mailing-List: linux-kernel@vger.kernel.org Dear kernel developers, I found that on the syzbot dashboard, =E2=80=9CKASAN: slab-out-of-bounds Re= ad in squashfs_get_id=E2=80=9D (https://syzkaller.appspot.com/bug?id=3D16a7f16e9182bbfdbd2142306a82a41d4de= bb670) and "KASAN: use-after-free Read in squashfs_get_id" (https://syzkaller.appspot.com/bug?id=3Deea996d785a0f2379bcfabaf7501329235a= 1f006) should share the same root cause. The reason for my above statement is that 1) their PoCs are exactly the same as each other; 2) the stack traces are also the same; If you can have any issues with this statement or our information is useful to you, please let us know. Thanks very much. -- My best regards to you. No System Is Safe! Dongliang Mu