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 Received: from vger.kernel.org (vger.kernel.org [23.128.96.18]) by smtp.lore.kernel.org (Postfix) with ESMTP id 82E33EB64DC for ; Fri, 14 Jul 2023 23:29:53 +0000 (UTC) Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S229764AbjGNX3w (ORCPT ); Fri, 14 Jul 2023 19:29:52 -0400 Received: from lindbergh.monkeyblade.net ([23.128.96.19]:47058 "EHLO lindbergh.monkeyblade.net" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S229490AbjGNX3v (ORCPT ); Fri, 14 Jul 2023 19:29:51 -0400 Received: from dfw.source.kernel.org (dfw.source.kernel.org [139.178.84.217]) by lindbergh.monkeyblade.net (Postfix) with ESMTPS id 301503A87; Fri, 14 Jul 2023 16:29:50 -0700 (PDT) Received: from smtp.kernel.org (relay.kernel.org [52.25.139.140]) (using TLSv1.3 with cipher TLS_AES_256_GCM_SHA384 (256/256 bits) key-exchange X25519 server-signature RSA-PSS (2048 bits)) (No client certificate requested) by dfw.source.kernel.org (Postfix) with ESMTPS id C2A3F61E23; Fri, 14 Jul 2023 23:29:49 +0000 (UTC) Received: by smtp.kernel.org (Postfix) with ESMTPSA id 307C7C433C9; Fri, 14 Jul 2023 23:29:49 +0000 (UTC) DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/simple; d=kernel.org; s=k20201202; t=1689377389; bh=4LpNaMdSYDEJOwlMTYUk8LndPPGLU1EDtS1sNmA1iJM=; h=In-Reply-To:References:From:Date:Subject:To:Cc:From; b=mhhDIVSzp7BOv/pVFAClu0lyIl3h+wVHht/b282Abo99F3kqEMBO1d58Vs1YDKxkc udSMYlAhTxK7xj/oRv8S36T/7Rr2mwWnoSg0VWQTh0nxMdDCgJg0my3JP8KQ7flyjO sx+aHqvT9pRuk+IvZhuv2rCsA/p0h8hqlASkNblNw3M9637VNxBbooamKqfH5fbPrA vWUcZpqkXc14ODN18eqosc3osPgPCwf7pkK9HQlwPawYd8zRfEHop+a8hu9rNGuYPU OAcHCIINciZg6NHT83+GNrHOu48LbJKqrC0GZyW/I5cQsmr/vYQelxPWA2+qHlC7xo wWlx0J7R6c3oQ== Received: by mail-oi1-f172.google.com with SMTP id 5614622812f47-3a1c162cdfeso1887660b6e.2; Fri, 14 Jul 2023 16:29:49 -0700 (PDT) X-Gm-Message-State: ABy/qLZvLGH48QfkeUuls4DfYXw4kQg4A60snKLzWQO+unNrKfbczecC H67y2rdAesn4aLxOo45juDu3GNg6BT1KvZKs/vM= X-Google-Smtp-Source: APBJJlHuA4EaFROUWIHCjKCvgvqiVFsWG7Vas9Enp0VyfJ+0ncIJnksZrjrhpfCnrBJ7i6pAaFGSkO3eJhjxyL5JeG0= X-Received: by 2002:a05:6808:1314:b0:3a4:2460:2b9a with SMTP id y20-20020a056808131400b003a424602b9amr8187745oiv.34.1689377388337; Fri, 14 Jul 2023 16:29:48 -0700 (PDT) MIME-Version: 1.0 Received: by 2002:a8a:4c7:0:b0:4e8:f6ff:2aab with HTTP; Fri, 14 Jul 2023 16:29:47 -0700 (PDT) In-Reply-To: References: <00000000000075fd0505ff917517@google.com> From: Namjae Jeon Date: Sat, 15 Jul 2023 08:29:47 +0900 X-Gmail-Original-Message-ID: Message-ID: Subject: Re: [syzbot] Monthly fat report (Jul 2023) To: Aleksandr Nogikh Cc: syzbot , linux-fsdevel@vger.kernel.org, linux-kernel@vger.kernel.org, sj1557.seo@samsung.com, syzkaller-bugs@googlegroups.com Content-Type: text/plain; charset="UTF-8" Content-Transfer-Encoding: quoted-printable Precedence: bulk List-ID: X-Mailing-List: linux-fsdevel@vger.kernel.org 2023-07-15 2:46 GMT+09:00, Aleksandr Nogikh : > On Fri, Jul 14, 2023 at 3:45=E2=80=AFPM Namjae Jeon wrote: >> >> 2023-07-03 18:04 GMT+09:00, syzbot >> : >> > Hello fat maintainers/developers, >> Hi Syzbot, >> >> It's not fat, it's exfat :) > > I'll look into renaming it on syzbot :) > >> > >> > This is a 31-day syzbot report for the fat subsystem. >> > All related reports/information can be found at: >> > https://syzkaller.appspot.com/upstream/s/fat >> > >> > During the period, 3 new issues were detected and 0 were fixed. >> > In total, 11 issues are still open and 20 have been fixed so far. >> > >> > Some of the still happening issues: >> > >> > Ref Crashes Repro Title >> > <1> 347 Yes possible deadlock in filemap_fault >> > >> > https://syzkaller.appspot.com/bug?extid=3D7736960b837908f3a81d >> > <2> 257 Yes possible deadlock in exfat_get_block >> > >> > https://syzkaller.appspot.com/bug?extid=3D247e66a2c3ea756332c7 >> > <3> 181 Yes possible deadlock in exfat_iterate >> > >> > https://syzkaller.appspot.com/bug?extid=3D38655f1298fefc58a904 >> > <4> 100 Yes possible deadlock in exc_page_fault >> > >> > https://syzkaller.appspot.com/bug?extid=3D6d274a5dc4fa0974d4ad >> > <5> 39 Yes possible deadlock in do_user_addr_fault >> > >> > https://syzkaller.appspot.com/bug?extid=3D278098b0faaf0595072b >> > <6> 2 Yes KASAN: slab-use-after-free Write in >> > collect_expired_timers > > #syz set <6> subsystems: reiserfs > >> > >> > https://syzkaller.appspot.com/bug?extid=3Dfb8d39ebb665f80c2ec1 >> > <7> 1 Yes BUG: corrupted list in __mark_inode_dirty > > #syz set <7> subsystems: reiserfs > >> > >> > https://syzkaller.appspot.com/bug?extid=3D4a16683f5520de8e47c4 >> > >> >> Can you check if deadlock problem(<1>, <2>, <3>, <4>, <5>, <6>) are >> fixed with the following patch ? >> https://lore.kernel.org/lkml/20230714084354.1959951-1-sj1557.seo@samsung= .com/T/#u > > We currently unfortunately don't support bulk testing, I've sent a few > requests manually (<1>, <3>, <4>): > https://groups.google.com/g/syzkaller-bugs/c/ynCUkcnqEiQ/m/qsVWSdWOBAAJ > https://groups.google.com/g/syzkaller-bugs/c/jKpqY82OuZk > https://groups.google.com/g/syzkaller-bugs/c/7CO-77jYTAQ/m/lBmXby-OBAAJ I understood that the problem are fixed with this patch. We will apply it with syzbot's tested-by tag. Thanks for your help! > >> >> Numbers <6>, <7> are not exfat issues. Can you remove them in your list? > > Thanks for triaging! I've updated their subsystems to reiserfs (see > commands above). > >> >> Thanks. >> > --- >> > This report is generated by a bot. It may contain errors. >> > See https://goo.gl/tpsmEJ for more information about syzbot. >> > syzbot engineers can be reached at syzkaller@googlegroups.com. >> > >> > To disable reminders for individual bugs, reply with the following >> > command: >> > #syz set no-reminders >> > >> > To change bug's subsystems, reply with: >> > #syz set subsystems: new-subsystem >> > >> > You may send multiple commands in a single email message. >> > >> >> -- >