From mboxrd@z Thu Jan 1 00:00:00 1970 Received: from mail-oi1-f198.google.com (mail-oi1-f198.google.com [209.85.167.198]) (using TLSv1.2 with cipher ECDHE-RSA-AES128-GCM-SHA256 (128/128 bits)) (No client certificate requested) by smtp.subspace.kernel.org (Postfix) with ESMTPS id C26D148A8C6 for ; Mon, 12 Oct 2026 12:33:39 +0000 (UTC) Authentication-Results: smtp.subspace.kernel.org; arc=none smtp.client-ip=209.85.167.198 ARC-Seal:i=1; a=rsa-sha256; d=subspace.kernel.org; s=arc-20240116; t=1791808421; cv=none; b=HrLsUTRhCnnLf9SqDOdPYa8BTd7zq4gDpWFPlMyBEvuSmksPf7j1otywdAsX+m5u1odinqquOB+z8lO+iK7qWyHEPMXpLqu0ghH8l/UuxFD91NFqBTBOSLh3T/YBQGlESw/5Nnnd58I+OPexTZ2AhveYTM0G9uDYck6CjURuEAU= ARC-Message-Signature:i=1; a=rsa-sha256; d=subspace.kernel.org; s=arc-20240116; t=1791808421; c=relaxed/simple; bh=2VPiXw1q3kR54sFKHzIp1fFBiFplG0qbis1UdmRy8ow=; h=MIME-Version:Date:Message-ID:Subject:From:To:Content-Type; b=IRYWMooJR9mmxC6SL8BMKYMhEl/Qew5TlfgkTJlsbcfK52roLaNgdO1KpyhQaRDePaD8u43S7n/malxV3PlQiZXhfX7xg4m9LxYv2Z/C/K5iRZXBLLu/UUhbYeADp4lx3j+CROaujSQOW1VdUP/i6ZxPx2H29Hg2Q/yxRNY1xfY= ARC-Authentication-Results:i=1; smtp.subspace.kernel.org; dmarc=fail (p=none dis=none) header.from=syzkaller.appspotmail.com; spf=pass smtp.mailfrom=M3KW2WVRGUFZ5GODRSRYTGD7.apphosting.bounces.google.com; arc=none smtp.client-ip=209.85.167.198 Authentication-Results: smtp.subspace.kernel.org; dmarc=fail (p=none dis=none) header.from=syzkaller.appspotmail.com Authentication-Results: smtp.subspace.kernel.org; spf=pass smtp.mailfrom=M3KW2WVRGUFZ5GODRSRYTGD7.apphosting.bounces.google.com Received: by mail-oi1-f198.google.com with SMTP id 5614622812f47-4cc89e86e9eso2742130b6e.3 for ; Mon, 12 Oct 2026 05:33:39 -0700 (PDT) X-Google-DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=1e100.net; s=20260707; t=1791808419; x=1792413219; h=content-type:to:from:subject:message-id:date:mime-version :x-gm-message-state:from:to:cc:subject:date:message-id:reply-to :content-type; bh=ZkkVxmXihGSE9ad18xf43HJ5yD+WjmR37orxM5dMJfg=; b=E9/s+mRcaAfhQcjewG8Gmf2Ey/7PtC8Gan+FXnjHp5vh4srH9fjTkYKiYDe7Ia454x l+oKmYUCsXY9GD6Aq1RM8H+RWipcaExLEzdejc2Qb3EQh69U0qVGBPKfqbtJw/po6WVa CDoryckxoZlIecX6NYaKgu/ry8LiQXRG981wEp4cVbh1WqgNqptQBl62BKCs1YvVfl2i Ts3pYluJvkSJdWZocpxycjbU6qOs5GAPhfLujzKRKBa4767SyrrmgPpyP4t2UO0jOwY6 IfTrB02rRBA1KClOM1ICAPDUmhdJM2Hvy0VSJPj4J5WeM0NdgUzUCzLWIuSSM3ALBE+l vhXA== X-Forwarded-Encrypted: i=1; AKwUvBz6/BuAP3r4S+vYx69IDcwZAzgufw95AHo1mbduAgvQ2PZofHqI84dXt8CA6deJYytTGeNbdfyVrk/fBKc=@vger.kernel.org X-Gm-Message-State: AFq9FYJ/ofqtgW5bp2HJrNLeYDRknAW5rn61MD26NXIMYtLGM1de7f5B QalhWxAiKPZ8tT1b5FaX9rQL4zaKehtrJnD7vQZvIccQXFpTQrMrt3mkaKDJRfBMy8IisY2k+I6 /EMvvotvSlGbU5yudInmg0sAYEKAGgolsnQlOxbjT4OOzjsMn1mLHgC+jtkQ= Precedence: bulk X-Mailing-List: linux-kernel@vger.kernel.org List-Id: List-Subscribe: List-Unsubscribe: MIME-Version: 1.0 X-Received: by 2002:a05:6808:f8d:b0:4f4:f3c1:72c7 with SMTP id 5614622812f47-50c58042ff6mr7524732b6e.61.1791808418853; Mon, 12 Oct 2026 05:33:38 -0700 (PDT) Date: Mon, 12 Oct 2026 05:33:38 -0700 X-Google-Appengine-App-Id: s~syzkaller X-Google-Appengine-App-Id-Alias: syzkaller Message-ID: <6accd3a2.0e5b5d80.2c029c.0575.GAE@google.com> Subject: [syzbot] Monthly fs report (Oct 2026) From: syzbot To: linux-fsdevel@vger.kernel.org, linux-kernel@vger.kernel.org, syzkaller-bugs@googlegroups.com Content-Type: text/plain; charset="UTF-8" Hello fs maintainers/developers, This is a 31-day syzbot report for the fs subsystem. All related reports/information can be found at: https://syzkaller.appspot.com/upstream/s/fs During the period, 2 new issues were detected and 1 were fixed. In total, 46 issues are still open and 645 have already been fixed. There are also 31 low-priority issues. Some of the still happening issues: Ref Crashes Repro Title <1> 11432 Yes KASAN: use-after-free Read in hpfs_get_ea https://syzkaller.appspot.com/bug?extid=fa88eb476e42878f2844 <2> 8798 Yes INFO: task hung in __iterate_supers https://syzkaller.appspot.com/bug?extid=b10aefdd9ef275e9368d <3> 2037 Yes INFO: task hung in user_get_super (2) https://syzkaller.appspot.com/bug?extid=ba09f4a317431df6cddf <4> 2004 Yes INFO: task hung in lookup_slow (3) https://syzkaller.appspot.com/bug?extid=7cfc6a4f6b025f710423 <5> 79 Yes UBSAN: shift-out-of-bounds in befs_check_sb https://syzkaller.appspot.com/bug?extid=fc26c366038b54261e53 <6> 28 Yes KASAN: slab-use-after-free Read in lockref_get (2) https://syzkaller.appspot.com/bug?extid=227dbc9afd022922d624 <7> 24 Yes INFO: task hung in writeback_iter (3) https://syzkaller.appspot.com/bug?extid=1e3ff4b07c16ca0f6fe2 <8> 9 Yes INFO: rcu detected stall in kswapd (4) https://syzkaller.appspot.com/bug?extid=f886305df0acc6fa097a <9> 5 No possible deadlock in uvcg_format_bma_controls_store https://syzkaller.appspot.com/bug?extid=50560f9ba016e97e2023 <10> 43 Yes KASAN: slab-use-after-free Read in filp_flush https://syzkaller.appspot.com/bug?extid=df868600fe111c5ff79f --- 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.