From mboxrd@z Thu Jan 1 00:00:00 1970 Received: from mail-oi1-f200.google.com (mail-oi1-f200.google.com [209.85.167.200]) (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 9CC7643E06F for ; Tue, 25 Aug 2026 12:32:44 +0000 (UTC) Authentication-Results: smtp.subspace.kernel.org; arc=none smtp.client-ip=209.85.167.200 ARC-Seal:i=1; a=rsa-sha256; d=subspace.kernel.org; s=arc-20240116; t=1787661166; cv=none; b=Gh45ME1m9VnbjcdTiGrVaYUGUKftn+B22g+V9Ayd7nBv+LNI+1Phuenq2tAfLMEQlOAgatJMIwzmaB4bR/u10xbFalgakx+wqaojDb2KhJLHvwc4zL/zGih4AtLJ4LBm4jNqGAYM7uQ+WDwOO8Kd0Tk4FyKdptlOE/ZXGtT7ByE= ARC-Message-Signature:i=1; a=rsa-sha256; d=subspace.kernel.org; s=arc-20240116; t=1787661166; c=relaxed/simple; bh=Phx1q42E7smXHAh1jHFHrhJiTVikma91Ip0ZyaN+cFU=; h=MIME-Version:Date:Message-ID:Subject:From:To:Content-Type; b=rPYbBtJwhRtTupvUyhZ1vDeIqnL/WzHy/seYuELFPGSET5TSt+xvnu+ubwIWry7LGlfg5cIK32ebVp0mVKrPP/JlRx7dUAZq7Ct+iuZjDg0MmVvXQq+z/rnUr6NNx1JpL1cybNSJ67eFzS7gIfaBhGl4CJvfVIXTfP6ARaUGPnI= 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=209.85.167.200 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-f200.google.com with SMTP id 5614622812f47-4ab4dd46ddeso3830284b6e.3 for ; Tue, 25 Aug 2026 05:32:44 -0700 (PDT) X-Google-DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=1e100.net; s=20251104; t=1787661163; x=1788265963; 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=mvOpBvtBsshInFjYrolnrvoUE90SgDyR0OR4ayi/pDA=; b=f5BXCGkcpNKSmLwWZQ0QGP/m5Ytuj2V7Qlb0hczQ+eJoRgIsj8QMjgQPxssUJVM/FJ 4Bwb7HG2K8PXW+26MwAqO9Y4bo4IoiIkhAxnxLcl8YHXonurdPGtQ+BSUXNLAKTxfg61 VRwPhjvrXxjCTkKl6Rr0l7XTer3j+vWAR2ADYI2oq9SKmzeV7cSXb74+UiV2FDP7wuUP COs23NF4WgZeEMDC3OThMP3kL3Umw2g23rc18dJH5dQeL947S3jHe36oKJY4tgT9UU0g utQUQsXc1jUPM0RB6i3ZV7iUtqEMRQsiqEB1J6szzgKlTWlx9zT8FJmCpUKPrG9p4mQ9 dCiw== X-Gm-Message-State: AFuF++khTsT1+1lDhRW1TaQ217s0BzZ1XG8Y2DnP2PyTTYTz52OZnBla f6ucuLGMniDGixVLZ6FgPeI6V7dd121CvhVdgsGqhX/3vSqdZXFyQEhumdtNq7N566UQw09q/Ba 28NqT+jVOOM9I9OC1wbuX8qt7jHks6uEC6OwXUStHxn8Xydq/2LyjN7lxHwg= Precedence: bulk X-Mailing-List: linux-kernel@vger.kernel.org List-Id: List-Subscribe: List-Unsubscribe: MIME-Version: 1.0 X-Received: by 2002:a05:6808:1b28:b0:4b2:b4d3:f919 with SMTP id 5614622812f47-4b309bc519amr21948782b6e.14.1787661163503; Tue, 25 Aug 2026 05:32:43 -0700 (PDT) Date: Tue, 25 Aug 2026 05:32:43 -0700 X-Google-Appengine-App-Id: s~syzkaller X-Google-Appengine-App-Id-Alias: syzkaller Message-ID: <6a8d8b6b.a5a502ce.31d34.0065.GAE@google.com> Subject: [syzbot] Monthly mm report (Aug 2026) From: syzbot To: linux-kernel@vger.kernel.org, linux-mm@kvack.org, syzkaller-bugs@googlegroups.com Content-Type: text/plain; charset="UTF-8" Hello mm maintainers/developers, This is a 31-day syzbot report for the mm subsystem. All related reports/information can be found at: https://syzkaller.appspot.com/upstream/s/mm During the period, 6 new issues were detected and 1 were fixed. In total, 79 issues are still open and 377 have already been fixed. There are also 46 low-priority issues. Some of the still happening issues: Ref Crashes Repro Title <1> 34965 Yes KASAN: use-after-free Read in copy_folio_from_iter_atomic (2) https://syzkaller.appspot.com/bug?extid=6cc93ec9a4035badb85f <2> 3901 Yes WARNING in trace_suspend_resume https://syzkaller.appspot.com/bug?extid=99d4fec338b62b703891 <3> 3119 Yes possible deadlock in filemap_fault https://syzkaller.appspot.com/bug?extid=7736960b837908f3a81d <4> 622 Yes INFO: rcu detected stall in sys_newfstatat (4) https://syzkaller.appspot.com/bug?extid=1c02a56102605204445c <5> 527 Yes kernel BUG in filemap_unaccount_folio https://syzkaller.appspot.com/bug?extid=17a207d226b8a5fb0fd9 <6> 302 No kernel BUG in __page_table_check_zero (3) https://syzkaller.appspot.com/bug?extid=2b5fe617654be3d8848b <7> 290 No INFO: task hung in migrate_pages_batch (4) https://syzkaller.appspot.com/bug?extid=f523acb98cd782b4872e <8> 234 Yes kernel panic: System is deadlocked on memory (2) https://syzkaller.appspot.com/bug?extid=c61d6962d0b7e698439e <9> 109 Yes INFO: rcu detected stall in sys_setsockopt (4) https://syzkaller.appspot.com/bug?extid=6e61d59e9d2150c8492b <10> 79 Yes KASAN: slab-use-after-free Read in folio_evictable (3) https://syzkaller.appspot.com/bug?extid=4c7590f1cee06597e43a --- 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.