From mboxrd@z Thu Jan 1 00:00:00 1970 Received: from mail-il1-f199.google.com (mail-il1-f199.google.com [209.85.166.199]) (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 830A22C028B for ; Mon, 15 Sep 2025 06:54:27 +0000 (UTC) Authentication-Results: smtp.subspace.kernel.org; arc=none smtp.client-ip=209.85.166.199 ARC-Seal:i=1; a=rsa-sha256; d=subspace.kernel.org; s=arc-20240116; t=1757919269; cv=none; b=ijBIhRTRpS5jno1k/Kau0GkCcY8rmckSzdXHDXZaSm8QX8q7EdAci1q77jtS5uyCDcm8x9oNHF6/IsOAmjDQp7DWlUkiUp4NQ7eS686w+ZMLwc3qD7ZuHbKvm/Nc0z8xn1yp+pNCkT53mkTMcgsLCzQ2Dp14GIbPHtbh4R5FFa8= ARC-Message-Signature:i=1; a=rsa-sha256; d=subspace.kernel.org; s=arc-20240116; t=1757919269; c=relaxed/simple; bh=7n0PCz1Mxe3myhk0Zddp4QenuZm2D3TFsysrjfzJjvA=; h=MIME-Version:Date:Message-ID:Subject:From:To:Content-Type; b=mfk9hPWbDN3nRdGXJ7gstBmkBvbvt2bVHBFuxfTTfloE+nMGFVuhZncecLpaEq1ps1GrpYQTae6Rnbnd6Pq3fefg2xuVQWRlbgBo1eyEZu/V8faYf3P/aPViKOl4dGPp+ERxGfUoAIqk5VD0J0T2G+gRSZBISJCZ4kmym+nZ65A= 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=209.85.166.199 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-il1-f199.google.com with SMTP id e9e14a558f8ab-42404e7bc94so21614745ab.3 for ; Sun, 14 Sep 2025 23:54:27 -0700 (PDT) X-Google-DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=1e100.net; s=20230601; t=1757919266; x=1758524066; h=to:from:subject:message-id:date:mime-version:x-gm-message-state :from:to:cc:subject:date:message-id:reply-to; bh=wP9FzrGSo7Vh+PQL9BOeaS4VAZ4FDREP6aI0hmCyut4=; b=dlzlXO4afnpEzkaCdNeNOurdZiEOdLpsalSJqiWMY6RWef1N6leabusc0OcHHIWdY6 GVtvatiiRpK94jXucBryQYvH5GGaeqAkwGRV3Qt7E3UoN/JmwWJ4Vap0nndkeHldJhzY jc/7cq+g0ENQG+C+/nFcPntlGK5cXsty0NYGgP0N2L+cwHlqtBHnHnjtLHnXTOovQNM6 jTsQcALPuNDHZhHXjHtiRdVenrP0spzKc/+trY/skZe4ehtwMzF95uST2j6eoa5+mZQL Lyue9X7gOK57x9VBDn1xEELqkUFWBGuGg73QOiFEQ68IbjiqsMVX5rS5xR8kiN84O1TN P1gQ== X-Gm-Message-State: AOJu0YwFU9kn//yZy6lTS/OcqdOuvW2Od8w/cUwqK7Xxz8sBQUBOmdw+ k9WAErHq1PV/InfpHa+wuj6IhYgsTJHy+gE838ZwaAUKZRi1+yAvb1kDCynnXAJYGIYW07Q74Z0 tabPrlw70QoQ5D0HVrlEFWbx1jxg4uyY7Scat3chT8aUf6JwgalL57k/pVic= X-Google-Smtp-Source: AGHT+IEWOslQcy1qrcT6epS03VdCcVjy3YGkMaj7PjsQjBuB1TotQWPUvyfVPETvtkdErYAVOukNSfaysxNlSaLLePhlJIRtVhvp Precedence: bulk X-Mailing-List: linux-kernel@vger.kernel.org List-Id: List-Subscribe: List-Unsubscribe: MIME-Version: 1.0 X-Received: by 2002:a05:6e02:13d3:b0:423:fabc:67d1 with SMTP id e9e14a558f8ab-423fabc6833mr35274165ab.19.1757919266741; Sun, 14 Sep 2025 23:54:26 -0700 (PDT) Date: Sun, 14 Sep 2025 23:54:26 -0700 X-Google-Appengine-App-Id: s~syzkaller X-Google-Appengine-App-Id-Alias: syzkaller Message-ID: <68c7b822.050a0220.2ff435.038d.GAE@google.com> Subject: [syzbot] Monthly mm report (Sep 2025) 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, 7 new issues were detected and 2 were fixed. In total, 117 issues are still open and 340 have already been fixed. Some of the still happening issues: Ref Crashes Repro Title <1> 7424 Yes WARNING in ext4_dirty_folio https://syzkaller.appspot.com/bug?extid=ecab51a4a5b9f26eeaa1 <2> 5478 Yes WARNING in v9fs_fid_get_acl https://syzkaller.appspot.com/bug?extid=a83dc51a78f0f4cf20da <3> 3643 Yes INFO: task hung in page_cache_ra_unbounded (2) https://syzkaller.appspot.com/bug?extid=265e1cae90f8fa08f14d <4> 2919 Yes possible deadlock in filemap_fault https://syzkaller.appspot.com/bug?extid=7736960b837908f3a81d <5> 822 Yes WARNING in trace_suspend_resume https://syzkaller.appspot.com/bug?extid=99d4fec338b62b703891 <6> 708 No KCSAN: data-race in __filemap_remove_folio / folio_mapping (2) https://syzkaller.appspot.com/bug?extid=606f94dfeaaa45124c90 <7> 580 Yes INFO: task hung in _vm_unmap_aliases (3) https://syzkaller.appspot.com/bug?extid=fe8f8efd070d727de971 <8> 556 Yes INFO: rcu detected stall in addrconf_rs_timer (6) https://syzkaller.appspot.com/bug?extid=fecf8bd19c1f78edb255 <9> 464 Yes kernel BUG in filemap_unaccount_folio https://syzkaller.appspot.com/bug?extid=17a207d226b8a5fb0fd9 <10> 457 Yes INFO: rcu detected stall in sys_newfstatat (4) https://syzkaller.appspot.com/bug?extid=1c02a56102605204445c --- 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.