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Thu, 16 Oct 2025 01:36:25 -0700 (PDT) Date: Thu, 16 Oct 2025 01:36:25 -0700 X-Google-Appengine-App-Id: s~syzkaller X-Google-Appengine-App-Id-Alias: syzkaller Message-ID: <68f0ae89.050a0220.91a22.03e2.GAE@google.com> Subject: [syzbot] Monthly mm report (Oct 2025) From: syzbot To: linux-kernel@vger.kernel.org, linux-mm@kvack.org, syzkaller-bugs@googlegroups.com Content-Type: text/plain; charset="UTF-8" X-Rspamd-Server: rspam01 X-Stat-Signature: 84ado8j47djxuqnyrp6m4muz7etwrs48 X-Rspam-User: X-Rspamd-Queue-Id: 7E05D180006 X-HE-Tag: 1760603786-699048 X-HE-Meta: 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 iSgcYXwg 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 X-Bogosity: Ham, tests=bogofilter, spamicity=0.000000, version=1.2.4 Sender: owner-linux-mm@kvack.org Precedence: bulk X-Loop: owner-majordomo@kvack.org List-ID: List-Subscribe: List-Unsubscribe: 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 5 were fixed. In total, 117 issues are still open and 349 have already been fixed. Some of the still happening issues: Ref Crashes Repro Title <1> 7428 Yes WARNING in ext4_dirty_folio https://syzkaller.appspot.com/bug?extid=ecab51a4a5b9f26eeaa1 <2> 5678 Yes WARNING in v9fs_fid_get_acl https://syzkaller.appspot.com/bug?extid=a83dc51a78f0f4cf20da <3> 2930 Yes possible deadlock in filemap_fault https://syzkaller.appspot.com/bug?extid=7736960b837908f3a81d <4> 761 Yes kernel BUG in __filemap_add_folio https://syzkaller.appspot.com/bug?extid=4d3cc33ef7a77041efa6 <5> 589 Yes INFO: rcu detected stall in addrconf_rs_timer (6) https://syzkaller.appspot.com/bug?extid=fecf8bd19c1f78edb255 <6> 582 Yes INFO: task hung in _vm_unmap_aliases (3) https://syzkaller.appspot.com/bug?extid=fe8f8efd070d727de971 <7> 485 Yes kernel BUG in filemap_unaccount_folio https://syzkaller.appspot.com/bug?extid=17a207d226b8a5fb0fd9 <8> 469 Yes INFO: rcu detected stall in sys_newfstatat (4) https://syzkaller.appspot.com/bug?extid=1c02a56102605204445c <9> 457 Yes INFO: rcu detected stall in sys_openat (3) https://syzkaller.appspot.com/bug?extid=23d96fb466ad56cbb5e5 <10> 390 Yes INFO: rcu detected stall in x64_sys_call https://syzkaller.appspot.com/bug?extid=65203730e781d98f23a0 --- 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.