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Mon, 12 May 2025 06:34:28 -0700 (PDT) Date: Mon, 12 May 2025 06:34:28 -0700 X-Google-Appengine-App-Id: s~syzkaller X-Google-Appengine-App-Id-Alias: syzkaller Message-ID: <6821f8e4.050a0220.f2294.0063.GAE@google.com> Subject: [syzbot] Monthly mm report (May 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-Rspam-User: X-Rspamd-Queue-Id: B4F8020007 X-Rspamd-Server: rspam09 X-Stat-Signature: d1sdstp3zkffynchqddq9ft7wqab4au9 X-HE-Tag: 1747056869-763503 X-HE-Meta: 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 /QDFkJUv 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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, 4 new issues were detected and 3 were fixed. In total, 130 issues are still open and 291 have already been fixed. Some of the still happening issues: Ref Crashes Repro Title <1> 7398 Yes WARNING in ext4_dirty_folio https://syzkaller.appspot.com/bug?extid=ecab51a4a5b9f26eeaa1 <2> 3537 Yes INFO: rcu detected stall in worker_thread (9) https://syzkaller.appspot.com/bug?extid=225bfad78b079744fd5e <3> 2775 Yes possible deadlock in filemap_fault https://syzkaller.appspot.com/bug?extid=7736960b837908f3a81d <4> 2357 Yes BUG: Bad rss-counter state (5) https://syzkaller.appspot.com/bug?extid=f2bbbb592debc978d46d <5> 1997 Yes possible deadlock in gup_fast_fallback https://syzkaller.appspot.com/bug?extid=63ba90b81c16b86379bd <6> 1861 Yes WARNING in vms_complete_munmap_vmas https://syzkaller.appspot.com/bug?extid=38c3a8b50658644abaca <7> 1469 Yes WARNING in kunmap_local_indexed https://syzkaller.appspot.com/bug?extid=691cb37358791bebebe6 <8> 651 Yes INFO: rcu detected stall in corrupted (4) https://syzkaller.appspot.com/bug?extid=aa7d098bd6fa788fae8e <9> 531 No KCSAN: data-race in __filemap_remove_folio / folio_mapping (2) https://syzkaller.appspot.com/bug?extid=606f94dfeaaa45124c90 <10> 516 Yes INFO: task hung in _vm_unmap_aliases (3) https://syzkaller.appspot.com/bug?extid=fe8f8efd070d727de971 --- 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.