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Thu, 14 Aug 2025 05:42:25 -0700 (PDT) Date: Thu, 14 Aug 2025 05:42:25 -0700 X-Google-Appengine-App-Id: s~syzkaller X-Google-Appengine-App-Id-Alias: syzkaller Message-ID: <689dd9b1.050a0220.17479b.0007.GAE@google.com> Subject: [syzbot] Monthly mm report (Aug 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-Stat-Signature: 91tad3euh9mhtbgh7szd7qikt5guze5p X-Rspam-User: X-Rspamd-Queue-Id: 4AE99A0008 X-Rspamd-Server: rspam05 X-HE-Tag: 1755175346-146236 X-HE-Meta: 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 XUonF71A 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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, 10 new issues were detected and 3 were fixed. In total, 119 issues are still open and 338 have already been fixed. Some of the still happening issues: Ref Crashes Repro Title <1> 8289 Yes WARNING in path_noexec https://syzkaller.appspot.com/bug?extid=3de83a9efcca3f0412ee <2> 7419 Yes WARNING in ext4_dirty_folio https://syzkaller.appspot.com/bug?extid=ecab51a4a5b9f26eeaa1 <3> 4019 Yes INFO: rcu detected stall in worker_thread (9) https://syzkaller.appspot.com/bug?extid=225bfad78b079744fd5e <4> 3641 Yes INFO: task hung in page_cache_ra_unbounded (2) https://syzkaller.appspot.com/bug?extid=265e1cae90f8fa08f14d <5> 2909 Yes possible deadlock in filemap_fault https://syzkaller.appspot.com/bug?extid=7736960b837908f3a81d <6> 2729 Yes possible deadlock in gup_fast_fallback https://syzkaller.appspot.com/bug?extid=63ba90b81c16b86379bd <7> 653 No KCSAN: data-race in __filemap_remove_folio / folio_mapping (2) https://syzkaller.appspot.com/bug?extid=606f94dfeaaa45124c90 <8> 576 Yes INFO: task hung in _vm_unmap_aliases (3) https://syzkaller.appspot.com/bug?extid=fe8f8efd070d727de971 <9> 444 Yes INFO: rcu detected stall in sys_newfstatat (4) https://syzkaller.appspot.com/bug?extid=1c02a56102605204445c <10> 442 Yes INFO: rcu detected stall in dput (8) https://syzkaller.appspot.com/bug?extid=eb9f416500ff134ab699 --- 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.