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Fri, 13 Jun 2025 05:25:34 -0700 (PDT) Date: Fri, 13 Jun 2025 05:25:34 -0700 X-Google-Appengine-App-Id: s~syzkaller X-Google-Appengine-App-Id-Alias: syzkaller Message-ID: <684c18be.a00a0220.279073.000e.GAE@google.com> Subject: [syzbot] Monthly mm report (Jun 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: C6F6080003 X-Stat-Signature: nnixtes6d1646tmasi3y16p5ayj3z4w1 X-Rspamd-Server: rspam04 X-HE-Tag: 1749817546-777381 X-HE-Meta: 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 FcvdDzM3 2+51HtATOZdKyZBe1tL4nLNqbaWyD9Jz+mpbjsBRpxfhek7eTmf2Vek+2fWmVkzEIFe1K18BUCY190Z3gsxMF1nP17q7yuaDbNJskt/F5jOQq3NFBOreXfE1W6Oj0FgnUA+npucK3PA4g6xEG+g/9rGOy5rj9SL/ktPhT6NBg87RnqQOfySos4iGhAhIHFrfBOjJ0EGgVDuiArxKrUNTOYaVNdEiF3R/bx5HtTUTRh4R4J8tkVX0Jr0oTv48qMT8foZEw/62GOScGGUK3/tTaD3cYwt04H83+3ga5jvS8RoHw9T5vSfeYk2SJzCnJvlyQIDQ+6Jez+7WJyri1NPZKTBPTR8KuMjEN1W3H2GC4+isyXOY/zHdDqG/6h+e7dfKE3/cCicDtOZCLzgokLh7drieXrvPIaajnPiO8FzrDHA1q6IBuIskN5amI4IngCMCFijHVsR1jWO6wjWeRz+2IGGj/nlpG8uQkpV9UeN74Fw6+8uXaQpVeJnTDOyl8AVSbIIjqtwOOAY+V1teEZHfF4zxi0yJzSRhLE2wI/CdNvIze4faqEwNz1VnTnmIONL5CAv0x2mUsayr/lo7z+juP2dR8ld6LyheIv9f3FJUyi0RFchqZWWQiBpcM+BF/UN3kKEDVCkWoSQUlBcksQd8AvbJYpHY83lb5qj1uXhcMxgpieW2j+0Cjwp7ny05Sf0yvXZlBqQZwTJFmQPXhdo6VZjcEOSFvaWS7bk6bcqLMM0H6Ejz6dG6uywZZQq5l93MtlCXgS1Xav/H6a/jXtQCUjmXKETbvbXyBiIZBqIx+V7wFTiJdv7stZguBeC2jvdwGTa18cJPXdV6DoUQ4U06LtUopcFYVz6BrI91r6hX2Oxs4OtASrYNEgqN5DcaelJklGWL77Ad2ZRqi7FjYjtJ5UFHOIfUezf5GnEt8WeurkufWqGw= 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, 5 new issues were detected and 1 were fixed. In total, 127 issues are still open and 295 have already been fixed. Some of the still happening issues: Ref Crashes Repro Title <1> 7405 Yes WARNING in ext4_dirty_folio https://syzkaller.appspot.com/bug?extid=ecab51a4a5b9f26eeaa1 <2> 3682 Yes INFO: rcu detected stall in worker_thread (9) https://syzkaller.appspot.com/bug?extid=225bfad78b079744fd5e <3> 3640 Yes INFO: task hung in page_cache_ra_unbounded (2) https://syzkaller.appspot.com/bug?extid=265e1cae90f8fa08f14d <4> 2823 Yes possible deadlock in filemap_fault https://syzkaller.appspot.com/bug?extid=7736960b837908f3a81d <5> 2396 Yes WARNING in vms_complete_munmap_vmas https://syzkaller.appspot.com/bug?extid=38c3a8b50658644abaca <6> 2362 Yes BUG: Bad rss-counter state (5) https://syzkaller.appspot.com/bug?extid=f2bbbb592debc978d46d <7> 2276 Yes possible deadlock in gup_fast_fallback https://syzkaller.appspot.com/bug?extid=63ba90b81c16b86379bd <8> 1795 Yes WARNING in kunmap_local_indexed https://syzkaller.appspot.com/bug?extid=691cb37358791bebebe6 <9> 565 No KCSAN: data-race in __filemap_remove_folio / folio_mapping (2) https://syzkaller.appspot.com/bug?extid=606f94dfeaaa45124c90 <10> 559 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.