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Wed, 07 Jun 2023 15:37:47 -0700 (PDT) Date: Wed, 07 Jun 2023 15:37:47 -0700 X-Google-Appengine-App-Id: s~syzkaller X-Google-Appengine-App-Id-Alias: syzkaller Message-ID: <000000000000fc77d905fd91c8c6@google.com> Subject: [syzbot] Monthly mm report (Jun 2023) 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-Queue-Id: 7BF6A140005 X-Rspam-User: X-Rspamd-Server: rspam02 X-Stat-Signature: tm93rkik8hgmrsnce9yzswqqfyp5nk85 X-HE-Tag: 1686177468-637822 X-HE-Meta: U2FsdGVkX19f82B+z4eaLYakhFI1LWSYP9PEVE76Ao1sVpjb+kYWsiXFS4Onvxf1dT8uNLYN/xQjRoKtlkzVdoLIGO5z8heRJv9jneQWCBIcgyLY8cGzLcZakI//rp4nWSNRkAjii1uT8Odr/xnZcxOVzBIGnTn7hZXdX8wG2S1DqfQXa0t8cjv7/OTeksd8WyCOhhC0N0NnTEzMRvqMm+bMPZ28L8ikLGcgVBDXAs0q2b52ILXIHinma/8Ecdd6Ag79/egkmM2iv8zhtcEAmtvGrry6r7+i4cIzgnZSSj2hdRDr18lasBkgJgEUxpOZzaK647kTqUjfIPho5vNtBula+vdKi1cs0Ji5knUkw0zGd9cN67b/pHGQIDlUzB5umXW4Cs/X/FbI0ZKh5XRqPYC3XAXvmvOAQUJzKUiUAJtMs+d+nM+5Si5gYu63XaUQ6LrFqbQApLqv7D4SEUtxRYzh388dkA3UnG93dtXsLMTMfq5jCFqJC/lvH3ksvQRqK4iTWuRGFHCDR3sIvCF/jgwUeAuxxrVn7AkCTIbTzfrpxRwhLJemP1dksuaR3XcLbo2vLxZ5zkycEkV9ztf/yPvvrBEN5Fh2uA7rGyYmF6xoIcvCmk4Ztb+zDZv0X7FMZb4xQSyr/p0R4LlbLqkqy8MZNkv9ozQefjwKT/PiCZhZivm8ar/PWhFOz0LKsl8AB30RfTEd+/OShYkbrytifKCxDVQFhshzsorB14YTBmFkfdLbIL+T7JOLihEmmQqZqsWvaMCCvZ5p5A/OAKUpI59XQLWZYXU0LuDKrVmqzlgbvOcoJH2ZnDXoEpj+jv64CmRajvm474Nd3v+FSAWtDaaEgkFMAUw42iAiE4i7eMN2m2yQqvVBaaqVHXGb/ZHRhioPFL1gEwlpyTLp3D1QyevMaTXfJT1Oc2rx3WjatJemYmpYVR79ScTCpPY/auzLNpgKS+IU/MeVnQVrlhQ PrDaP1xt 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 X-Bogosity: Ham, tests=bogofilter, spamicity=0.000151, version=1.2.4 Sender: owner-linux-mm@kvack.org Precedence: bulk X-Loop: owner-majordomo@kvack.org List-ID: 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, 3 new issues were detected and 1 were fixed. In total, 44 issues are still open and 217 have been fixed so far. Some of the still happening issues: Ref Crashes Repro Title <1> 7330 Yes WARNING in ext4_dirty_folio https://syzkaller.appspot.com/bug?extid=ecab51a4a5b9f26eeaa1 <2> 473 No KCSAN: data-race in generic_fillattr / shmem_mknod (2) https://syzkaller.appspot.com/bug?extid=702361cf7e3d95758761 <3> 425 No KCSAN: data-race in generic_fillattr / shmem_unlink (3) https://syzkaller.appspot.com/bug?extid=f682b67a78ce05867e78 <4> 96 Yes BUG: bad usercopy in fpa_set https://syzkaller.appspot.com/bug?extid=cb76c2983557a07cdb14 <5> 78 No linux-next boot error: WARNING: refcount bug in __reset_page_owner https://syzkaller.appspot.com/bug?extid=2a0e61ee9fcd4f7fd8ef <6> 77 No KCSAN: data-race in __filemap_remove_folio / shmem_get_folio_gfp https://syzkaller.appspot.com/bug?extid=ec4650f158c91a963120 <7> 4 Yes INFO: task hung in __unmap_and_move (4) https://syzkaller.appspot.com/bug?extid=b7ad168b779385f8cd58 <8> 1 Yes KASAN: slab-use-after-free Read in mas_prev_nentry https://syzkaller.appspot.com/bug?extid=f3728183b2f78d0d40f6 --- 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.