Hello ntfs maintainers/developers, This is a 31-day syzbot report for the ntfs subsystem. All related reports/information can be found at: https://syzkaller.appspot.com/upstream/s/ntfs During the period, 1 new issues were detected and 0 were fixed. In total, 25 issues are still open and 7 have been fixed so far. Some of the still happening issues: Ref Crashes Repro Title <1> 3467 Yes possible deadlock in ntfs_read_folio https://syzkaller.appspot.com/bug?extid=8ef76b0b1f86c382ad37 <2> 2820 Yes kernel BUG at fs/ntfs/aops.c:LINE! https://syzkaller.appspot.com/bug?extid=6a5a7672f663cce8b156 <3> 1153 Yes kernel BUG in __ntfs_grab_cache_pages https://syzkaller.appspot.com/bug?extid=01b3ade7c86f7dd584d7 <4> 548 Yes possible deadlock in map_mft_record https://syzkaller.appspot.com/bug?extid=cb1fdea540b46f0ce394 <5> 348 Yes KASAN: slab-out-of-bounds Read in ntfs_readdir https://syzkaller.appspot.com/bug?extid=d36761079ac1b585a6df <6> 294 No KASAN: use-after-free Read in ntfs_test_inode https://syzkaller.appspot.com/bug?extid=2751da923b5eb8307b0b <7> 184 No possible deadlock in __ntfs_clear_inode https://syzkaller.appspot.com/bug?extid=5ebb8d0e9b8c47867596 <8> 24 Yes kernel BUG in ntfs_lookup_inode_by_name https://syzkaller.appspot.com/bug?extid=d532380eef771ac0034b <9> 17 Yes kernel BUG in ntfs_iget https://syzkaller.appspot.com/bug?extid=d62e6bd2a2d05103d105 <10> 13 Yes KASAN: use-after-free Read in ntfs_attr_find (2) https://syzkaller.appspot.com/bug?extid=ef50f8eb00b54feb7ba2 --- 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@xxxxxxxxxxxxxxxx. To disable reminders for individual bugs, reply with the following command: #syz set <Ref> no-reminders To change bug's subsystems, reply with: #syz set <Ref> subsystems: new-subsystem You may send multiple commands in a single email message.