[syzbot] Monthly ntfs report

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Mar 31, 2023, 11:00:46 AM3/31/23
to an...@tuxera.com, linux-...@vger.kernel.org, linux-...@vger.kernel.org, linux-n...@lists.sourceforge.net, syzkall...@googlegroups.com
Hello ntfs maintainers/developers,

This is a 30-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, 4 new issues were detected and 0 were fixed.
In total, 22 issues are still open and 6 have been fixed so far.

Some of the still happening issues:

Crashes Repro Title
935 Yes possible deadlock in ntfs_read_folio
https://syzkaller.appspot.com/bug?extid=8ef76b0b1f86c382ad37
581 Yes kernel BUG in __ntfs_grab_cache_pages
https://syzkaller.appspot.com/bug?extid=01b3ade7c86f7dd584d7
261 No KASAN: use-after-free Read in ntfs_test_inode
https://syzkaller.appspot.com/bug?extid=2751da923b5eb8307b0b
171 Yes possible deadlock in map_mft_record
https://syzkaller.appspot.com/bug?extid=cb1fdea540b46f0ce394
112 No possible deadlock in __ntfs_clear_inode
https://syzkaller.appspot.com/bug?extid=5ebb8d0e9b8c47867596
77 Yes INFO: rcu detected stall in sys_mount (6)
https://syzkaller.appspot.com/bug?extid=ee7d095f44a683a195f8
4 Yes KASAN: use-after-free Read in ntfs_attr_find (2)
https://syzkaller.appspot.com/bug?extid=ef50f8eb00b54feb7ba2
4 Yes kernel BUG in ntfs_lookup_inode_by_name
https://syzkaller.appspot.com/bug?extid=d532380eef771ac0034b
2 Yes KASAN: use-after-free Read in ntfs_lookup_inode_by_name
https://syzkaller.appspot.com/bug?extid=3625b78845a725e80f61

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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 syzk...@googlegroups.com.
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