linux-kernel - [syzbot] Monthly ntfs report

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Message-ID: <00000000000045192105f8337955@google.com>
Date:   Fri, 31 Mar 2023 08:00:45 -0700
From:   syzbot <syzbot+list699b83da9318c0cd04e4@...kaller.appspotmail.com>
To:     anton@...era.com, linux-fsdevel@...r.kernel.org,
        linux-kernel@...r.kernel.org, linux-ntfs-dev@...ts.sourceforge.net,
        syzkaller-bugs@...glegroups.com
Subject: [syzbot] Monthly ntfs report

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

---
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@...glegroups.com.