linux-kernel - [syzbot] Monthly ntfs3 report (Aug 2023)

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Date:   Wed, 30 Aug 2023 05:45:01 -0700
From:   syzbot <syzbot+list2fdacf96ea1991346bcd@...kaller.appspotmail.com>
To:     almaz.alexandrovich@...agon-software.com,
        linux-fsdevel@...r.kernel.org, linux-kernel@...r.kernel.org,
        ntfs3@...ts.linux.dev, syzkaller-bugs@...glegroups.com
Subject: [syzbot] Monthly ntfs3 report (Aug 2023)

Hello ntfs3 maintainers/developers,

This is a 31-day syzbot report for the ntfs3 subsystem.
All related reports/information can be found at:
https://syzkaller.appspot.com/upstream/s/ntfs3

During the period, 1 new issues were detected and 0 were fixed.
In total, 57 issues are still open and 24 have been fixed so far.

Some of the still happening issues:

Ref  Crashes Repro Title
<1>  5004    Yes   UBSAN: shift-out-of-bounds in ntfs_fill_super (2)
                   https://syzkaller.appspot.com/bug?extid=478c1bf0e6bf4a8f3a04
<2>  3598    Yes   KASAN: slab-out-of-bounds Read in ntfs_iget5
                   https://syzkaller.appspot.com/bug?extid=b4084c18420f9fad0b4f
<3>  1912    Yes   possible deadlock in ni_fiemap
                   https://syzkaller.appspot.com/bug?extid=c300ab283ba3bc072439
<4>  1564    Yes   KASAN: out-of-bounds Write in end_buffer_read_sync
                   https://syzkaller.appspot.com/bug?extid=3f7f291a3d327486073c
<5>  1281    Yes   possible deadlock in ntfs_set_state
                   https://syzkaller.appspot.com/bug?extid=f91c29a5d5a01ada051a
<6>  1260    Yes   possible deadlock in attr_data_get_block
                   https://syzkaller.appspot.com/bug?extid=36bb70085ef6edc2ebb9
<7>  780     No    possible deadlock in ntfs_mark_rec_free
                   https://syzkaller.appspot.com/bug?extid=f83f0dbef763c426e3cf
<8>  537     Yes   possible deadlock in mi_read
                   https://syzkaller.appspot.com/bug?extid=bc7ca0ae4591cb2550f9
<9>  512     Yes   possible deadlock in filemap_fault
                   https://syzkaller.appspot.com/bug?extid=7736960b837908f3a81d
<10> 455     Yes   possible deadlock in ntfs_fiemap
                   https://syzkaller.appspot.com/bug?extid=96cee7d33ca3f87eee86

---
This report is generated by a bot. It may contain errors.
See https://goo.gl/tpsmEJ for more information about syzbot.
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