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

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Date:   Wed, 01 Nov 2023 03:13:25 -0700
From:   syzbot <syzbot+listbc4ef25e49f52c411bed@...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 (Oct 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, 3 new issues were detected and 0 were fixed.
In total, 56 issues are still open and 28 have been fixed so far.

Some of the still happening issues:

Ref  Crashes Repro Title
<1>  11317   Yes   VFS: Busy inodes after unmount (use-after-free)
                   https://syzkaller.appspot.com/bug?extid=0af00f6a2cba2058b5db
<2>  3613    Yes   KASAN: slab-out-of-bounds Read in ntfs_iget5
                   https://syzkaller.appspot.com/bug?extid=b4084c18420f9fad0b4f
<3>  2014    Yes   possible deadlock in ni_fiemap
                   https://syzkaller.appspot.com/bug?extid=c300ab283ba3bc072439
<4>  1786    Yes   KASAN: out-of-bounds Write in end_buffer_read_sync
                   https://syzkaller.appspot.com/bug?extid=3f7f291a3d327486073c
<5>  1358    Yes   possible deadlock in attr_data_get_block
                   https://syzkaller.appspot.com/bug?extid=36bb70085ef6edc2ebb9
<6>  1347    Yes   possible deadlock in ntfs_set_state
                   https://syzkaller.appspot.com/bug?extid=f91c29a5d5a01ada051a
<7>  825     No    possible deadlock in ntfs_mark_rec_free
                   https://syzkaller.appspot.com/bug?extid=f83f0dbef763c426e3cf
<8>  626     Yes   possible deadlock in mi_read
                   https://syzkaller.appspot.com/bug?extid=bc7ca0ae4591cb2550f9
<9>  531     Yes   possible deadlock in filemap_fault
                   https://syzkaller.appspot.com/bug?extid=7736960b837908f3a81d
<10> 482     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.
syzbot engineers can be reached at syzkaller@...glegroups.com.

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