[syzbot] Monthly ntfs report (Jul 2023)

[syzbot] Monthly ntfs report (Jul 2023)

[syzbot]

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, 0 new issues were detected and 0 were fixed.
In total, 24 issues are still open and 7 have been fixed so far.

Some of the still happening issues:

Ref  Crashes Repro Title
<1>  3110    Yes   possible deadlock in ntfs_read_folio
                   https://syzkaller.appspot.com/bug?extid=8ef76b0b1f86c382ad37
<2>  2554    Yes   kernel BUG at fs/ntfs/aops.c:LINE!
                   https://syzkaller.appspot.com/bug?extid=6a5a7672f663cce8b156
<3>  1043    Yes   kernel BUG in __ntfs_grab_cache_pages
                   https://syzkaller.appspot.com/bug?extid=01b3ade7c86f7dd584d7
<4>  488     Yes   possible deadlock in map_mft_record
                   https://syzkaller.appspot.com/bug?extid=cb1fdea540b46f0ce394
<5>  289     No    KASAN: use-after-free Read in ntfs_test_inode
                   https://syzkaller.appspot.com/bug?extid=2751da923b5eb8307b0b
<6>  157     Yes   KASAN: slab-out-of-bounds Read in ntfs_readdir
                   https://syzkaller.appspot.com/bug?extid=d36761079ac1b585a6df
<7>  156     No    possible deadlock in __ntfs_clear_inode
                   https://syzkaller.appspot.com/bug?extid=5ebb8d0e9b8c47867596
<8>  78      Yes   INFO: rcu detected stall in sys_mount (6)
                   https://syzkaller.appspot.com/bug?extid=ee7d095f44a683a195f8
<9>  15      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@googlegroups.com.

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.