linux-kernel - [syzbot] Monthly hfs report (Aug 2025)

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Message-ID: <68ad5e9d.050a0220.37038e.00af.GAE@google.com>
Date: Tue, 26 Aug 2025 00:13:33 -0700
From: syzbot <syzbot+listc4fd87023dbf3e7eff58@...kaller.appspotmail.com>
To: linux-fsdevel@...r.kernel.org, linux-kernel@...r.kernel.org, 
	syzkaller-bugs@...glegroups.com
Subject: [syzbot] Monthly hfs report (Aug 2025)

Hello hfs maintainers/developers,

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

During the period, 2 new issues were detected and 0 were fixed.
In total, 43 issues are still open and 25 have already been fixed.

Some of the still happening issues:

Ref  Crashes Repro Title
<1>  106342  Yes   kernel BUG in hfs_write_inode
                   https://syzkaller.appspot.com/bug?extid=97e301b4b82ae803d21b
<2>  13601   Yes   possible deadlock in hfsplus_get_block
                   https://syzkaller.appspot.com/bug?extid=b7ef7c0c8d8098686ae2
<3>  9699    Yes   KMSAN: uninit-value in hfsplus_cat_case_cmp_key
                   https://syzkaller.appspot.com/bug?extid=50d8672fea106e5387bb
<4>  4816    Yes   possible deadlock in hfs_find_init (2)
                   https://syzkaller.appspot.com/bug?extid=e390d66dda462b51fde1
<5>  4627    Yes   KMSAN: uninit-value in hfsplus_delete_cat
                   https://syzkaller.appspot.com/bug?extid=fdedff847a0e5e84c39f
<6>  4377    Yes   KMSAN: uninit-value in hfsplus_attr_bin_cmp_key
                   https://syzkaller.appspot.com/bug?extid=c6d8e1bffb0970780d5c
<7>  3343    Yes   KASAN: slab-out-of-bounds Read in hfsplus_uni2asc
                   https://syzkaller.appspot.com/bug?extid=076d963e115823c4b9be
<8>  3050    Yes   KMSAN: uninit-value in hfsplus_lookup
                   https://syzkaller.appspot.com/bug?extid=91db973302e7b18c7653
<9>  2736    Yes   WARNING in hfs_bnode_create
                   https://syzkaller.appspot.com/bug?extid=a19ca73b21fe8bc69101
<10> 2402    Yes   possible deadlock in hfs_extend_file (3)
                   https://syzkaller.appspot.com/bug?extid=2a62f58f1a4951a549bb

---
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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