[syzbot] Monthly hfs report (Oct 2025)

[syzbot]

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, 1 new issues were detected and 0 were fixed.
In total, 33 issues are still open and 30 have already been fixed.

Some of the still happening issues:

Ref Crashes Repro Title
<1> 129081 Yes kernel BUG in hfs_write_inode
https://syzkaller.appspot.com/bug?extid=97e301b4b82ae803d21b
<2> 14106 Yes possible deadlock in hfsplus_get_block
https://syzkaller.appspot.com/bug?extid=b7ef7c0c8d8098686ae2
<3> 5424 Yes possible deadlock in hfs_find_init (2)
https://syzkaller.appspot.com/bug?extid=e390d66dda462b51fde1
<4> 4085 Yes WARNING in hfs_bnode_create
https://syzkaller.appspot.com/bug?extid=a19ca73b21fe8bc69101
<5> 3538 Yes KASAN: slab-out-of-bounds Read in hfsplus_uni2asc
https://syzkaller.appspot.com/bug?extid=076d963e115823c4b9be
<6> 2855 Yes possible deadlock in hfs_extend_file (3)
https://syzkaller.appspot.com/bug?extid=2a62f58f1a4951a549bb
<7> 1830 Yes KMSAN: uninit-value in hfsplus_rename_cat
https://syzkaller.appspot.com/bug?extid=93f4402297a457fc6895
<8> 1007 Yes WARNING in hfsplus_bnode_create
https://syzkaller.appspot.com/bug?extid=1c8ff72d0cd8a50dfeaa
<9> 819 Yes possible deadlock in hfsplus_find_init
https://syzkaller.appspot.com/bug?extid=f8ce6c197125ab9d72ce
<10> 599 Yes WARNING in mark_buffer_dirty (7)
https://syzkaller.appspot.com/bug?extid=2327bccb02eef9291c1c

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