linux-kernel - Re: [syzbot] [hfs?] KASAN: out-of-bounds Read in hfs_bnode

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Message-ID: <68aed5bb.a70a0220.3cafd4.0019.GAE@google.com>
Date: Wed, 27 Aug 2025 02:54:03 -0700
From: syzbot <syzbot+41ba9c82bce8d7101765@...kaller.appspotmail.com>
To: eadavis@...com, frank.li@...o.com, glaubitz@...sik.fu-berlin.de, 
	linux-fsdevel@...r.kernel.org, linux-kernel@...r.kernel.org, 
	lizhi.xu@...driver.com, slava.dubeyko@....com, slava@...eyko.com, 
	syzkaller-bugs@...glegroups.com
Subject: Re: [syzbot] [hfs?] KASAN: out-of-bounds Read in hfs_bnode_move

syzbot suspects this issue was fixed by commit:

commit 736a0516a16268995f4898eded49bfef077af709
Author: Viacheslav Dubeyko <slava@...eyko.com>
Date:   Thu Jul 10 21:36:57 2025 +0000

    hfs: fix general protection fault in hfs_find_init()

bisection log:  https://syzkaller.appspot.com/x/bisect.txt?x=1519c634580000
start commit:   01a412d06bc5 Merge tag 'pull-ufs-fix' of git://git.kernel...
git tree:       upstream
kernel config:  https://syzkaller.appspot.com/x/.config?x=859f36d9ccbeaa3e
dashboard link: https://syzkaller.appspot.com/bug?extid=41ba9c82bce8d7101765
syz repro:      https://syzkaller.appspot.com/x/repro.syz?x=15611b82580000
C reproducer:   https://syzkaller.appspot.com/x/repro.c?x=117cff22580000

If the result looks correct, please mark the issue as fixed by replying with:

#syz fix: hfs: fix general protection fault in hfs_find_init()

For information about bisection process see: https://goo.gl/tpsmEJ#bisection