linux-kernel - Re: [syzbot] [fs?] KASAN: use-after-free Read in hpfs_get

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Message-ID: <68ee40aa.050a0220.ac43.0100.GAE@google.com>
Date: Tue, 14 Oct 2025 05:23:06 -0700
From: syzbot <syzbot+fa88eb476e42878f2844@...kaller.appspotmail.com>
To: linux-kernel@...r.kernel.org, penguin-kernel@...ove.sakura.ne.jp, 
	syzkaller-bugs@...glegroups.com
Subject: Re: [syzbot] [fs?] KASAN: use-after-free Read in hpfs_get_ea

Hello,

syzbot has tested the proposed patch and the reproducer did not trigger any issue:

Reported-by: syzbot+fa88eb476e42878f2844@...kaller.appspotmail.com
Tested-by: syzbot+fa88eb476e42878f2844@...kaller.appspotmail.com

Tested on:

commit:         3a866087 Linux 6.18-rc1
git tree:       upstream
console output: https://syzkaller.appspot.com/x/log.txt?x=14d2bb34580000
kernel config:  https://syzkaller.appspot.com/x/.config?x=858c39e0498e4460
dashboard link: https://syzkaller.appspot.com/bug?extid=fa88eb476e42878f2844
compiler:       Debian clang version 20.1.8 (++20250708063551+0c9f909b7976-1~exp1~20250708183702.136), Debian LLD 20.1.8
patch:          https://syzkaller.appspot.com/x/patch.diff?x=12cb467c580000

Note: testing is done by a robot and is best-effort only.