From: Viacheslav Dubeyko <Slava.Dubeyko@ibm.com>
To: "huk23@m.fudan.edu.cn" <huk23@m.fudan.edu.cn>,
"yang.chenzhi@vivo.com" <yang.chenzhi@vivo.com>
Cc: "slava@dubeyko.com" <slava@dubeyko.com>,
"frank.li@vivo.com" <frank.li@vivo.com>,
"glaubitz@physik.fu-berlin.de" <glaubitz@physik.fu-berlin.de>,
"baishuoran@hrbeu.edu.cn" <baishuoran@hrbeu.edu.cn>,
"linux-fsdevel@vger.kernel.org" <linux-fsdevel@vger.kernel.org>,
"linux-kernel@vger.kernel.org" <linux-kernel@vger.kernel.org>,
"jjtan24@m.fudan.edu.cn" <jjtan24@m.fudan.edu.cn>
Subject: Re: KASAN: slab-out-of-bounds in hfsplus_bnode_read+0x268/0x290
Date: Mon, 28 Jul 2025 17:32:50 +0000 [thread overview]
Message-ID: <9aea1fae7574506ec2cd4f4f18d8cd07197e268f.camel@ibm.com> (raw)
In-Reply-To: <20250728074014.271654-1-yang.chenzhi@vivo.com>
On Mon, 2025-07-28 at 15:40 +0800, Chenzhi Yang wrote:
> > Hi Slava,
> > Thank you for taking your time.
>
> > We originally obtained this issue's syz and C reproducers using Syzkaller's repro tool (refer to the URL below). The issue was triggered when we ran the syz reproducer through Syzkaller.
>
> > Url: https://github.com/google/syzkaller/blob/master/docs/reproducing_crashes.md
>
> > Syzkaller also provides syz-execprog to verify whether the C program can trigger the issue. We are currently in the process of verifying whether the C reproducer can reliably reproduce the issue. Please allow us some time to complete this verification.
>
> > We'll follow up with you once we have more concrete results.
>
> > Best regards,
> > Kun
>
> Hi Kun,
>
> Just wanted to follow up, how is the verification of the C reproducer going?
> If it does reliably reproduce the issue, could you also let us know under what
> scenario or environment it occurs?
>
I already shared the patch [1] for this issue.
Thanks,
Slava.
[1]
https://lore.kernel.org/linux-fsdevel/20250703214804.244077-1-slava@dubeyko.com/
prev parent reply other threads:[~2025-07-28 17:32 UTC|newest]
Thread overview: 6+ messages / expand[flat|nested] mbox.gz Atom feed top
2025-05-02 4:59 KASAN: slab-out-of-bounds in hfsplus_bnode_read+0x268/0x290 huk23
2025-05-02 19:28 ` Viacheslav Dubeyko
2025-05-07 3:21 ` Viacheslav Dubeyko
2025-05-07 10:03 ` 胡焜
2025-07-28 7:40 ` Chenzhi Yang
2025-07-28 17:32 ` Viacheslav Dubeyko [this message]
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