From: Miquel Raynal <miquel.raynal@bootlin.com>
To: Richard Weinberger <richard@nod.at>
Cc: Zheng Zhang <zheng.zhang@email.ucr.edu>,
Vignesh Raghavendra <vigneshr@ti.com>,
linux-mtd <linux-mtd@lists.infradead.org>,
linux-kernel <linux-kernel@vger.kernel.org>,
Alexander Usyskin <alexander.usyskin@intel.com>,
Tomas Winkler <tomas.winkler@intel.com>,
Vitaly Lubart <vitaly.lubart@intel.com>,
Andy Shevchenko <andriy.shevchenko@linux.intel.com>,
Zhang Xiaoxu <zhangxiaoxu5@huawei.com>
Subject: Re: kernel BUG in __put_mtd_device
Date: Mon, 31 Jul 2023 09:46:19 +0200 [thread overview]
Message-ID: <20230731094619.760e92a6@xps-13> (raw)
In-Reply-To: <89021294.889167.1690781715755.JavaMail.zimbra@nod.at>
Hi Richard,
richard@nod.at wrote on Mon, 31 Jul 2023 07:35:15 +0200 (CEST):
> ----- Ursprüngliche Mail -----
> > Von: "Zheng Zhang" <zheng.zhang@email.ucr.edu>
> > An: "Miquel Raynal" <miquel.raynal@bootlin.com>, "richard" <richard@nod.at>, "Vignesh Raghavendra" <vigneshr@ti.com>,
> > "linux-mtd" <linux-mtd@lists.infradead.org>, "linux-kernel" <linux-kernel@vger.kernel.org>
> > Gesendet: Montag, 31. Juli 2023 01:27:09
> > Betreff: kernel BUG in __put_mtd_device
>
> > Miquel, Richard, Vignesh and to whom it may concern:
> >
> > Hello! We have found a bug in MTD driver in the Linux kernel version 6.2.0
> > by Syzkaller with our own templates.
> > It's triggered for multiple times. Unfortunately, it doesn't generate a
> > reproducer.
> > Attached is the report, log generated by syzkaller.
> > Please let me know if there is any additional information that I can
> > provide to help debug this issue.
>
> Isn't this related to "[PATCH] mtd: fix use-after-free in mtd release"?
Yes, probably, we received two patches regarding the same issue, but so
far no agreement on them because none fully fixes the issue
apparently...
Thanks,
Miquèl
______________________________________________________
Linux MTD discussion mailing list
http://lists.infradead.org/mailman/listinfo/linux-mtd/
next parent reply other threads:[~2023-07-31 7:46 UTC|newest]
Thread overview: 2+ messages / expand[flat|nested] mbox.gz Atom feed top
[not found] <CAC_GQSpE5nbj7Lt=8sXu8GoSQTRd+=fpZb_zpVKQOJ4MxRHzsw@mail.gmail.com>
[not found] ` <89021294.889167.1690781715755.JavaMail.zimbra@nod.at>
2023-07-31 7:46 ` Miquel Raynal [this message]
[not found] ` <CAC_GQSp7W=MoiWoWo+UFFcZ48JLwsnfL84QWTJm_DNLO7S9AxQ@mail.gmail.com>
2023-08-01 6:58 ` kernel BUG in __put_mtd_device Miquel Raynal
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