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From: Richard Weinberger <richard@nod.at>
To: Miquel Raynal <miquel.raynal@bootlin.com>
Cc: ZhaoLong Wang <wangzhaolong1@huawei.com>,
	Vignesh Raghavendra <vigneshr@ti.com>,
	Artem Bityutskiy <Artem.Bityutskiy@nokia.com>,
	dpervushin <dpervushin@embeddedalley.com>,
	linux-mtd <linux-mtd@lists.infradead.org>,
	linux-kernel <linux-kernel@vger.kernel.org>,
	chengzhihao1 <chengzhihao1@huawei.com>,
	yi zhang <yi.zhang@huawei.com>, yangerkun <yangerkun@huawei.com>
Subject: Re: [PATCH v3] mtd: Fix gluebi NULL pointer dereference caused by ftl notifier
Date: Fri, 27 Oct 2023 22:30:10 +0200 (CEST)	[thread overview]
Message-ID: <174426702.13324.1698438610904.JavaMail.zimbra@nod.at> (raw)
In-Reply-To: <20231027194026.1bc32dfe@xps-13>

----- Ursprüngliche Mail -----
> Von: "Miquel Raynal" <miquel.raynal@bootlin.com>
>> Detailed reproduction information available at the link[1],
>> 
>> The solution for the gluebi module is to run jffs2 on the UBI
>> volume without considering working with ftl or mtdblock.[2].
> 
> I am sorry but ftl, gluebi, mtdblock, jffs2 and ubi in the same report
> seem a little bit fuzzy. Are you sure about this sentence?

ZhaoLong Wang found an interesting bug while stacking various MTD components.
I suggested to just deny mtdblock on top of gluebi to avoid the whole
problem class instead of adding more duct tape.

Thanks,
//richard

The issue reminds me of one of my favorite Monty Python sketches, https://www.youtube.com/watch?v=LFrdqQZ8FFc
;-)

  reply	other threads:[~2023-10-27 20:30 UTC|newest]

Thread overview: 9+ messages / expand[flat|nested]  mbox.gz  Atom feed  top
2023-10-27  1:20 ZhaoLong Wang
2023-10-27  3:23 ` Zhihao Cheng
2023-10-27 17:40 ` Miquel Raynal
2023-10-27 20:30   ` Richard Weinberger [this message]
2023-10-29 13:50     ` Miquel Raynal
2023-10-29 15:39       ` Richard Weinberger
2023-12-19 14:36         ` ZhaoLong Wang
2023-12-19 14:44           ` Miquel Raynal
2023-12-20  2:15             ` ZhaoLong Wang

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