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From: Artem Bityutskiy <dedekind1@gmail.com>
To: Grazvydas Ignotas <notasas@gmail.com>
Cc: linux-mtd@lists.infradead.org
Subject: Re: ubi deadlock on .36+
Date: Thu, 04 Nov 2010 09:29:09 +0200	[thread overview]
Message-ID: <1288855749.2075.7.camel@localhost> (raw)
In-Reply-To: <AANLkTimKc_EtT6NEwbga8g7AKoGnDSt7UMQwgou_jCXD@mail.gmail.com>

On Wed, 2010-11-03 at 23:30 +0200, Grazvydas Ignotas wrote:
> Hi,
> 
> there seems to be some issue with NAND on my OMAP3 board that causes
> CRC errors on 2.6.36 and 2.6.37-rc1. Those seem to be triggering a bug
> in UBI that makes it loop forever (or very long) printing this:
> 
> uncorrectable error :
> UBI error: ubi_io_read: error -74 (ECC error) while reading 512 bytes
> from PEB 0:512, read 512 bytes
> uncorrectable error :
> UBI error: ubi_io_read: error -74 (ECC error) while reading 512 bytes
> from PEB 68:512, read 512 bytes
> UBI: run torture test for PEB 68
> UBI: PEB 68 passed torture test, do not mark it a bad
> 
> 
> here is full log of one minute session, after which I killed power:
> http://notaz.gp2x.de/misc/pnd/logs/linux_20101103_ubi_lockup

Hmm, could you please enable UBI debugging and provide me the logs? See
here for some hints:
http://www.linux-mtd.infradead.org/doc/ubi.html#L_how_send_bugreport

-- 
Best Regards,
Artem Bityutskiy (Артём Битюцкий)

  reply	other threads:[~2010-11-04  7:32 UTC|newest]

Thread overview: 7+ messages / expand[flat|nested]  mbox.gz  Atom feed  top
2010-11-03 21:30 ubi deadlock on .36+ Grazvydas Ignotas
2010-11-04  7:29 ` Artem Bityutskiy [this message]
2010-11-04 13:07   ` Grazvydas Ignotas
2010-11-13 12:37     ` Artem Bityutskiy
2010-11-13 13:15       ` Artem Bityutskiy
2010-11-13 14:23         ` Grazvydas Ignotas
2010-11-14  7:50           ` Artem Bityutskiy

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