From: Artem Bityutskiy <dedekind1@gmail.com>
To: Timon ter Braak <timonterbraak@gmail.com>
Cc: linux-mtd@lists.infradead.org
Subject: Re: ubiattach error!
Date: Fri, 20 May 2011 17:23:08 +0300 [thread overview]
Message-ID: <1305901388.2630.151.camel@localhost> (raw)
In-Reply-To: <loom.20110520T161007-38@post.gmane.org>
On Fri, 2011-05-20 at 14:14 +0000, Timon ter Braak wrote:
> Artem Bityutskiy <dedekind1 <at> gmail.com> writes:
>
> >
> > > # ubiattach /dev/ubi_ctrl -m 3
> > > UBI: attaching mtd3 to ubi0
> > > UBI: physical eraseblock size: 524288 bytes (512 KiB)
> > > UBI: logical eraseblock size: 516096 bytes
> > > UBI: smallest flash I/O unit: 4096
> > > UBI: VID header offset: 4096 (aligned 4096)
> > > UBI: data offset: 8192
> > > UBI error: ubi_scan_add_used: two LEBs with same sequence number 4
> > > ubiattach: error!: cannot attach mtd3
> > > error 22 (Invalid argument)
> >
> > Looks weird, is this reproducible with nandsim?
> >
>
> After a power cut / reset, we experience similar problems.
> I just upgraded to linux 2.6.39 as more and more UBIFS 'bugs' seem to get solved.
> Unfortunately, we use a Spansion GL512P (64MB) NOR Flash chip,
> which makes life kind of hard:
>
> [ 0.510000] UBI: attaching mtd1 to ubi0
> [ 0.510000] UBI: physical eraseblock size: 131072 bytes (128 KiB)
> [ 0.520000] UBI: logical eraseblock size: 130944 bytes
> [ 0.530000] UBI: smallest flash I/O unit: 1
> [ 0.530000] UBI: VID header offset: 64 (aligned 64)
> [ 0.540000] UBI: data offset: 128
> [ 0.540000] UBI error: ubi_scan_add_used: two LEBs with same sequence number 9
> [ 0.550000] UBI error: ubi_init: cannot attach mtd1
Hmm. Can you confirm that:
1. you can attach the mtd device successfully.
2. detach it and attach again successfully.
3. Have a power cut, and then be unable attach it again because of this
error?
Do you flash an UBI image? How do you do this?
--
Best Regards,
Artem Bityutskiy (Артём Битюцкий)
next prev parent reply other threads:[~2011-05-20 14:27 UTC|newest]
Thread overview: 6+ messages / expand[flat|nested] mbox.gz Atom feed top
2010-03-23 9:26 ubiattach error! jerry
2010-04-08 8:23 ` Artem Bityutskiy
2011-05-20 14:14 ` Timon ter Braak
2011-05-20 14:23 ` Artem Bityutskiy [this message]
2011-05-20 16:24 ` Timon ter Braak
2011-05-23 12:42 ` Artem Bityutskiy
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