From: Artem Bityutskiy <dedekind@infradead.org>
To: Eric Holmberg <Eric_Holmberg@Trimble.com>
Cc: Jamie Lokier <jamie@shareable.org>, Stefan Roese <sr@denx.de>,
linux-mtd@lists.infradead.org,
Adrian Hunter <adrian.hunter@nokia.com>
Subject: RE: UBIFS Corrupt during power failure
Date: Sun, 07 Jun 2009 13:16:59 +0300 [thread overview]
Message-ID: <1244369819.5847.321.camel@localhost.localdomain> (raw)
In-Reply-To: <C77C279BA71FD14985DC8E75FB265AB703659A64@usw-am-xch-02.am.trimblecorp.net>
On Wed, 2009-06-03 at 07:50 -0600, Eric Holmberg wrote:
> Sorry for the delays on getting you real information - I am working on it as much as I can. Due to our project schedule here, I can only work on this a few minutes a day.
>
> I have reproduced the CRC error, but looking at the data (shown below), I am not sure what data is expected in LEB 1 at the failed position. I don't see anything that indicates that the write-buffer behavior that I have avoided by limiting the write-buffer size to 8 bytes is causing the problem.
>
> [42949375.500000] UBIFS error (pid 1): ubifs_check_node: bad CRC: calculated 0x714960f4, read 0x3dae4f0a
> [42949375.510000] UBIFS error (pid 1): ubifs_check_node: bad node at LEB 1:89600
> [42949375.520000] UBIFS error (pid 1): ubifs_scanned_corruption: corrupted data at LEB 1:89600
> [42949375.540000] UBIFS error (pid 1): ubifs_scan: LEB 1 scanning failed
> [42949375.580000] UBIFS error (pid 1): ubifs_recover_master_node: failed to recover master node
>
> LEB 1:89600 refers to address 0x31c75e00 for the NOR flash and looks like it contains nothing but zeros.
>
> 31c75e00: 00000000 00000000 00000000 00000000 ................
> 31c75e10: 00000000 00000000 00000000 00000000 ................
> 31c75e20: 00000000 00000000 00000000 00000000 ................
> 31c75e30: 00000000 00000000 00000000 00000000 ................
> 31c75e40: 00000000 00000000 00000000 00000000 ................
> 31c75e50: 00000000 00000000 00000000 00000000 ................
> 31c75e60: 00000000 00000000 00000000 00000000 ................
> 31c75e70: 00000000 00000000 00000000 00000000 ................
> 31c75e80: 06101831 3dae4f0a 000ecc9b 00000000 1....O.=........
>
> Since this is the root file system and is 28MB in size, I am working on creating a smaller file system and writing a fixed test pattern to it. I will provide the dd images of these files along with log files as soon as possible which will hopefully be next Monday (June 8).
>
> If you have any addition suggestions or requests, please let me know.
Well, I would be cool to have full UBIFS debugging output, or better
the image of the partition.
--
Best regards,
Artem Bityutskiy (Битюцкий Артём)
next prev parent reply other threads:[~2009-06-07 10:18 UTC|newest]
Thread overview: 89+ messages / expand[flat|nested] mbox.gz Atom feed top
2009-03-24 13:45 UBIFS Corrupt during power failure Eric Holmberg
2009-03-24 15:30 ` Adrian Hunter
2009-03-24 17:04 ` Eric Holmberg
2009-03-24 18:16 ` Eric Holmberg
2009-03-25 6:32 ` Artem Bityutskiy
2009-03-26 6:59 ` Artem Bityutskiy
2009-03-26 14:09 ` Eric Holmberg
2009-03-30 19:00 ` Eric Holmberg
2009-03-31 14:45 ` Artem Bityutskiy
2009-04-10 12:25 ` Artem Bityutskiy
2009-04-10 14:27 ` Eric Holmberg
2009-04-10 15:17 ` Artem Bityutskiy
2009-04-10 15:49 ` Artem Bityutskiy
2009-04-10 17:00 ` Eric Holmberg
2009-04-10 17:11 ` Artem Bityutskiy
2009-04-10 18:33 ` Eric Holmberg
2009-04-14 6:11 ` Artem Bityutskiy
2009-04-14 15:09 ` Eric Holmberg
2009-04-14 15:45 ` Artem Bityutskiy
2009-04-14 15:53 ` Artem Bityutskiy
2009-04-14 18:00 ` Jamie Lokier
2009-04-15 6:00 ` Artem Bityutskiy
2009-04-15 15:17 ` Eric Holmberg
2009-04-15 16:09 ` Jamie Lokier
2009-04-15 16:12 ` Artem Bityutskiy
2009-04-15 16:32 ` Eric Holmberg
2009-04-15 16:44 ` Jamie Lokier
2009-04-15 18:26 ` Nicolas Pitre
2009-04-15 18:38 ` Jamie Lokier
2009-04-15 19:33 ` Eric Holmberg
2009-04-15 20:15 ` Nicolas Pitre
2009-04-15 20:46 ` Jamie Lokier
2009-04-16 5:51 ` Artem Bityutskiy
2009-04-16 5:46 ` Artem Bityutskiy
2009-04-16 21:34 ` Jamie Lokier
2009-04-17 8:56 ` Artem Bityutskiy
2009-04-17 13:51 ` Jamie Lokier
2009-04-17 14:36 ` Artem Bityutskiy
2009-04-17 23:49 ` Eric Holmberg
2009-05-15 7:16 ` Stefan Roese
2009-05-18 17:30 ` Eric Holmberg
2009-05-19 8:18 ` Artem Bityutskiy
2009-05-19 22:16 ` Eric Holmberg
2009-05-25 8:38 ` Artem Bityutskiy
2009-05-25 12:54 ` Artem Bityutskiy
2009-05-25 12:57 ` Artem Bityutskiy
2009-07-03 13:26 ` Artem Bityutskiy
2009-07-03 13:29 ` Artem Bityutskiy
2009-07-03 13:33 ` Urs Muff
2009-07-03 14:05 ` Artem Bityutskiy
2009-07-03 14:47 ` Urs Muff
2009-07-03 14:58 ` Artem Bityutskiy
2009-07-06 4:30 ` Artem Bityutskiy
2009-07-06 4:51 ` Artem Bityutskiy
2009-07-06 6:43 ` Artem Bityutskiy
2009-07-07 6:46 ` Artem Bityutskiy
2009-07-07 7:05 ` Urs Muff
2009-07-13 18:22 ` Eric Holmberg
2009-07-14 5:34 ` Artem Bityutskiy
2009-07-15 20:52 ` Jamie Lokier
2009-07-15 21:35 ` Eric Holmberg
2009-07-16 7:33 ` Artem Bityutskiy
2009-07-24 6:49 ` Artem Bityutskiy
2009-07-24 12:00 ` Artem Bityutskiy
2009-07-24 13:39 ` Eric Holmberg
2009-07-24 14:55 ` Artem Bityutskiy
2009-07-24 14:05 ` Jamie Lokier
2009-07-24 14:09 ` Artem Bityutskiy
2009-07-16 7:09 ` Artem Bityutskiy
2009-07-16 16:49 ` Jamie Lokier
2009-07-17 7:07 ` Artem Bityutskiy
2009-07-15 20:55 ` Jamie Lokier
2009-07-15 21:36 ` Eric Holmberg
2009-07-15 22:09 ` Jamie Lokier
2009-07-16 7:22 ` Artem Bityutskiy
2009-07-16 7:16 ` Artem Bityutskiy
2009-07-16 20:54 ` Gilles Casse
2009-07-17 0:29 ` Carl-Daniel Hailfinger
2009-07-24 14:08 ` Jamie Lokier
2009-07-16 7:14 ` Artem Bityutskiy
2009-06-03 8:08 ` Artem Bityutskiy
2009-06-03 8:25 ` Stefan Roese
2009-06-03 13:50 ` Eric Holmberg
2009-06-07 10:16 ` Artem Bityutskiy [this message]
2009-07-28 12:01 ` news
2009-07-28 12:24 ` Adrian Hunter
2009-07-28 17:19 ` Eric Holmberg
2009-08-09 4:59 ` Artem Bityutskiy
2009-04-17 8:58 ` Artem Bityutskiy
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