ubifs - scrubbing failed due to ecc error on new eraseblock? (2.6.39)

[Artem Bityutskiy]

On Tue, 2012-01-24 at 15:30 -0700, Brad Parker wrote:
> I saw this panic on 2.6.39; is this an example of an ecc error on a new 
> block during scrubbing?
> 
> ...
> File Edit Options Buffers Tools Help
> UBI: scrubbed PEB 3762 (LEB 0:1548), data moved to PEB 3684
> UBI error: ubi_io_read: error -74 (ECC error) while reading 65 bytes 
> from PEB 3684:64864, read 65 bytes
> UBIFS error (pid 912): ubifs_read_node: bad node type (0 but expected 2)
> UBIFS error (pid 912): ubifs_read_node: bad node at LEB 1548:56952, LEB 
> mapping status 1
> Not a node, first 24 bytes:
> 00000000: 68 02 00 00 00 00 00 00 c6 4a 39 4c 00 00 00 00 b6 02 01 00 00

Hmm... Can you please start with validating your flash using the mtd
tests: http://www.linux-mtd.infradead.org/doc/general.html#L_mtd_tests

-- 
Best Regards,
Artem Bityutskiy
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