UBIFS Index Node Corruption - Invalid Key Type

[DHANAPAL, GNANACHANDRAN (G.)]

On Fri, May 13, 2016 at 03:54:10PM +0200, Richard Weinberger wrote:
> Am 13.05.2016 um 11:40 schrieb DHANAPAL, GNANACHANDRAN (G.):
> > Richard,
> > 
> > I believe CRC value for a node  is calculated in RAM before writing the node in NAND. 
> > In this case, node CRC and calculated CRC are matching. so Will there be possibility 
> > for corrupting key type area (32 bits) and keeping others intacted. or any other 
> > possibility for node getting corrupted.
> 
> I have to correct myself, the branches of an index node are covered by
> the node header CRC.
> This makes the whole picture more strange.
> 
> You said you're facing the same issue on another unit.
> Is the corruption really the same? Bad key type 5?
> 
> Thanks,
> //richard

Yes Richard, We have received two more units for exactly same issues and same bad key type 5.

Cheers
Gnana