Re: [PATCH v2 1/2] Fix corner case in bad block table handling.

From: Greg Kroah-Hartman
Date: Mon Jan 24 2022 - 09:29:50 EST


On Mon, Jan 24, 2022 at 03:11:14PM +0100, Frieder Schrempf wrote:
> Hi Greg, Sasha,
>
> just a gentle ping for the backport request below.
>
> Thanks!
>
> Am 11.01.22 um 16:33 schrieb Frieder Schrempf:
> > Hi stable maintainers,
> >
> > On 06.04.21 03:47, Yoshio Furuyama wrote:
> >> From: "Doyle, Patrick" <pdoyle@xxxxxxxxxx>
> >>
> >> In the unlikely event that both blocks 10 and 11 are marked as bad (on a
> >> 32 bit machine), then the process of marking block 10 as bad stomps on
> >> cached entry for block 11. There are (of course) other examples.
> >>
> >> Signed-off-by: Patrick Doyle <pdoyle@xxxxxxxxxx>
> >> Reviewed-by: Richard Weinberger <richard@xxxxxx>
> >
> > We have systems on which this patch fixes real failures. Could you
> > please add the upstream patch fd0d8d85f723 ("mtd: nand: bbt: Fix corner
> > case in bad block table handling") to the stable queues for 4.19, 5.4, 5.10?
> >
> > Thanks!
> >
> > Cc: stable@xxxxxxxxxxxxxxx
> > Fixes: 9c3736a3de21 ("mtd: nand: Add core infrastructure to deal with
> > NAND devices")

Odd, I did not see this anywhere in my inbox.

Now queued up, thanks.

greg k-h