Hi Horia and Gaurav,
I would like to come back to this topic and check how we can proceed.
In my opinion the simple patch I have sent at the beginning is solving a real
memory corruption bug, so I would propose to merge it as is.
Please let me know if you have other ideas how to solve it (potent
Hi,
> From: Horia Geanta
> Sent: Friday, April 11, 2025 2:29 PM
>
> On 4/9/2025 7:46 PM, Horia Geanta wrote:
> > On 4/9/2025 9:19 AM, Gaurav Jain wrote:
> >> Hi Pawel
> >>
> >>> From: Paweł Kochanowski
> >>>
> >> 5. The loop in
> >>> caam_rng_read is called second time, this time the `priv->des
Hi Horia,
> From: Horia Geanta
> Sent: Wednesday, April 9, 2025 6:47 PM
>
> On 4/9/2025 9:19 AM, Gaurav Jain wrote:
> > Hi Pawel
> >
> >> From: Paweł Kochanowski
> >>
> >> Hi Gaurav,
> >>
> >> What we see is that the jr_enqueue() called by run_descriptor_jr()
> >> swaps the endianness of the de
On 4/9/2025 7:46 PM, Horia Geanta wrote:
> On 4/9/2025 9:19 AM, Gaurav Jain wrote:
>> Hi Pawel
>>
>>> From: Paweł Kochanowski
>>>
>> 5. The loop in
>>> caam_rng_read is called second time, this time the `priv->desc` contain
>>> swapped
>>> data.
>>>
>>> Interesting thing is that the job still suc
On 4/9/2025 9:19 AM, Gaurav Jain wrote:
> Hi Pawel
>
>> From: Paweł Kochanowski
>>
>> Hi Gaurav,
>>
>> What we see is that the jr_enqueue() called by run_descriptor_jr() swaps the
>> endianness of the descriptor in place (by modifying the data pointed by
>> desc_add):
>>
>> /* The descrip
Hi Pawel
> -Original Message-
> From: Paweł Kochanowski
> Sent: Tuesday, April 8, 2025 4:30 PM
> To: Gaurav Jain ; u-boot@lists.denx.de
> Cc: Priyanka Jain ; Gabriel Nesteruk
> ; Pankaj Gupta ; Horia Geanta
>
> Subject: RE: [EXT] [PATCH] crypto: fsl - Fix RN
; Gabriel Nesteruk
> > ; Pankaj Gupta ; Horia Geanta
> >
> > Subject: RE: [EXT] [PATCH] crypto: fsl - Fix RNG generation for
> > lengths greater than 16 bytes
> >
> > [You don't often get email from pkochanow...@sii.pl. Learn why this is
> > important a
; Gabriel Nesteruk ; Paweł Kochanowski
> Subject: [EXT] [PATCH] crypto: fsl - Fix RNG generation for lengths greater
> than 16
> bytes
>
> [You don't often get email from pkochanow...@sii.pl. Learn why this is
> important
> at https://aka.ms/LearnAboutSenderIdentificati
-
> > From: Pawel Kochanowski
> > Sent: Monday, April 7, 2025 6:17 PM
> > To: u-boot@lists.denx.de
> > Cc: Priyanka Jain ; Gaurav Jain
> > ; Gabriel Nesteruk ; Paweł
> > Kochanowski
> > Subject: [EXT] [PATCH] crypto: fsl - Fix RNG generation for lengths
>
From: Gabriel Nesteruk
Reinitialize the descriptor for each RNG job, as it
may be modified by run_descriptor_jr().
Failing to do so can result in memory corruption when
dm_rng_read() is called a second time on NXP devices
with CONFIG_SYS_FSL_SEC_BE enabled.
Signed-off-by: Gabriel Nesteruk
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