Re: [PATCH] crypto: s5p-sss.c: Fix kernel Oops in AES-ECB mode

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On 06.02.2018 17:48, Anand Moon wrote:
> Hi Kamil,
> 
> Thanks for providing the fix to this issue.
> 
> On 5 February 2018 at 23:10, Kamil Konieczny
> <k.konieczny@xxxxxxxxxxxxxxxxxxx> wrote:
>>
>> In AES-ECB mode crypt is done with key only, so any use of IV
>> can cause kernel Oops, as reported by Anand Moon.
> 
> If possible could you avoid the name in commit message.

This is added after '---' line, so it will not appear in commit message.

>> Fixed it by using IV only in AES-CBC and AES-CTR.
>>
>> Signed-off-by: Kamil Konieczny <k.konieczny@xxxxxxxxxxxxxxxxxxx>
>> Reported-by: Anand Moon <linux.amoon@xxxxxxxxx>
> 
> [snip]
> 
> Please add my. Tested on Odroid HC2
> 
> Tested-by: Anand Moon <linux.amoon@xxxxxxxxx>

This will add you name in commit message,
additionally with 'Reported-by:' line.

> Below are the result at my end.
> 
> aes-cbc-essiv:sha256 (128 bit key)
> WRITE:
> 100+0 records in
> 100+0 records out
> 838860800 bytes (839 MB, 800 MiB) copied, 11.7225 s, 71.6 MB/s
> [...]

is it from 'cryptsetup benchmark' ? benchmark did not cause oops.
Please test with luksFormat, ie. use

cryptsetup luksFormat --debug -q -d /tmp/testkey.key \
  --cipher aes-cbc-essiv:sha256 -h sha256 -s 128 /tmp/test.bin

-- 
Best regards,
Kamil Konieczny
Samsung R&D Institute Poland




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