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Date: Fri, 6 Sep 2013 06:32:32 +0530
From: Sayantan Datta <std2048@...il.com>
To: john-dev@...ts.openwall.com
Subject: Re: mask mode bug

On Fri, Sep 6, 2013 at 12:18 AM, magnum <john.magnum@...hmail.com> wrote:

> Here's Bull using OpenCL/CPU:
>
> $ GWS=2048 ./jtrts.pl raw-md5-opencl -pass=-dev=2
>
> -------------------------------------------------------------------------------
> - JtR-TestSuite (jtrts). Version 1.12.12, July 21, 2013.  By, Jim Fougeron
> & others
> - Testing:  John the Ripper password cracker, version
> 1.8.0.2-bleeding-jumbo [linux-x86-64-opencl]
>
> --------------------------------------------------------------------------------
>
> John Jumbo build detected.
>
> form=raw-md5-opencl               guesses: 1323 0:00:00:02 DONE : Expected
> count(s) (1500)  [!!!FAILED!!!]
> .pot CHK:raw-md5-opencl           guesses: 1116 0:00:00:02 DONE : Expected
> count(s) (1500)  [!!!FAILED!!!]
>
> Some tests had Errors. Performed 1 tests.1 errors  1 errors reprocessing
> the .POT files
> Time used was 7 seconds
>
> I could also reproduce it on Well's both CPU drivers at some GWS settings.
>

I'll do the testing on well then. Since it is affecting multiple platforms
I must check it more thoroughly. However it runs fine on my cpu.

Cmd_data =
Device 1: Intel(R) Core(TM) i5-2500K CPU @ 3.30GHz
Local worksize (LWS) 64, global worksize (GWS) 2048
Press 'q' or Ctrl-C to abort, almost any other key for status
1500g 0:00:00:00 DONE (2013-09-06 06:28) 3488g/s 4762p/s 4762c/s 7144KC/s
1__18..AB365
Use the "--show" option to display all of the cracked passwords reliably
Session completed
form=raw-md5-opencl               guesses: 1500 0:00:00:00 DONE  [PASSED]
Execute john (.pot check): ../run/john -ses=./tst -dev=1  -pot=./tst.pot
dynamic_0_raw_tst.in --wordlist=pw3 '-form=raw-md5-opencl' 2>&1 >/dev/null
Cmd_data =
Device 1: Intel(R) Core(TM) i5-2500K CPU @ 3.30GHz
Local worksize (LWS) 64, global worksize (GWS) 2048
Press 'q' or Ctrl-C to abort, almost any other key for status
1500g 0:00:00:00 DONE (2013-09-06 06:28) 3333g/s 3333p/s 3333c/s 5000KC/s
1__18..Skippin� an�*
Use the "--show" option to display all of the cracked passwords reliably
Session completed
.pot CHK:raw-md5-opencl           guesses: 1500 0:00:00:00 DONE  [PASSED]

Regards,
Sayantan

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