Date: Fri, 27 Mar 2015 08:17:45 +0100 From: magnum <john.magnum@...hmail.com> To: john-dev@...ts.openwall.com Subject: Re: self test failed with OpenCL on a GPU On 2015-03-26 21:26, Benji Wiebe wrote: > When I use john with '--format=sha512crypt-opencl', it says "Self test > failed (get_hash(0))". If I specify '--devices=cpu', it works, but it > does not work if I specify GPU or if I leave off the '--devices'. > Is this a problem in my setup? Or is it a bug? Is this with 1.8.0-Jumbo-1? What version of Catalyst driver are you using? You can show it with "./john --list=opencl-devices --device=gpu". Currently I recommend using Catalyst 14.9 although I'm not aware of any specific problems with newer versions. I do know that oclHashcat authors say the newer versions are unusable. magnum
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