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Date: Mon, 2 Feb 2015 02:27:05 +0300
From: Andrey Repin <anrdaemon AT yandex DOT ru>
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Message-ID: <125401449.20150202022705@yandex.ru>
To: Michael Wild <themiwi AT gmail DOT com>, cygwin AT cygwin DOT com
Subject: Re: Fork errors in python2.7 on 64-bit Cygwin
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Greetings, Michael Wild!

>>> * Trying to run a shell command from Python fails 50% of the time
>>> with: address space needed by 'cygz.dll' (0x450000) is already
>>> occupied.
>>
>> Such a low address on 64bit is an indication of an image intercept
>> and/or BLODA in my experience.
>>

> Thanks for your answer. Any suggestions on how I could find out what
> is causing this? I found Corinna mentioning the hacking of cygwin.dll
> by adding a call to sleep in the error handler in order to allow the
> inspection of /proc/$PID/maps in an old thread, but perhaps there is
> something more convenient now?

You can try enabling DLL inspection through CYGWIN environment variable for a
start.
http://cygwin.com/cygwin-ug-net/using-cygwinenv.html#cygwinenv-implemented-options


--
WBR,
Andrey Repin (anrdaemon AT yandex DOT ru) 02.02.2015, <02:25>

Sorry for my terrible english...


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