This is from Bugtraq: 
perl -e "system 'A'x256"
[This program has performed an illegal operation...]

[download]
Originally reported for 5.8.3 on XP, I reproduced with 5.6.1 on win95(!). More info here.

+++++++++ In theory, theory describes reality, but in reality it doesn't.

In reply to ActivePerl crasher by zude

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