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<?xml version="1.0" encoding="ISO-8859-1" standalone="no"?>
<html xmlns="http://www.w3.org/1999/xhtml"><head><title>fandango on core</title><link rel="stylesheet" href="../../jargon.css" type="text/css"/><meta name="generator" content="DocBook XSL Stylesheets V1.61.0"/><link rel="home" href="../index.html" title="The Jargon File"/><link rel="up" href="../F.html" title="F"/><link rel="previous" href="fan.html" title="fan"/><link rel="next" href="FAQ.html" title="FAQ"/></head><body><div class="navheader"><table width="100%" summary="Navigation header"><tr><th colspan="3" align="center">fandango on core</th></tr><tr><td width="20%" align="left"><a accesskey="p" href="fan.html">Prev</a> </td><th width="60%" align="center">F</th><td width="20%" align="right"> <a accesskey="n" href="FAQ.html">Next</a></td></tr></table><hr/></div><dt><a id="fandango-on-core"/><dt xmlns="" id="fandango-on-core"><b>fandango on core</b>: <span xmlns="http://www.w3.org/1999/xhtml" class="grammar">n.</span></dt></dt><dd><p> [Unix/C hackers, from the Iberian dance] In C, a wild pointer that
runs out of bounds, causing a <a href="../C/core-dump.html"><i class="glossterm">core dump</i></a>, or corrupts
the
<span class="citerefentry"><span class="refentrytitle">malloc</span>(3)</span>
<a href="../A/arena.html"><i class="glossterm">arena</i></a> in such a way as to cause mysterious failures
later on, is sometimes said to have &#8216;done a fandango on core&#8217;.
On low-end personal machines without an MMU (or Windows boxes, which have
an MMU but use it incompetently), this can corrupt the OS itself, causing
massive lossage. Other frenetic dances, such as the cha-cha or the watusi,
may be substituted. See <a href="../A/aliasing-bug.html"><i class="glossterm">aliasing bug</i></a>,
<a href="../P/precedence-lossage.html"><i class="glossterm">precedence lossage</i></a>, <a href="../S/smash-the-stack.html"><i class="glossterm">smash the
stack</i></a>, <a href="../M/memory-leak.html"><i class="glossterm">memory leak</i></a>, <a href="../M/memory-smash.html"><i class="glossterm">memory
smash</i></a>, <a href="../O/overrun-screw.html"><i class="glossterm">overrun screw</i></a>,
<a href="../C/core.html"><i class="glossterm">core</i></a>.</p></dd><div class="navfooter"><hr/><table width="100%" summary="Navigation footer"><tr><td width="40%" align="left"><a accesskey="p" href="fan.html">Prev</a> </td><td width="20%" align="center"><a accesskey="u" href="../F.html">Up</a></td><td width="40%" align="right"> <a accesskey="n" href="FAQ.html">Next</a></td></tr><tr><td width="40%" align="left" valign="top">fan </td><td width="20%" align="center"><a accesskey="h" href="../index.html">Home</a></td><td width="40%" align="right" valign="top"> FAQ</td></tr></table></div></body></html>