Robin Harvey BraveSirRobin
BraveSirRobin
/ libevent-segfault.php
Created
April 6, 2012 15:24
Bug demonstration script for PHP/libevent 0.0.4 Segfault.
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| <?php | |
| /** | |
| * Run this script as-is and it will segfault. My setup is Ubuntu | |
| * 11.10, library details: | |
| * | |
| * php5-cli : 5.3.6-13ubuntu3.6 (output from dpkg -l) | |
| * libevent : 0.0.5 beta (output from pecl list) | |
| * php-pear : 5.3.6-13ubuntu3.6 (output from dpkg -l) | |
| * | |
| * There are 2 things you can do to stop the segfault: |
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| <?php | |
| $php = "<html><head><?php include '/foo/bar/php'; ?></head>...."; | |
| foreach (token_get_all($php) as $tok) { | |
| if (is_array($tok)) { | |
| printf("token type %s: %s\n", token_name($tok[0]), $tok[1]); | |
| } | |
| } |
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| <?php | |
| $a = array(); | |
| for ($i = 0; $i < 1000; $i++) { | |
| $a[] = rand(0,1000000); | |
| } | |
| printf("Start, first mine:\n"); | |
| $t1 = microtime(true); | |
| var_dump(mine($a)); |