Bug #69485 [NEW]: Double free on zend_list_dtor

From: laruence Operating system: PHP version: master-Git-2015-04-20 (Git) Package: Scripting Engine problem Bug Type: Bug Bug description:Double free on zend_list_dtor Description: ------------ double free on recursively call to list dtor Test script: --------------- <?php class O { public $ch; public function dummy() { } } $ch = curl_init(); $o = new O; $o->ch = $ch; curl_setopt($ch, CURLOPT_WRITEFUNCTION, array($o, "dummy")); Expected result: ---------------- non segfault Actual result: -------------- segfault -- Edit bug report at https://bugs.php.net/bug.php?id=69485&edit=1 -- Try a snapshot (PHP 5.4): https://bugs.php.net/fix.php?id=69485&r=trysnapshot54 Try a snapshot (PHP 5.5): https://bugs.php.net/fix.php?id=69485&r=trysnapshot55 Try a snapshot (trunk): https://bugs.php.net/fix.php?id=69485&r=trysnapshottrunk Fixed in SVN: https://bugs.php.net/fix.php?id=69485&r=fixed Fixed in release: https://bugs.php.net/fix.php?id=69485&r=alreadyfixed Need backtrace: https://bugs.php.net/fix.php?id=69485&r=needtrace Need Reproduce Script: https://bugs.php.net/fix.php?id=69485&r=needscript Try newer version: https://bugs.php.net/fix.php?id=69485&r=oldversion Not developer issue: https://bugs.php.net/fix.php?id=69485&r=support Expected behavior: https://bugs.php.net/fix.php?id=69485&r=notwrong Not enough info: https://bugs.php.net/fix.php?id=69485&r=notenoughinfo Submitted twice: https://bugs.php.net/fix.php?id=69485&r=submittedtwice register_globals: https://bugs.php.net/fix.php?id=69485&r=globals PHP 4 support discontinued: https://bugs.php.net/fix.php?id=69485&r=php4 Daylight Savings: https://bugs.php.net/fix.php?id=69485&r=dst IIS Stability: https://bugs.php.net/fix.php?id=69485&r=isapi Install GNU Sed: https://bugs.php.net/fix.php?id=69485&r=gnused Floating point limitations: https://bugs.php.net/fix.php?id=69485&r=float No Zend Extensions: https://bugs.php.net/fix.php?id=69485&r=nozend MySQL Configuration Error: https://bugs.php.net/fix.php?id=69485&r=mysqlcfg