Bug #52720 [NEW]: User Session handler Crash [FPM and APC]

From: Operating system: Debian Lenny Linux PHP version: 5.3.3 Package: Session related Bug Type: Bug Bug description:User Session handler Crash [FPM and APC] Description: ------------ Registering a user session handler crashes the system. System: php 5.3.3-fpm (from dotdeb repo) APC extension Test script: --------------- class Session { public static function Init(){ ini_set('session.save_handler', 'user'); session_set_save_handler(array('Session', 'open'), array('Session', 'close'), array('Session', 'read'), array('Session', 'write'), array('Session', 'destroy'), array('Session', 'gc') ); session_start(); } public static function open() { return true; } public static function close() { return true; } public static function read($id) { return ''; //return apc_exists('ns_'.$id)?(string)apc_fetch('ns_'.$id):''; } public static function write($id, $data) { //return apc_store('ns_'.$id,$data,1200); } public static function destroy($id) { //apc_delete('ns_'.$id); return true; } public static function gc($max) { return true; } } Expected result: ---------------- Session registration Actual result: -------------- Crash, if someone gives me details on how to valgrind php-fpm ill post a backtrace, ive failed to do so. -- Edit bug report at http://bugs.php.net/bug.php?id=52720&edit=1 -- Try a snapshot (PHP 5.2): http://bugs.php.net/fix.php?id=52720&r=trysnapshot52 Try a snapshot (PHP 5.3): http://bugs.php.net/fix.php?id=52720&r=trysnapshot53 Try a snapshot (trunk): http://bugs.php.net/fix.php?id=52720&r=trysnapshottrunk Fixed in SVN: http://bugs.php.net/fix.php?id=52720&r=fixed Fixed in SVN and need be documented: http://bugs.php.net/fix.php?id=52720&r=needdocs Fixed in release: http://bugs.php.net/fix.php?id=52720&r=alreadyfixed Need backtrace: http://bugs.php.net/fix.php?id=52720&r=needtrace Need Reproduce Script: http://bugs.php.net/fix.php?id=52720&r=needscript Try newer version: http://bugs.php.net/fix.php?id=52720&r=oldversion Not developer issue: http://bugs.php.net/fix.php?id=52720&r=support Expected behavior: http://bugs.php.net/fix.php?id=52720&r=notwrong Not enough info: http://bugs.php.net/fix.php?id=52720&r=notenoughinfo Submitted twice: http://bugs.php.net/fix.php?id=52720&r=submittedtwice register_globals: http://bugs.php.net/fix.php?id=52720&r=globals PHP 4 support discontinued: http://bugs.php.net/fix.php?id=52720&r=php4 Daylight Savings: http://bugs.php.net/fix.php?id=52720&r=dst IIS Stability: http://bugs.php.net/fix.php?id=52720&r=isapi Install GNU Sed: http://bugs.php.net/fix.php?id=52720&r=gnused Floating point limitations: http://bugs.php.net/fix.php?id=52720&r=float No Zend Extensions: http://bugs.php.net/fix.php?id=52720&r=nozend MySQL Configuration Error: http://bugs.php.net/fix.php?id=52720&r=mysqlcfg