#38019 [NEW]: segfault extending mysqli class.

From: judas dot iscariote at gmail dot com Operating system: Linux 64 bit PHP version: 5CVS-2006-07-05 (CVS) PHP Bug Type: Reproducible crash Bug description: segfault extending mysqli class. Description: ------------ the following code segfaults in current PHP 5_2 and PHP 6 CVS in **debug** mode.(just checked from the CVS, no need to try snapshots) ./configure --enable-debug --with-libdir=lib64 --with-mysqli=/usr/bin/mysql_config --with-zlib=/usr --disable-cgi not sure if this is related with bug #38003.. Reproduce code: --------------- <?php class DB extends mysqli { private function __construct() { echo "bug"; } } $DB = new DB(); ?> Expected result: ---------------- Fatal error: Call to private DB::__construct() from invalid context in /srv/www/htdocs/singleton.php Actual result: -------------- Fatal error: Call to private DB::__construct() from invalid context in /srv/www/htdocs/singleton.php on line 13 Program received signal SIGSEGV, Segmentation fault. 0x00000000005dd76a in instanceof_function_ex (instance_ce=0xa289b0, ce=0x9ed4f0, interfaces_only=0 '\0') at /local/local/bodegon/php-debug/Zend/zend_operators.c:1600 1600 if (instanceof_function(instance_ce->interfaces[i], ce TSRMLS_CC)) { (gdb) bt #0 0x00000000005dd76a in instanceof_function_ex (instance_ce=0xa289b0, ce=0x9ed4f0, interfaces_only=0 '\0') at /local/local/bodegon/php-debug/Zend/zend_operators.c:1600 #1 0x00000000005dd7ab in instanceof_function (instance_ce=<value optimized out>, ce=<value optimized out>) at /local/local/bodegon/php-debug/Zend/zend_operators.c:1618 #2 0x000000000049e5d9 in mysqli_objects_free_storage (object=<value optimized out>) at /local/local/bodegon/php-debug/ext/mysqli/mysqli.c:143 #3 0x000000000060329e in zend_objects_store_free_object_storage (objects=0x8be600) at /local/local/bodegon/php-debug/Zend/zend_objects_API.c:86 #4 0x00000000005d8e8c in shutdown_executor () at /local/local/bodegon/php-debug/Zend/zend_execute_API.c:281 #5 0x00000000005e5ab3 in zend_deactivate () at /local/local/bodegon/php-debug/Zend/zend.c:854 #6 0x00000000005a417b in php_request_shutdown (dummy=<value optimized out>) at /local/local/bodegon/php-debug/main/main.c:1300 #7 0x00000000006821ea in main (argc=2, argv=0x7fffffd96a48) at /local/local/bodegon/php-debug/sapi/cli/php_cli.c:1250 -- Edit bug report at http://bugs.php.net/?id=38019&edit=1 -- Try a CVS snapshot (PHP 4.4): http://bugs.php.net/fix.php?id=38019&r=trysnapshot44 Try a CVS snapshot (PHP 5.2): http://bugs.php.net/fix.php?id=38019&r=trysnapshot52 Try a CVS snapshot (PHP 6.0): http://bugs.php.net/fix.php?id=38019&r=trysnapshot60 Fixed in CVS: http://bugs.php.net/fix.php?id=38019&r=fixedcvs Fixed in release: http://bugs.php.net/fix.php?id=38019&r=alreadyfixed Need backtrace: http://bugs.php.net/fix.php?id=38019&r=needtrace Need Reproduce Script: http://bugs.php.net/fix.php?id=38019&r=needscript Try newer version: http://bugs.php.net/fix.php?id=38019&r=oldversion Not developer issue: http://bugs.php.net/fix.php?id=38019&r=support Expected behavior: http://bugs.php.net/fix.php?id=38019&r=notwrong Not enough info: http://bugs.php.net/fix.php?id=38019&r=notenoughinfo Submitted twice: http://bugs.php.net/fix.php?id=38019&r=submittedtwice register_globals: http://bugs.php.net/fix.php?id=38019&r=globals PHP 3 support discontinued: http://bugs.php.net/fix.php?id=38019&r=php3 Daylight Savings: http://bugs.php.net/fix.php?id=38019&r=dst IIS Stability: http://bugs.php.net/fix.php?id=38019&r=isapi Install GNU Sed: http://bugs.php.net/fix.php?id=38019&r=gnused Floating point limitations: http://bugs.php.net/fix.php?id=38019&r=float No Zend Extensions: http://bugs.php.net/fix.php?id=38019&r=nozend MySQL Configuration Error: http://bugs.php.net/fix.php?id=38019&r=mysqlcfg