#43128 [Opn->Fbk]: Long name cause seg. fault

ID: 43128 Updated by: iliaa@php.net Reported By: felipensp at gmail dot com -Status: Open +Status: Feedback Bug Type: Reproducible crash Operating System: Linux PHP Version: 5.3CVS-2007-10-29 (snap) New Comment: Please try using this CVS snapshot: http://snaps.php.net/php5.2-latest.tar.gz For Windows (zip): http://snaps.php.net/win32/php5.2-win32-latest.zip For Windows (installer): http://snaps.php.net/win32/php5.2-win32-installer-latest.msi I've tried both PHP 5.2 and 5.3 and cannot reproduce the crash. Previous Comments: ------------------------------------------------------------------------ [2007-10-29 17:25:28] felipensp at gmail dot com Description: ------------ Long names cause segmentation fault in 'instanceof' and 'new' operators. Reproduce code: --------------- <?php $a = str_repeat("a", 10000000); # call_user_func($a); // Warning # $a->$a(); // Fatal error if ($a instanceof $a); // Segmentation fault new $a; // Segmentation fault Expected result: ---------------- Warning / Fatal error Actual result: -------------- Program received signal SIGSEGV, Segmentation fault. [Switching to Thread -1214703296 (LWP 4538)] zend_lookup_class_ex (name=0xb6f4d018 'a' <repeats 200 times>..., name_length=10000000, use_autoload=0, ce=0xbf9644d8) at /home/felipe/php5.3-200710261430/Zend/zend_execute_API.c:1078 1078 in /home/felipe/php5.3-200710261430/Zend/zend_execute_API.c Backtrace: ---------------------------------------------- #0 zend_lookup_class_ex (name=0xb6ece018 'a' <repeats 200 times>..., name_length=10000000, use_autoload=0, ce=0xbfb896f8) at /home/felipe/php5.3-200710261430/Zend/zend_execute_API.c:1078 #1 0x08277d9f in zend_fetch_class ( class_name=0xb6ece018 'a' <repeats 200 times>..., class_name_len=10000000, fetch_type=132) at /home/felipe/php5.3-200710261430/Zend/zend_execute_API.c:1548 #2 0x082c26c9 in ZEND_FETCH_CLASS_SPEC_CV_HANDLER (execute_data=0xbfb8982c) at /home/felipe/php5.3-200710261430/Zend/zend_vm_execute.h:1065 #3 0x0829ef1b in execute (op_array=0x84a6900) at /home/felipe/php5.3-200710261430/Zend/zend_vm_execute.h:87 #4 0x08281952 in zend_execute_scripts (type=8, retval=<value optimized out>, file_count=3) at /home/felipe/php5.3-200710261430/Zend/zend.c:1137 #5 0x0823d841 in php_execute_script (primary_file=0xbfb8bbcc) at /home/felipe/php5.3-200710261430/main/main.c:2007 #6 0x08301c65 in main (argc=2, argv=0xbfb8bce4) at /home/felipe/php5.3-200710261430/sapi/cli/php_cli.c:1140 ------------------------------------------------------------------------ -- Edit this bug report at http://bugs.php.net/?id=43128&edit=1