Bug #70773 [Fbk->NoF]: Segmentation fault (core dumped)

Edit report at https://bugs.php.net/bug.php?id=70773&edit=1 ID: 70773 Updated by: php-bugs@lists.php.net Reported by: svein at vip dot qq dot com Summary: Segmentation fault (core dumped) -Status: Feedback +Status: No Feedback Type: Bug Package: Scripting Engine problem Operating System: Linux 2.6.33.15 PHP Version: 7.0.0RC5 Private report: N New Comment: No feedback was provided. The bug is being suspended because we assume that you are no longer experiencing the problem. If this is not the case and you are able to provide the information that was requested earlier, please do so and change the status of the bug back to "Re-Opened". Thank you. Previous Comments: ------------------------------------------------------------------------ [2015-10-23 04:09:20] laruence@php.net use: size_t function_name_len = 0; ------------------------------------------------------------------------ [2015-10-23 03:52:23] svein at vip dot qq dot com Description: ------------ I wrote a PHP extension function my_test: PHP_FUNCTION(my_test) { long type = 0; char *function_name = NULL; int function_name_len = 0; if (zend_parse_parameters(ZEND_NUM_ARGS() TSRMLS_CC, "ls", &type ,&function_name,&function_name_len) == FAILURE) { zend_error(E_ERROR, "my_test zend_parse_parameters error"); } RETURN_LONG(1); } when i call this function in a php file php crash with Segmentation fault (core dumped) but when i modify mytest to： PHP_FUNCTION(my_test) { long type = 0; char *function_name = NULL; int function_name_len = 0; if (zend_parse_parameters(ZEND_NUM_ARGS() TSRMLS_CC, "ls", &type ,&function_name,&function_name_len) == FAILURE) { zend_error(E_ERROR, "my_test zend_parse_parameters error"); } } or PHP_FUNCTION(my_test) { long type = 0; char *function_name = NULL; int function_name_len = 0; RETURN_LONG(1); } php run ok Test script: --------------- PHP_FUNCTION(my_test) { long type = 0; char *function_name = NULL; int function_name_len = 0; if (zend_parse_parameters(ZEND_NUM_ARGS() TSRMLS_CC, "ls", &type ,&function_name,&function_name_len) == FAILURE) { zend_error(E_ERROR, "my_test zend_parse_parameters error"); } RETURN_LONG(1); } Expected result: ---------------- ok Actual result: -------------- Segmentation fault (core dumped) ------------------------------------------------------------------------ -- Edit this bug report at https://bugs.php.net/bug.php?id=70773&edit=1