Bug #68958 [Opn->Fbk]: Segfault in zend_parse_va_args called from from zif_strpos

Edit report at https://bugs.php.net/bug.php?id=68958&edit=1 ID: 68958 Updated by: laruence@php.net Reported by: sindrepm at gmail dot com Summary: Segfault in zend_parse_va_args called from from zif_strpos -Status: Open +Status: Feedback Type: Bug Package: Strings related Operating System: CentOS 6.6 PHP Version: 5.5.21 Block user comment: N Private report: N New Comment: Thank you for this bug report. To properly diagnose the problem, we need a short but complete example script to be able to reproduce this bug ourselves. A proper reproducing script starts with <?php and ends with ?>, is max. 10-20 lines long and does not require any external resources such as databases, etc. If the script requires a database to demonstrate the issue, please make sure it creates all necessary tables, stored procedures etc. Please avoid embedding huge scripts into the report. Previous Comments: ------------------------------------------------------------------------ [2015-01-30 09:24:58] sindrepm at gmail dot com Description: ------------ On a Magento web site I am getting the following segfault on both PHP 5.4.37 and PHP 5.5.20. Gdb backtrace: Program terminated with signal 11, Segmentation fault. #0 0x00000000007d1a06 in zend_parse_va_args (num_args=2, type_spec=0x92e49e "sz|l", va=0x7fff4d6b7030, flags=0) at /usr/local/lsws/phpbuild/php-5.5.20/Zend/zend_API.c:730 #0 0x00000000007d1a06 in zend_parse_va_args (num_args=2, type_spec=0x92e49e "sz|l", va=0x7fff4d6b7030, flags=0) at /usr/local/lsws/phpbuild/php-5.5.20/Zend/zend_API.c:730 #1 0x00000000007d23c5 in zend_parse_parameters (num_args=2, type_spec=<value optimized out>) at /usr/local/lsws/phpbuild/php-5.5.20/Zend/zend_API.c:924 #2 0x00000000006f9180 in zif_strpos (ht=<value optimized out>, return_value=0x78a6ff8, return_value_ptr=<value optimized out>, this_ptr=<value optimized out>, return_value_used=<value optimized out>) at /usr/local/lsws/phpbuild/php-5.5.20/ext/standard/string.c:1823 #3 0x0000000000849b03 in zend_do_fcall_common_helper_SPEC (execute_data=<value optimized out>) at /usr/local/lsws/phpbuild/php-5.5.20/Zend/zend_vm_execute.h:550 #4 0x000000000083b380 in execute_ex (execute_data=0x7902db8) at /usr/local/lsws/phpbuild/php-5.5.20/Zend/zend_vm_execute.h:363 #5 0x0000000000849fa9 in zend_do_fcall_common_helper_SPEC (execute_data=0x7902640) at /usr/local/lsws/phpbuild/php-5.5.20/Zend/zend_vm_execute.h:584 #6 0x000000000083b380 in execute_ex (execute_data=0x7902640) at /usr/local/lsws/phpbuild/php-5.5.20/Zend/zend_vm_execute.h:363 #7 0x00000000007b9efe in zend_call_function (fci=0x7fff4d6b7520, fci_cache=<value optimized out>) at /usr/local/lsws/phpbuild/php-5.5.20/Zend/zend_execute_API.c:937 #8 0x00000000007e0017 in zend_call_method (object_pp=0x7fff4d6b7648, obj_ce=<value optimized out>, fn_proxy=0x41499b0, function_name=0xa69dd6 "__call", function_name_len=<value optimized out>, retval_ptr_ptr=0x7fff4d6b7658, param_count=2, arg1=0x78dec48, arg2=0x78de818) at /usr/local/lsws/phpbuild/php-5.5.20/Zend/zend_interfaces.c:97 #9 0x00000000007ee9ad in zend_std_call_user_call (ht=<value optimized out>, return_value=0x78a6ec0, return_value_ptr=<value optimized out>, this_ptr=0x41219e0, return_value_used=<value optimized out>) ------------------------------------------------------------------------ -- Edit this bug report at https://bugs.php.net/bug.php?id=68958&edit=1