Bug #68413 [NEW]: disable_functions will cause opcache function_exists fault

From: 26403799 at qq dot com Operating system: CentOS 6.6 PHP version: 5.6.2 Package: opcache Bug Type: Bug Bug description:disable_functions will cause opcache function_exists fault Description: ------------ if php.ini set: disable_functions = exec, and enable opcache php-cgi run: <?php function_exists('exec'); ?> will output: Segmentation fault (core dumped) but this is OK: <?php function_exists('exec111111'); ?> Test script: --------------- <?php // if php.ini set disable_functions = exec, and enable opcache // will output: Segmentation fault (core dumped) function_exists('exec'); echo "test1"; ?> Expected result: ---------------- test1 Actual result: -------------- error output: Segmentation fault (core dumped) dmesg: php-cgi[30749]: segfault at 8c ip 00007f255e03c360 sp 00007ffff85b6610 error 4 in opcache.so[7f255e020000+22000] php-cgi[30839]: segfault at 8c ip 00007f971496a360 sp 00007fff1318ca90 error 4 in opcache.so[7f971494e000+22000] php-cgi[30959]: segfault at 8c ip 00007f0169148360 sp 00007fff8904ad30 error 4 in opcache.so[7f016912c000+22000] php-cgi[31106]: segfault at 8c ip 00007f86644e5360 sp 00007fff1a5142a0 error 4 in opcache.so[7f86644c9000+22000] php-cgi[31162]: segfault at 8c ip 00007eff90f7c360 sp 00007fff03e3eca0 error 4 in opcache.so[7eff90f60000+22000] php-cgi[31341]: segfault at 8c ip 00007fc47c1e7360 sp 00007ffffb720a00 error 4 in opcache.so[7fc47c1cb000+22000] -- Edit bug report at https://bugs.php.net/bug.php?id=68413&edit=1 -- Try a snapshot (PHP 5.4): https://bugs.php.net/fix.php?id=68413&r=trysnapshot54 Try a snapshot (PHP 5.5): https://bugs.php.net/fix.php?id=68413&r=trysnapshot55 Try a snapshot (trunk): https://bugs.php.net/fix.php?id=68413&r=trysnapshottrunk Fixed in SVN: https://bugs.php.net/fix.php?id=68413&r=fixed Fixed in release: https://bugs.php.net/fix.php?id=68413&r=alreadyfixed Need backtrace: https://bugs.php.net/fix.php?id=68413&r=needtrace Need Reproduce Script: https://bugs.php.net/fix.php?id=68413&r=needscript Try newer version: https://bugs.php.net/fix.php?id=68413&r=oldversion Not developer issue: https://bugs.php.net/fix.php?id=68413&r=support Expected behavior: https://bugs.php.net/fix.php?id=68413&r=notwrong Not enough info: https://bugs.php.net/fix.php?id=68413&r=notenoughinfo Submitted twice: https://bugs.php.net/fix.php?id=68413&r=submittedtwice register_globals: https://bugs.php.net/fix.php?id=68413&r=globals PHP 4 support discontinued: https://bugs.php.net/fix.php?id=68413&r=php4 Daylight Savings: https://bugs.php.net/fix.php?id=68413&r=dst IIS Stability: https://bugs.php.net/fix.php?id=68413&r=isapi Install GNU Sed: https://bugs.php.net/fix.php?id=68413&r=gnused Floating point limitations: https://bugs.php.net/fix.php?id=68413&r=float No Zend Extensions: https://bugs.php.net/fix.php?id=68413&r=nozend MySQL Configuration Error: https://bugs.php.net/fix.php?id=68413&r=mysqlcfg