#49292 [Opn->Fbk]: infinite recursive call in ob_011.phpt

ID: 49292 Updated by: jani@php.net Reported By: dmendolia@php.net -Status: Open +Status: Feedback Bug Type: Output Control Operating System: Linux PHP Version: 5.2.11RC1 New Comment: Yes, the test is expected to fail. What is the bug here? Previous Comments: ------------------------------------------------------------------------ [2009-08-20 13:53:20] dmendolia@php.net With valgrind, I have more or less the same output than : http://gcov.php.net/viewer.php?version=PHP_5_2&func=valgrind&file=tests%2Foutput%2Fob_011.phpt ==26235== Stack overflow in thread 1: can't grow stack to 0xBE763FF8 ==26235== ==26235== Process terminating with default action of signal 11 (SIGSEGV) ==26235== Access not within mapped region at address 0xBE763FF8 ==26235== at 0x8371CC0: zend_hash_quick_find (zend_hash.c:903) ==26235== Stack overflow in thread 1: can't grow stack to 0xBE763FEC ==26235== ==26235== Process terminating with default action of signal 11 (SIGSEGV) ==26235== Access not within mapped region at address 0xBE763FEC ==26235== at 0x401E200: _vgnU_freeres (vg_preloaded.c:56) And the diff is : 001+ Segmentation fault 001- Fatal error: ob_get_flush(): Cannot use output buffering in output buffering display handlers in %sob_011.php on line %d ------------------------------------------------------------------------ [2009-08-20 11:22:07] jani@php.net Exactly how does it end up in infinite loop? It fails as expected for me, just as it has since it was added.. ------------------------------------------------------------------------ [2009-08-19 08:45:52] dmendolia@php.net Description: ------------ When you call : make test TESTS=./tests/output/ob_011.phpt see : http://svn.php.net/viewvc/php/php-src/branches/PHP_5_2/tests/output/ob_011.phpt?view=markup The execution don't fail anymore, consequence a infinite recursive call. 1) ob_start having a function in call back with ob_get_flush inside. 2) ob_get_flush invoking the callback function of ob_start ------------------------------------------------------------------------ -- Edit this bug report at http://bugs.php.net/?id=49292&edit=1