Bug #69674 [Fbk->Opn]: SIGSEGV array.c:953

From: Date: Thu, 21 May 2015 07:15:39 +0000
Subject: Bug #69674 [Fbk->Opn]: SIGSEGV array.c:953
References: 1  Groups: php.bugs 
Request: Send a blank email to php-bugs+get-192799@lists.php.net to get a copy of this message
Edit report at https://bugs.php.net/bug.php?id=69674&edit=1

 ID:                 69674
 User updated by:    opitz dot alexander at googlemail dot com
 Reported by:        opitz dot alexander at googlemail dot com
 Summary:            SIGSEGV array.c:953
-Status:             Feedback
+Status:             Open
 Type:               Bug
 Package:            *General Issues
 Operating System:   Linux
 PHP Version:        master-Git-2015-05-20 (Git)
 Block user comment: N
 Private report:     N

 New Comment:

ATM I don't have the time to write the given testfile inclusive phpunit in 10-20 lines nor do
I've the possibilities to drag this issue down to get this crash into 10-20 lines.
As you can see "zbacktrace" don't give a hint and a normal backtrace is attached.
The source of TYPO3 can be found on https://github.com/TYPO3/TYPO3.CMS in branch master.
The testfile themself is located here: https://github.com/TYPO3/TYPO3.CMS/blob/master/typo3/sysext/extbase/Tests/Unit/Mvc/Web/RequestBuilderTest.php


Previous Comments:
------------------------------------------------------------------------
[2015-05-21 03:07:13] laruence@php.net

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.



------------------------------------------------------------------------
[2015-05-20 15:08:34] opitz dot alexander at googlemail dot com

Description:
------------
I'm running TYPO3 Unit tests with PHP7, which leads to this SIGSEGV while running the
RequestBuilderTest.

>>>
Starting test
'TYPO3\CMS\Extbase\Tests\Unit\Mvc\Web\RequestBuilderTest::buildThrowsExceptionIfControllerConfigurationIsEmptyOrNotSet'.
Segmentation fault
<<<

Running the test alone (and not all tests inside the file) works fine.

Output of gdb

Program received signal SIGSEGV, Segmentation fault.
0x000000000081e8ca in zif_current (execute_data=0x7fffef0191a0, return_value=0x7fffef0190d0) at
/php7/ext/standard/array.c:953
953             RETURN_ZVAL_FAST(entry);
(gdb) zbacktrace
[0x7fffef0191a0] current(Es gibt kein Mitglied mit dem Namen ht.
(gdb) backtrace
#0  0x000000000081e8ca in zif_current (execute_data=0x7fffef0191a0, return_value=0x7fffef0190d0) at
/php7/ext/standard/array.c:953
#1  0x00000000009e62e4 in ZEND_DO_FCALL_BY_NAME_SPEC_HANDLER () at /php7/Zend/zend_vm_execute.h:692
#2  0x00000000009e5745 in execute_ex (ex=0x7fffef018900) at /php7/Zend/zend_vm_execute.h:394
#3  0x0000000000971df2 in zend_call_function (fci=0x7fffffffa490, fci_cache=0x7fffffffa460) at
/php7/Zend/zend_execute_API.c:841
#4  0x00000000007bb533 in zim_reflection_method_invokeArgs (execute_data=0x7fffef018880,
return_value=0x7fffef018580) at /php7/ext/reflection/php_reflection.c:3222
#5  0x00000000009e68f8 in ZEND_DO_FCALL_SPEC_HANDLER () at /php7/Zend/zend_vm_execute.h:821
#6  0x00000000009e5745 in execute_ex (ex=0x7fffef014030) at /php7/Zend/zend_vm_execute.h:394
#7  0x00000000009e585b in zend_execute (op_array=0x7fffef084000, return_value=0x0) at
/php7/Zend/zend_vm_execute.h:434
#8  0x000000000098a1e5 in zend_execute_scripts (type=8, retval=0x0, file_count=3) at
/php7/Zend/zend.c:1389
#9  0x00000000008f5666 in php_execute_script (primary_file=0x7fffffffcc40) at /php7/main/main.c:2479
#10 0x0000000000a56413 in do_cli (argc=4, argv=0x1384840) at /php7/sapi/cli/php_cli.c:967
#11 0x0000000000a575cb in main (argc=4, argv=0x1384840) at /php7/sapi/cli/php_cli.c:1334

Expected result:
----------------
No SIGSEGV

Actual result:
--------------
Crash with SIGSEGV


------------------------------------------------------------------------



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