From: vesselin at awcreator dot com
Operating system: Linux
PHP version: 5.2.1
PHP Bug Type: Scripting Engine problem
Bug description: Zend Engine segfauls while invoking shutdown callbacks

Description:
------------
When a callback that invokes a static class method is passed to
register_shutdown_function(), the function incorrectly accepts it and after
that zend engine segfaults when trying to invoke the callback.

Reproduce code:
---------------
<?php
class try_class
{
static public function main ()
{
register_shutdown_function (array ("self", "on_shutdown"));
}

static public function on_shutdown ()
{
printf ("CHECKPOINT\n");
}
}

try_class::main ();
?>


Expected result:
----------------
Some kind of error message

Actual result:
--------------
A segmentation fault.

--
Edit bug report at http://bugs.php.net/?id=41026&edit=1
--
Try a CVS snapshot (PHP 4.4): http://bugs.php.net/fix.php?id=41026&r=trysnapshot44
Try a CVS snapshot (PHP 5.2): http://bugs.php.net/fix.php?id=41026&r=trysnapshot52
Try a CVS snapshot (PHP 6.0): http://bugs.php.net/fix.php?id=41026&r=trysnapshot60
Fixed in CVS: http://bugs.php.net/fix.php?id=41026&r=fixedcvs
Fixed in release: http://bugs.php.net/fix.php?id=41026&r=alreadyfixed
Need backtrace: http://bugs.php.net/fix.php?id=41026&r=needtrace
Need Reproduce Script: http://bugs.php.net/fix.php?id=41026&r=needscript
Try newer version: http://bugs.php.net/fix.php?id=41026&r=oldversion
Not developer issue: http://bugs.php.net/fix.php?id=41026&r=support
Expected behavior: http://bugs.php.net/fix.php?id=41026&r=notwrong
Not enough info: http://bugs.php.net/fix.php?id=41026&r=notenoughinfo
Submitted twice: http://bugs.php.net/fix.php?id=41026&r=submittedtwice
register_globals: http://bugs.php.net/fix.php?id=41026&r=globals
PHP 3 support discontinued: http://bugs.php.net/fix.php?id=41026&r=php3
Daylight Savings: http://bugs.php.net/fix.php?id=41026&r=dst
IIS Stability: http://bugs.php.net/fix.php?id=41026&r=isapi
Install GNU Sed: http://bugs.php.net/fix.php?id=41026&r=gnused
Floating point limitations: http://bugs.php.net/fix.php?id=41026&r=float
No Zend Extensions: http://bugs.php.net/fix.php?id=41026&r=nozend
MySQL Configuration Error: http://bugs.php.net/fix.php?id=41026&r=mysqlcfg

ID: 41026
Updated by: tony2001@php.net
Reported By: vesselin at awcreator dot com
-Status: Open
+Status: Closed
Bug Type: Scripting Engine problem
Operating System: Linux
PHP Version: 5.2.1
New Comment:

This bug has been fixed in CVS.

Snapshots of the sources are packaged every three hours; this change
will be in the next snapshot. You can grab the snapshot at
http://snaps.php.net/.

Thank you for the report, and for helping us make PHP better.


Previous Comments:
------------------------------------------------------------------------

[2007-04-09 00:28:38] vesselin at awcreator dot com

Description:
------------
When a callback that invokes a static class method is passed to
register_shutdown_function(), the function incorrectly accepts it and
after that zend engine segfaults when trying to invoke the callback.

Reproduce code:
---------------
<?php
class try_class
{
static public function main ()
{
register_shutdown_function (array ("self", "on_shutdown"));
}

static public function on_shutdown ()
{
printf ("CHECKPOINT\n");
}
}

try_class::main ();
?>


Expected result:
----------------
Some kind of error message

Actual result:
--------------
A segmentation fault.


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


--
Edit this bug report at http://bugs.php.net/?id=41026&edit=1