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Bug #34066 recursive array_walk causes Segmentain fault
Submitted: 2005-08-10 12:10 UTC Modified: 2006-09-19 09:08 UTC
From: ondrej at sury dot org Assigned:
Status: Closed Package: Reproducible crash
PHP Version: 5.0.4 OS: Linux
Private report: No CVE-ID: None
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From: ondrej at sury dot org
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 [2005-08-10 12:10 UTC] ondrej at sury dot org 
Description:
------------
Paul Slootman reported bug when using array_walk recursively which crashes php 5.0.4 with Segmentation Fault.

In php 4.4.0 it ends with:
Fatal error: Allowed memory size of 8388608 bytes exhausted (tried to allocate 138060825 bytes) in /tmp/bug.php on line 252


Reproduce code:
---------------
http://bugs.debian.org/cgi-bin/bugreport.cgi?bug=245934

Expected result:
----------------
Fatal error: Allowed memory size of 8388608 bytes exhausted (tried to allocate 138060825 bytes) in /tmp/bug.php on line 252


Actual result:
--------------
Segmentation fault

Backtrace:
Program received signal SIGSEGV, Segmentation fault.
0x081fc929 in zend_call_function ()

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 [2005-08-10 12:17 UTC] tony2001@php.net 
Please try using this CVS snapshot:

  http://snaps.php.net/php5-latest.tar.gz
 
For Windows:
 
  http://snaps.php.net/win32/php5-win32-latest.zip
 [2005-08-18 01:00 UTC] php-bugs at lists dot php dot net 
No feedback was provided for this bug for over a week, so it is
being suspended automatically. If you are able to provide the
information that was originally requested, please do so and change
the status of the bug back to "Open".
 [2006-09-19 07:39 UTC] seanius at seanius dot net 
i can confirm this is still a problem.  the OP includes a link to a chunk of code you can cut and paste which verifies the problem.
 [2006-09-19 09:08 UTC] tony2001@php.net 
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.

Fixed in 4_4, 5_2 and HEAD.
 
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