#46108 [Asn]: DateTime - Memory leak when unserializing

From: Date: Tue, 11 Nov 2008 10:38:38 +0000
Subject: #46108 [Asn]: DateTime - Memory leak when unserializing
References: 1  Groups: php.bugs 
Request: Send a blank email to php-bugs+get-130870@lists.php.net to get a copy of this message 
 ID:               46108
 Updated by:       jani@php.net
 Reported By:      felipe@php.net
 Status:           Assigned
 Bug Type:         Date/time related
 Operating System: *
-PHP Version:      5.3CVS-2008-09-17 (CVS)
+PHP Version:      5.3CVS-2008-11-11
 Assigned To:      derick
 New Comment:

Note: PHP_5_3 only (and propably HEAD, I didn't test that)


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

[2008-09-17 16:30:17] felipe@php.net

Description:
------------
See below.

Reproduce code:
---------------
<?php

unserialize(serialize(new Datetime));

Actual result:
--------------
==18547== 51 bytes in 1 blocks are definitely lost in loss record 8 of
13
==18547==    at 0x4021620: malloc (vg_replace_malloc.c:149)
==18547==    by 0x80C1A51: timelib_parse_tzfile (parse_tz.c:207)
==18547==    by 0x80A01DB: php_date_parse_tzfile (php_date.c:904)
==18547==    by 0x80A259F: get_timezone_info (php_date.c:1004)
==18547==    by 0x80A33FB: date_initialize (php_date.c:2443)
==18547==    by 0x80A3810: zim_DateTime___construct (php_date.c:2525)
==18547==    by 0x83FB4DF: zend_do_fcall_common_helper_SPEC
(zend_vm_execute.h:315)
==18547==    by 0x83E9602: execute (zend_vm_execute.h:104)
==18547==    by 0x83C3A6E: zend_execute_scripts (zend.c:1197)
==18547==    by 0x836916C: php_execute_script (main.c:2080)
==18547==    by 0x845B734: main (php_cli.c:1130)
==18547== 
==18547== 
==18547== 120 bytes in 2 blocks are indirectly lost in loss record 9 of
13
==18547==    at 0x4021620: malloc (vg_replace_malloc.c:149)
==18547==    by 0x80C279F: timelib_tzinfo_clone (timelib.c:116)
==18547==    by 0x80A9C40: timelib_fill_holes (parse_date.re:2111)
==18547==    by 0x80A32F9: date_initialize (php_date.c:2463)
==18547==    by 0x80A3810: zim_DateTime___construct (php_date.c:2525)
==18547==    by 0x83FB4DF: zend_do_fcall_common_helper_SPEC
(zend_vm_execute.h:315)
==18547==    by 0x83E9602: execute (zend_vm_execute.h:104)
==18547==    by 0x83C3A6E: zend_execute_scripts (zend.c:1197)
==18547==    by 0x836916C: php_execute_script (main.c:2080)
==18547==    by 0x845B734: main (php_cli.c:1130)
==18547== 
==18547== 
==18547== 1,614 (152 direct, 1,462 indirect) bytes in 2 blocks are
definitely lost in loss record 10 of 13
==18547==    at 0x402095F: calloc (vg_replace_malloc.c:279)
==18547==    by 0x80C26DA: timelib_tzinfo_ctor (timelib.c:95)
==18547==    by 0x80C2714: timelib_tzinfo_clone (timelib.c:103)
==18547==    by 0x80A9C40: timelib_fill_holes (parse_date.re:2111)
==18547==    by 0x80A32F9: date_initialize (php_date.c:2463)
==18547==    by 0x80A3810: zim_DateTime___construct (php_date.c:2525)
==18547==    by 0x83FB4DF: zend_do_fcall_common_helper_SPEC
(zend_vm_execute.h:315)
==18547==    by 0x83E9602: execute (zend_vm_execute.h:104)
==18547==    by 0x83C3A6E: zend_execute_scripts (zend.c:1197)
==18547==    by 0x836916C: php_execute_script (main.c:2080)
==18547==    by 0x845B734: main (php_cli.c:1130)
==18547== 
==18547== 
==18547== 256 bytes in 2 blocks are indirectly lost in loss record 11
of 13
==18547==    at 0x4021620: malloc (vg_replace_malloc.c:149)
==18547==    by 0x80C2756: timelib_tzinfo_clone (timelib.c:112)
==18547==    by 0x80A9C40: timelib_fill_holes (parse_date.re:2111)
==18547==    by 0x80A32F9: date_initialize (php_date.c:2463)
==18547==    by 0x80A3597: php_date_initialize_from_hash
(php_date.c:2566)
==18547==    by 0x80A368D: zim_DateTime___wakeup (php_date.c:2607)
==18547==    by 0x83B8A1E: zend_call_function (zend_execute_API.c:907)
==18547==    by 0x83B9666: call_user_function_ex
(zend_execute_API.c:681)
==18547==    by 0x832EC41: php_var_unserialize
(var_unserializer.re:377)
==18547==    by 0x831AC86: zif_unserialize (var.c:866)
==18547==    by 0x83FB4DF: zend_do_fcall_common_helper_SPEC
(zend_vm_execute.h:315)
==18547==    by 0x83E9602: execute (zend_vm_execute.h:104)
==18547==    by 0x83C3A6E: zend_execute_scripts (zend.c:1197)
==18547==    by 0x836916C: php_execute_script (main.c:2080)
==18547==    by 0x845B734: main (php_cli.c:1130)
==18547== 
==18547== 
==18547== 1,024 bytes in 2 blocks are indirectly lost in loss record 12
of 13
==18547==    at 0x4021620: malloc (vg_replace_malloc.c:149)
==18547==    by 0x80C2748: timelib_tzinfo_clone (timelib.c:111)
==18547==    by 0x80A9C40: timelib_fill_holes (parse_date.re:2111)
==18547==    by 0x80A32F9: date_initialize (php_date.c:2463)
==18547==    by 0x80A3810: zim_DateTime___construct (php_date.c:2525)
==18547==    by 0x83FB4DF: zend_do_fcall_common_helper_SPEC
(zend_vm_execute.h:315)
==18547==    by 0x83E9602: execute (zend_vm_execute.h:104)
==18547==    by 0x83C3A6E: zend_execute_scripts (zend.c:1197)
==18547==    by 0x836916C: php_execute_script (main.c:2080)
==18547==    by 0x845B734: main (php_cli.c:1130)
==18547== 



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


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