php.net |  support |  documentation |  report a bug |  advanced search |  search howto |  statistics |  random bug |  login

go to bug id or search bugs for

Bug #61364 invalid read in tests/apc_bin_001.phpt
Submitted: 2012-03-12 21:38 UTC Modified: 2012-08-15 14:03 UTC
From: ab@php.net Assigned: ab (profile)
Status: Closed Package: APC (PECL)
PHP Version: 5.4.0 OS: all
Private report: No CVE-ID: None
View Developer Edit
Welcome back! If you're the original bug submitter, here's where you can edit the bug or add additional notes.
If you forgot your password, you can retrieve your password here.
Password:
Status:
Package:
Bug Type:
Summary:
From: ab@php.net
New email:
PHP Version: OS:

 

 [2012-03-12 21:38 UTC] ab@php.net 
Description:
------------
the test is currently marked as leaked and the valgrind says:

==3424== Invalid write of size 4
==3424==    at 0x46A11ED: sma_allocate (apc_sma.c:258)
==3424==    by 0x46A17C4: apc_sma_malloc_ex (apc_sma.c:453)
==3424==    by 0x46A1C52: apc_sma_malloc (apc_sma.c:517)
==3424==    by 0x46A4A7D: apc_realpool_create (apc_pool.c:435)
==3424==    by 0x46A453F: apc_pool_create (apc_pool.c:57)
==3424==    by 0x4692B0E: _apc_store (php_apc.c:589)
==3424==    by 0x46AA208: apc_bin_load (apc_bin.c:958)
==3424==    by 0x46958E7: zif_apc_bin_load (php_apc.c:1482)
==3424==    by 0x82F668F: zend_do_fcall_common_helper_SPEC 
(zend_vm_execute.h:642)
==3424==    by 0x82FCF33: ZEND_DO_FCALL_SPEC_CONST_HANDLER 
(zend_vm_execute.h:2219)
==3424==    by 0x82F5127: execute (zend_vm_execute.h:410)
==3424==    by 0x82BB8EE: zend_execute_scripts (zend.c:1272)
==3424==  Address 0x4abc400 is 8 bytes after a block of size 584 alloc'd
==3424==    at 0x46A193E: apc_sma_malloc_ex (apc_sma.c:467)
==3424==    by 0x46A1C52: apc_sma_malloc (apc_sma.c:517)
==3424==    by 0x46A4A7D: apc_realpool_create (apc_pool.c:435)
==3424==    by 0x46A453F: apc_pool_create (apc_pool.c:57)
==3424==    by 0x46A9BD4: apc_bin_load (apc_bin.c:852)
==3424==    by 0x46958E7: zif_apc_bin_load (php_apc.c:1482)
==3424==    by 0x82F668F: zend_do_fcall_common_helper_SPEC 
(zend_vm_execute.h:642)
==3424==    by 0x82FCF33: ZEND_DO_FCALL_SPEC_CONST_HANDLER 
(zend_vm_execute.h:2219)
==3424==    by 0x82F5127: execute (zend_vm_execute.h:410)
==3424==    by 0x82BB8EE: zend_execute_scripts (zend.c:1272)
==3424==    by 0x82315BA: php_execute_script (main.c:2473)
==3424==    by 0x83DFEBD: do_cli (php_cli.c:983)
==3424== Invalid read of size 4
==3424==    at 0x46A11FD: sma_allocate (apc_sma.c:261)
==3424==    by 0x46A17C4: apc_sma_malloc_ex (apc_sma.c:453)
==3424==    by 0x46A1C52: apc_sma_malloc (apc_sma.c:517)
==3424==    by 0x46A4A7D: apc_realpool_create (apc_pool.c:435)
==3424==    by 0x46A453F: apc_pool_create (apc_pool.c:57)
==3424==    by 0x4692B0E: _apc_store (php_apc.c:589)
==3424==    by 0x46AA208: apc_bin_load (apc_bin.c:958)
==3424==    by 0x46958E7: zif_apc_bin_load (php_apc.c:1482)
==3424==    by 0x82F668F: zend_do_fcall_common_helper_SPEC 
(zend_vm_execute.h:642)
==3424==    by 0x82FCF33: ZEND_DO_FCALL_SPEC_CONST_HANDLER 
(zend_vm_execute.h:2219)
==3424==    by 0x82F5127: execute (zend_vm_execute.h:410)
==3424==    by 0x82BB8EE: zend_execute_scripts (zend.c:1272)
==3424==  Address 0x4abc3f8 is 0 bytes after a block of size 584 alloc'd
==3424==    at 0x46A193E: apc_sma_malloc_ex (apc_sma.c:467)
==3424==    by 0x46A1C52: apc_sma_malloc (apc_sma.c:517)
==3424==    by 0x46A4A7D: apc_realpool_create (apc_pool.c:435)
==3424==    by 0x46A453F: apc_pool_create (apc_pool.c:57)
==3424==    by 0x46A9BD4: apc_bin_load (apc_bin.c:852)
==3424==    by 0x46958E7: zif_apc_bin_load (php_apc.c:1482)
==3424==    by 0x82F668F: zend_do_fcall_common_helper_SPEC 
(zend_vm_execute.h:642)
==3424==    by 0x82FCF33: ZEND_DO_FCALL_SPEC_CONST_HANDLER 
(zend_vm_execute.h:2219)
==3424==    by 0x82F5127: execute (zend_vm_execute.h:410)
==3424==    by 0x82BB8EE: zend_execute_scripts (zend.c:1272)
==3424==    by 0x82315BA: php_execute_script (main.c:2473)
==3424==    by 0x83DFEBD: do_cli (php_cli.c:983)

==3424== 
==3424== Invalid write of size 4
==3424==    at 0x46A120A: sma_allocate (apc_sma.c:266)
==3424==    by 0x46A17C4: apc_sma_malloc_ex (apc_sma.c:453)
==3424==    by 0x46A1C52: apc_sma_malloc (apc_sma.c:517)
==3424==    by 0x46A4A7D: apc_realpool_create (apc_pool.c:435)
==3424==    by 0x46A453F: apc_pool_create (apc_pool.c:57)
==3424==    by 0x4692B0E: _apc_store (php_apc.c:589)
==3424==    by 0x46AA208: apc_bin_load (apc_bin.c:958)
==3424==    by 0x46958E7: zif_apc_bin_load (php_apc.c:1482)
==3424==    by 0x82F668F: zend_do_fcall_common_helper_SPEC 
(zend_vm_execute.h:642)
==3424==    by 0x82FCF33: ZEND_DO_FCALL_SPEC_CONST_HANDLER 
(zend_vm_execute.h:2219)
==3424==    by 0x82F5127: execute (zend_vm_execute.h:410)
==3424==    by 0x82BB8EE: zend_execute_scripts (zend.c:1272)
==3424==  Address 0x4abc408 is not stack'd, malloc'd or (recently) free'd
==3424==

NOTE this test was marked as leaked since PHP 5.3 and APC 3.1.9


Test script:
---------------
<?php

apc_compile_file('file.php');
$it = new APCIterator('file');
apc_delete_file($it);

Expected result:
----------------
clean testrun

Actual result:
--------------
test is reported as leaked

Patches

Pull Requests

History

AllCommentsChangesGit/SVN commitsRelated reports
 [2012-08-15 14:03 UTC] ab@php.net 
No more to reproduce. Other leaks present, but that's another topic.
 [2012-08-15 14:03 UTC] ab@php.net
-Status: Open +Status: Closed -Assigned To: +Assigned To: ab
 
PHP Copyright © 2001-2024 The PHP Group
All rights reserved. 		Last updated: Sat Dec 21 17:01:58 2024 UTC