Edit report at https://bugs.php.net/bug.php?id=55662&edit=1

 ID:                 55662
 Updated by:         u...@php.net
 Reported by:        larue...@php.net
 Summary:            test script cause seg fault
-Status:             Assigned
+Status:             Open
 Type:               Bug
 Package:            MySQLi related
 Operating System:   Linux 64bit
 PHP Version:        5.4SVN-2011-09-10 (SVN)
 Assigned To:        mysql
 Block user comment: N
 Private report:     N

 New Comment:

MySQL not PHP issue, http://bugs.mysql.com/?id=62350 .


Previous Comments:
------------------------------------------------------------------------
[2011-09-12 11:38:04] larue...@php.net

Server version: 5.1.30 Source distribution, libmysql is also built from 5.1.30

------------------------------------------------------------------------
[2011-09-12 11:33:10] and...@php.net

Hi,
can you provide me with info about the version of your MySQL Server and the 
client library.
Thanks!

------------------------------------------------------------------------
[2011-09-10 04:39:15] larue...@php.net

Description:
------------
ext/mysqli/tests/mysqli_explain_metadata.phpt cause a segment fault(linked 
against libmysql)



backtrace:
#0  0x000000302af6ff20 in strlen () from /lib64/tls/libc.so.6
#1  0x00000000007dbeb5 in add_property_string_ex (arg=0x2a99479160, 
key=0xb68dec 
"catalog", key_len=8, 
    str=0x20200a3e6e6f6974 <Address 0x20200a3e6e6f6974 out of bounds>, 
duplicate=1)
    at /home/huixc/opensource/php-src/trunk/Zend/zend_API.c:1561
#2  0x00000000005f9a35 in php_add_field_properties (value=0x2a99479160, 
field=0x1000410)
    at /home/huixc/opensource/php-src/trunk/ext/mysqli/mysqli_api.c:1060
#3  0x00000000005f9d80 in zif_mysqli_fetch_fields (ht=1, 
return_value=0x2a994bcf68, return_value_ptr=0x0, this_ptr=0x0, 
return_value_used=1)
    at /home/huixc/opensource/php-src/trunk/ext/mysqli/mysqli_api.c:1118
#4  0x000000000080e1b6 in zend_do_fcall_common_helper_SPEC 
(execute_data=0x2a95fbc0e8)
    at /home/huixc/opensource/php-src/trunk/Zend/zend_vm_execute.h:642
#5  0x000000000081491a in ZEND_DO_FCALL_SPEC_CONST_HANDLER 
(execute_data=0x2a95fbc0e8)
    at /home/huixc/opensource/php-src/trunk/Zend/zend_vm_execute.h:2215
#6  0x000000000080ceba in execute (op_array=0xff40d0) at 
/home/huixc/opensource/php-src/trunk/Zend/zend_vm_execute.h:410
#7  0x00000000007d559c in zend_execute_scripts (type=8, retval=0x0, 
file_count=3) at /home/huixc/opensource/php-src/trunk/Zend/zend.c:1262
#8  0x000000000075698b in php_execute_script (primary_file=0x7fbffff230) at 
/home/huixc/opensource/php-src/trunk/main/main.c:2388
#9  0x00000000008f53f9 in do_cli (argc=2, argv=0x7fbffff518) at 
/home/huixc/opensource/php-src/trunk/sapi/cli/php_cli.c:983
#10 0x00000000008f629a in main (argc=2, argv=0x7fbffff518) at 
/home/huixc/opensource/php-src/trunk/sapi/cli/php_cli.c:1356


f2, 
(gdb) p *field
$2 = {name = 0x10007d0 "possible_keys", org_name = 0x10007e0 "", table = 
0x10007c0 "", org_table = 0x10007c8 "", db = 0x10007b8 "", 
  catalog = 0x20200a3e6e6f6974 <Address 0x20200a3e6e6f6974 out of bounds>, def 
= 
0x0, length = 4096, max_length = 0, 
  name_length = 537542259, org_name_length = 1818311712, table_length = 
1047748969, org_table_length = 762278761, db_length = 959789112, 
  catalog_length = 792474157, def_length = 1634298977, flags = 0, decimals = 
31, 
charsetnr = 8, type = MYSQL_TYPE_VAR_STRING, 
  extension = 0x61696c612f3c3130}

Test script:
---------------
ext/mysqli/tests/mysqli_explain_metadata.phpt  

Expected result:
----------------
passed

Actual result:
--------------
seg fault


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



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