ID: 39502
User updated by: indeyets at gmail dot com
Reported By: indeyets at gmail dot com
-Status: No Feedback
+Status: Open
Bug Type: PDO related
Operating System: FreeBSD
-PHP Version: 5.2.0
+PHP Version: 5.2.1 RC4
Assigned To: wez
New Comment:
still reproducible with 5.2.1 RC4
Core was generated by `httpd'.
Program terminated with signal 11, Segmentation fault.
#0 0x28fbba2a in mysql_more_results () from
/usr/local/lib/mysql/libmysqlclient.so.15
(gdb) bt
#0 0x28fbba2a in mysql_more_results () from
/usr/local/lib/mysql/libmysqlclient.so.15
#1 0x2916bcc4 in pdo_mysql_stmt_dtor (stmt=0x8592518) at
/root/php/php-5.2.1RC4/ext/pdo_mysql/mysql_statement.c:80
#2 0x2915fb9a in free_statement () from
/usr/local/lib/php/20060613-debug/pdo.so
#3 0x2915fc0f in pdo_dbstmt_free_storage () from
/usr/local/lib/php/20060613-debug/pdo.so
#4 0x288fc438 in zend_objects_store_del_ref_by_handle (handle=45) at
/usr/ports/lang/php5/work/php-5.2.0/Zend/zend_objects_API.c:203
#5 0x288fc2f3 in zend_objects_store_del_ref (zobject=0x858de28) at
/usr/ports/lang/php5/work/php-5.2.0/Zend/zend_objects_API.c:165
#6 0x288dc9ac in _zval_dtor_func (zvalue=0x858de28,
__zend_filename=0x289c0a68
"/usr/ports/lang/php5/work/php-5.2.0/Zend/zend_variables.h",
__zend_lineno=35) at
/usr/ports/lang/php5/work/php-5.2.0/Zend/zend_variables.c:52
#7 0x288d0873 in _zval_dtor (zvalue=0x858de28,
__zend_filename=0x289c09e8
"/usr/ports/lang/php5/work/php-5.2.0/Zend/zend_execute_API.c",
__zend_lineno=414)
at /usr/ports/lang/php5/work/php-5.2.0/Zend/zend_variables.h:35
#8 0x288d0a2c in _zval_ptr_dtor (zval_ptr=0x85916a0,
__zend_filename=0x289c1b58
"/usr/ports/lang/php5/work/php-5.2.0/Zend/zend_variables.c",
__zend_lineno=175) at
/usr/ports/lang/php5/work/php-5.2.0/Zend/zend_execute_API.c:414
#9 0x288dcc7b in _zval_ptr_dtor_wrapper (zval_ptr=0x85916a0) at
/usr/ports/lang/php5/work/php-5.2.0/Zend/zend_variables.c:175
#10 0x288e87d1 in zend_hash_destroy (ht=0x858a92c) at
/usr/ports/lang/php5/work/php-5.2.0/Zend/zend_hash.c:712
#11 0x288f8b87 in zend_object_std_dtor (object=0x8588730) at
/usr/ports/lang/php5/work/php-5.2.0/Zend/zend_objects.c:45
#12 0x288f8ebd in zend_objects_free_object_storage (object=0x8588730)
at /usr/ports/lang/php5/work/php-5.2.0/Zend/zend_objects.c:122
#13 0x288fc129 in zend_objects_store_free_object_storage
(objects=0x289e5d18) at
/usr/ports/lang/php5/work/php-5.2.0/Zend/zend_objects_API.c:86
#14 0x288d0735 in shutdown_executor () at
/usr/ports/lang/php5/work/php-5.2.0/Zend/zend_execute_API.c:299
#15 0x288de202 in zend_deactivate () at
/usr/ports/lang/php5/work/php-5.2.0/Zend/zend.c:921
#16 0x28895434 in php_request_shutdown (dummy=0x0) at
/usr/ports/lang/php5/work/php-5.2.0/main/main.c:1306
#17 0x28943a78 in php_apache_request_dtor (r=0x8339948) at
/usr/ports/lang/php5/work/php-5.2.0/sapi/apache2handler/sapi_apache2.c:455
#18 0x2894407e in php_handler (r=0x8339948) at
/usr/ports/lang/php5/work/php-5.2.0/sapi/apache2handler/sapi_apache2.c:613
#19 0x08071f42 in ap_run_handler ()
#20 0x0807230d in ap_invoke_handler ()
#21 0x0807c92d in ap_internal_redirect ()
#22 0x2872bd34 in handler_redirect () from
/usr/local/libexec/apache22/mod_rewrite.so
#23 0x08071f42 in ap_run_handler ()
#24 0x0807230d in ap_invoke_handler ()
#25 0x0807cce9 in ap_process_request ()
#26 0x0807a8f1 in ap_process_http_connection ()
#27 0x080777e2 in ap_run_process_connection ()
#28 0x08080367 in child_main ()
#29 0x0808059e in make_child ()
#30 0x0808111e in ap_mpm_run ()
#31 0x08061f40 in main ()
Previous Comments:
------------------------------------------------------------------------
[2007-01-07 01:00:00] 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".
------------------------------------------------------------------------
[2006-12-30 17:08:49] [EMAIL PROTECTED]
Can you see if using the latest CVS makes any difference?
------------------------------------------------------------------------
[2006-11-16 10:00:02] indeyets at gmail dot com
still segfaults.
backtrace:
Program received signal SIGSEGV, Segmentation fault.
0x28fbba2a in mysql_more_results () from
/usr/local/lib/mysql/libmysqlclient.so.15
(gdb) bt
#0 0x28fbba2a in mysql_more_results () from
/usr/local/lib/mysql/libmysqlclient.so.15
#1 0x2916bcbc in pdo_mysql_stmt_dtor (stmt=0x852bda0) at
/usr/ports/lang/php5/work/php-5.2.0/ext/pdo_mysql/mysql_statement.c:80
#2 0x2915fb9a in free_statement () from
/usr/local/lib/php/20060613-debug/pdo.so
#3 0x2915fc0f in pdo_dbstmt_free_storage () from
/usr/local/lib/php/20060613-debug/pdo.so
#4 0x288fc438 in ?? () from /usr/local/libexec/apache22/libphp5.so
#5 0x288fc2f3 in ?? () from /usr/local/libexec/apache22/libphp5.so
#6 0x288dc9ac in ?? () from /usr/local/libexec/apache22/libphp5.so
#7 0x288d0873 in ?? () from /usr/local/libexec/apache22/libphp5.so
#8 0x288d0a2c in ?? () from /usr/local/libexec/apache22/libphp5.so
#9 0x288dcc7b in ?? () from /usr/local/libexec/apache22/libphp5.so
#10 0x288e87d1 in ?? () from /usr/local/libexec/apache22/libphp5.so
#11 0x288f8b87 in ?? () from /usr/local/libexec/apache22/libphp5.so
#12 0x288f8ebd in ?? () from /usr/local/libexec/apache22/libphp5.so
#13 0x288fc129 in ?? () from /usr/local/libexec/apache22/libphp5.so
#14 0x288d0735 in ?? () from /usr/local/libexec/apache22/libphp5.so
#15 0x288de202 in ?? () from /usr/local/libexec/apache22/libphp5.so
#16 0x28895434 in ?? () from /usr/local/libexec/apache22/libphp5.so
#17 0x28943a78 in ?? () from /usr/local/libexec/apache22/libphp5.so
#18 0x2894407e in ?? () from /usr/local/libexec/apache22/libphp5.so
#19 0x08071f42 in ap_run_handler ()
#20 0x0807230d in ap_invoke_handler ()
#21 0x0807c92d in ap_internal_redirect ()
#22 0x2872bd34 in handler_redirect () from
/usr/local/libexec/apache22/mod_rewrite.so
#23 0x08071f42 in ap_run_handler ()
#24 0x0807230d in ap_invoke_handler ()
#25 0x0807cce9 in ap_process_request ()
#26 0x0807a8f1 in ap_process_http_connection ()
#27 0x080777e2 in ap_run_process_connection ()
#28 0x08080367 in child_main ()
#29 0x08080530 in make_child ()
#30 0x08080a73 in ap_mpm_run ()
#31 0x08061f40 in main ()
(gdb) list
80 mysql_free_result(res);
81 }
82 }
83 }
84 #endif
85 efree(S);
86 return 1;
87 }
88
89 static int pdo_mysql_stmt_execute(pdo_stmt_t *stmt TSRMLS_DC)
(gdb) print res
No symbol "res" in current context.
(gdb) frame 1
#1 0x2916bcbc in pdo_mysql_stmt_dtor (stmt=0x852bda0) at
/usr/ports/lang/php5/work/php-5.2.0/ext/pdo_mysql/mysql_statement.c:80
80 mysql_free_result(res);
(gdb) list
75 break;
76 }
77
78 res = mysql_store_result(S->H->server);
79 if (res) {
80 mysql_free_result(res);
81 }
82 }
83 }
84 #endif
(gdb) print res
No symbol "res" in current context.
(gdb) print S
$1 = (pdo_mysql_stmt *) 0x84ed090
(gdb) print S-H
No symbol "H" in current context.
(gdb) print S->H
$2 = (pdo_mysql_db_handle *) 0x84a3080
(gdb) print S->H->server
$3 = (MYSQL *) 0x5a5a5a5a
------------------------------------------------------------------------
[2006-11-14 16:13:46] [EMAIL PROTECTED]
Try this patch:
http://bb.prohost.org/patch/pdo_my.txt
------------------------------------------------------------------------
[2006-11-13 17:53:27] indeyets at gmail dot com
MySQL 5.0.21
reproduce code is difficult, as it happens inside of a very big CMS
the problem is temporarily solved for us, by commenting out this block:
http://cvs.php.net/viewcvs.cgi/php-src/ext/pdo_mysql/mysql_statement.c?r1=1.48.2.12&r2=1.48.2.13
------------------------------------------------------------------------
The remainder of the comments for this report are too long. To view
the rest of the comments, please view the bug report online at
http://bugs.php.net/39502
--
Edit this bug report at http://bugs.php.net/?id=39502&edit=1
