#42075 [NEW]: pdo_oci crash (with persistent connection) when couldn't connect to db

From: Date: Mon, 23 Jul 2007 06:57:36 +0000
Subject: #42075 [NEW]: pdo_oci crash (with persistent connection) when couldn't connect to db
Groups: php.bugs 
Request: Send a blank email to php-bugs+get-115329@lists.php.net to get a copy of this message
From:             romande at gmail dot com
Operating system: linux (2.4.21-49.EL)
PHP version:      5.2.3
PHP Bug Type:     PDO related
Bug description:  pdo_oci crash (with persistent connection) when couldn't connect to db

Description:
------------
pdo_oci crash when trying to connect to db with bad instance name/or user
name/ or password, or db is down.



Reproduce code:
---------------
make $db to point to not existing db instance/to db which is down

include("config.inc");
    try{
      $this->conn = new PDO($db, $db_username,$db_password, 
			    array(PDO::ATTR_PERSISTENT => true));
    }catch (PDOException $e)
    {
    	include("config.inc");
		$logger =  &Log::singleton('file', $file, 'DBManager.php', $conf,
$logLevel);
		$logger->log("Failed connecting to DB: ".$e->getMessage(),
PEAR_LOG_ERR);
	//	$logger->log("DB error. Continuing without DB.", PEAR_LOG_INFO);
    }

Expected result:
----------------
It's expected that "catch" statement will catch the exception

Actual result:
--------------
script crashes with message in apache log:

*** glibc detected *** free(): invalid pointer: 0xb71e6ec4 ***
[Mon Jul 23 09:08:17 2007] [notice] child pid 7065 exit signal Aborted (6)

-- 
Edit bug report at http://bugs.php.net/?id=42075&edit=1
-- 
Try a CVS snapshot (PHP 4.4): http://bugs.php.net/fix.php?id=42075&r=trysnapshot44
Try a CVS snapshot (PHP 5.2): http://bugs.php.net/fix.php?id=42075&r=trysnapshot52
Try a CVS snapshot (PHP 6.0): http://bugs.php.net/fix.php?id=42075&r=trysnapshot60
Fixed in CVS:                 http://bugs.php.net/fix.php?id=42075&r=fixedcvs
Fixed in release:             http://bugs.php.net/fix.php?id=42075&r=alreadyfixed
Need backtrace:               http://bugs.php.net/fix.php?id=42075&r=needtrace
Need Reproduce Script:        http://bugs.php.net/fix.php?id=42075&r=needscript
Try newer version:            http://bugs.php.net/fix.php?id=42075&r=oldversion
Not developer issue:          http://bugs.php.net/fix.php?id=42075&r=support
Expected behavior:            http://bugs.php.net/fix.php?id=42075&r=notwrong
Not enough info:              http://bugs.php.net/fix.php?id=42075&r=notenoughinfo
Submitted twice:              http://bugs.php.net/fix.php?id=42075&r=submittedtwice
register_globals:             http://bugs.php.net/fix.php?id=42075&r=globals
PHP 3 support discontinued:   http://bugs.php.net/fix.php?id=42075&r=php3
Daylight Savings:             http://bugs.php.net/fix.php?id=42075&r=dst
IIS Stability:                http://bugs.php.net/fix.php?id=42075&r=isapi
Install GNU Sed:              http://bugs.php.net/fix.php?id=42075&r=gnused
Floating point limitations:   http://bugs.php.net/fix.php?id=42075&r=float
No Zend Extensions:           http://bugs.php.net/fix.php?id=42075&r=nozend
MySQL Configuration Error:    http://bugs.php.net/fix.php?id=42075&r=mysqlcfg


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