Bug #70583 [NEW]: mysqlnd drive generates: MySQL server has gone away additional to PDOException

From: s dot chernomorets at gmail dot com Operating system: linux PHP version: 5.6.13 Package: PDO MySQL Bug Type: Bug Bug description:mysqlnd drive generates: MySQL server has gone away additional to PDOException Description: ------------ In php 5.3 pdo-driver does not generate warnings for error "2006 MySQL server has gone away", but php 5.6.13 does even when PDO::ATTR_ERRMODE setted to PDO::ERRMODE_EXCEPTION Test script: --------------- # cat <<EOF >t.php <?php set_error_handler(function($e, $m) { echo "set_error_handler: $m; " ; var_dump($e); }, E_ALL & ~E_STRICT); $pdo = new PDO( 'mysql:host=localhost;port=3306', 'user', 'password' ); $pdo->setAttribute(PDO::ATTR_ERRMODE, PDO::ERRMODE_EXCEPTION); $s = $pdo->query('select CONNECTION_ID()'); echo "Connection id: ".$s->fetchColumn()."\n"; try { $pdo->query('select sleep(100)'); }catch(Exception $e) { echo "Exception: ".$e->getmessage(); //var_dump($e); } EOF # php t.php & Connection id: 610 # mysql -h localhost -e 'kill 610' # We kill mysql thread with id "610" from string "Connection id: 610" Expected result: ---------------- Exception: SQLSTATE[HY000]: General error: 2006 MySQL server has gone away Actual result: -------------- set_error_handler: PDO::query(): MySQL server has gone away; int(2) set_error_handler: PDO::query(): Error reading result set's header; int(2) Exception: SQLSTATE[HY000]: General error: 2006 MySQL server has gone away -- Edit bug report at https://bugs.php.net/bug.php?id=70583&edit=1 -- Try a snapshot (PHP 5.4): https://bugs.php.net/fix.php?id=70583&r=trysnapshot54 Try a snapshot (PHP 5.5): https://bugs.php.net/fix.php?id=70583&r=trysnapshot55 Try a snapshot (trunk): https://bugs.php.net/fix.php?id=70583&r=trysnapshottrunk Fixed in SVN: https://bugs.php.net/fix.php?id=70583&r=fixed Fixed in release: https://bugs.php.net/fix.php?id=70583&r=alreadyfixed Need backtrace: https://bugs.php.net/fix.php?id=70583&r=needtrace Need Reproduce Script: https://bugs.php.net/fix.php?id=70583&r=needscript Try newer version: https://bugs.php.net/fix.php?id=70583&r=oldversion Not developer issue: https://bugs.php.net/fix.php?id=70583&r=support Expected behavior: https://bugs.php.net/fix.php?id=70583&r=notwrong Not enough info: https://bugs.php.net/fix.php?id=70583&r=notenoughinfo Submitted twice: https://bugs.php.net/fix.php?id=70583&r=submittedtwice register_globals: https://bugs.php.net/fix.php?id=70583&r=globals PHP 4 support discontinued: https://bugs.php.net/fix.php?id=70583&r=php4 Daylight Savings: https://bugs.php.net/fix.php?id=70583&r=dst IIS Stability: https://bugs.php.net/fix.php?id=70583&r=isapi Install GNU Sed: https://bugs.php.net/fix.php?id=70583&r=gnused Floating point limitations: https://bugs.php.net/fix.php?id=70583&r=float No Zend Extensions: https://bugs.php.net/fix.php?id=70583&r=nozend MySQL Configuration Error: https://bugs.php.net/fix.php?id=70583&r=mysqlcfg