Bug #75965 [NEW]: DateTimeZone object has not been correctly initialized after unserialization

From: ivan at podorozhny dot ru Operating system: Ubuntu 16.04.3 LTS 4.4.0-28-gene PHP version: 7.1.14 Package: *General Issues Bug Type: Bug Bug description:DateTimeZone object has not been correctly initialized after unserialization Description: ------------ PHP 7.1.6-1~ubuntu16.04.1+deb.sury.org+1 (cli) (built: Jun 9 2017 08:26:34) ( NTS ) Copyright (c) 1997-2017 The PHP Group Zend Engine v3.1.0, Copyright (c) 1998-2017 Zend Technologies with Zend OPcache v7.1.6-1~ubuntu16.04.1+deb.sury.org+1, Copyright (c) 1999-2017, by Zend Technologies with Xdebug v2.5.5, Copyright (c) 2002-2017, by Derick Rethans Test script: --------------- class Foobar implements \Serializable { /** @return string */ public function serialize(): string { return serialize(new \DateTimeZone('Europe/Andorra')); } /** @param string $serialized */ public function unserialize($serialized) { var_dump($serialized); var_dump(unserialize($serialized)->getName()); } } (new Foobar())->unserialize((new Foobar())->serialize()); var_dump(unserialize(serialize(new Foobar()))); Expected result: ---------------- The DateTimeZone object correct initialization Actual result: -------------- /tmp/test.php:14: string(86) "O:12:"DateTimeZone":2:{s:13:"timezone_type";i:3;s:8:"timezone";s:14:"Europe/Andorra";}" /tmp/test.php:15: string(14) "Europe/Andorra" /tmp/test.php:14: string(86) "O:12:"DateTimeZone":2:{s:13:"timezone_type";i:3;s:8:"timezone";s:14:"Europe/Andorra";}" PHP Warning: DateTimeZone::getName(): The DateTimeZone object has not been correctly initialized by its constructor in /tmp/test.php on line 15 PHP Stack trace: PHP 1. {main}() /tmp/test.php:0 PHP 2. unserialize() /tmp/test.php:20 PHP 3. Foobar->unserialize() /tmp/test.php:20 PHP 4. DateTimeZone->getName() /tmp/test.php:15 /tmp/test.php:15: bool(false) /tmp/test.php:20: class Foobar#1 (0) { } -- Edit bug report at https://bugs.php.net/bug.php?id=75965&edit=1 -- Try a snapshot (PHP 5.4): https://bugs.php.net/fix.php?id=75965&r=trysnapshot54 Try a snapshot (PHP 5.5): https://bugs.php.net/fix.php?id=75965&r=trysnapshot55 Try a snapshot (trunk): https://bugs.php.net/fix.php?id=75965&r=trysnapshottrunk Fixed in SVN: https://bugs.php.net/fix.php?id=75965&r=fixed Fixed in release: https://bugs.php.net/fix.php?id=75965&r=alreadyfixed Need backtrace: https://bugs.php.net/fix.php?id=75965&r=needtrace Need Reproduce Script: https://bugs.php.net/fix.php?id=75965&r=needscript Try newer version: https://bugs.php.net/fix.php?id=75965&r=oldversion Not developer issue: https://bugs.php.net/fix.php?id=75965&r=support Expected behavior: https://bugs.php.net/fix.php?id=75965&r=notwrong Not enough info: https://bugs.php.net/fix.php?id=75965&r=notenoughinfo Submitted twice: https://bugs.php.net/fix.php?id=75965&r=submittedtwice register_globals: https://bugs.php.net/fix.php?id=75965&r=globals PHP 4 support discontinued: https://bugs.php.net/fix.php?id=75965&r=php4 Daylight Savings: https://bugs.php.net/fix.php?id=75965&r=dst IIS Stability: https://bugs.php.net/fix.php?id=75965&r=isapi Install GNU Sed: https://bugs.php.net/fix.php?id=75965&r=gnused Floating point limitations: https://bugs.php.net/fix.php?id=75965&r=float No Zend Extensions: https://bugs.php.net/fix.php?id=75965&r=nozend MySQL Configuration Error: https://bugs.php.net/fix.php?id=75965&r=mysqlcfg