Bug #79693 [Com]: Segmentation fault with preload of laminas-uri\laminas-validator

From: Date: Fri, 12 Jun 2020 22:16:52 +0000
Subject: Bug #79693 [Com]: Segmentation fault with preload of laminas-uri\laminas-validator
References: 1  Groups: php.bugs 
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Edit report at https://bugs.php.net/bug.php?id=79693&edit=1

 ID:                 79693
 Comment by:         maposov at adobe dot com
 Reported by:        maposov at adobe dot com
 Summary:            Segmentation fault with preload of
                     laminas-uri\laminas-validator
 Status:             Open
 Type:               Bug
 Package:            opcache
 Operating System:   MacOS Mojave 10.14.6
 PHP Version:        7.4.7
 Block user comment: N
 Private report:     N

 New Comment:

Just in time! :)
Did not have upgrade for to 7.4.7 yesterday for Mac.
I can confirm that I could not reproduce it with 7.4.7 on Mac and php:7.4.7-fpm docker


Previous Comments:
------------------------------------------------------------------------
[2020-06-12 07:30:43] nikic@php.net

Just to double check, this does also occur on 7.4.7, not just 7.4.6? I remember fixing something
that sounds very related (especially to the use of "static").

------------------------------------------------------------------------
[2020-06-11 23:58:16] maposov at adobe dot com

Description:
------------
Nginx + php-fpm
Reproduced with 7.4.5 and 7.4.6

Get segmentation fault with preloading of certain classes from laminas. That was detected as part of
bigger project. Here is short way to reproduce it:

- include laminas-uri\laminas-validator in your project
        "name": "laminas/laminas-validator",
        "version": "2.13.4",
        "name": "laminas/laminas-uri",
        "version": "2.7.1",

- add following to preload:
     100501 => '/path/vendor/laminas/laminas-uri/src/UriInterface.php',
     100502 => '/path/vendor/laminas/laminas-uri/src/Uri.php',
     100503 =>
'/path/vendor/laminas/laminas-validator/src/Translator/TranslatorAwareInterface.php',
     100504 => '/path/vendor/laminas/laminas-validator/src/ValidatorInterface.php',
     100505 => '/path/vendor/laminas/laminas-validator/src/AbstractValidator.php',
     100506 => '/path/vendor/laminas/laminas-validator/src/Ip.php',
     100507 => '/path/vendor/laminas/laminas-uri/src/Http.php',

- add following to index.php
     $http = new \Laminas\Uri\Http();
     $http->setHost("test");
- open index.php in browser

Notes:
removing 'static' from "static $regex = '/^\[.*\]$/';"
(vendor/laminas/laminas-uri/src/Uri.php:1201) makes php-fpm working

Expected result:
----------------
php-fpm continue to work

Actual result:
--------------
WARNING: [pool www] child 32757 exited on signal 11 (SIGSEGV) after 11.794965 seconds from start
NOTICE: [pool www] child 32784 started


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



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Edit this bug report at https://bugs.php.net/bug.php?id=79693&edit=1


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