[PHP-BUG] Bug #71192 [NEW]: Segfault on Shutdown

From:             michael at currinda dot com
Operating system: Ubuntu Precise
PHP version:      7.0.1
Package:          Reproducible crash
Bug Type:         Bug
Bug description:Segfault on Shutdown

Description:
------------
Segfault on shutdown, not sure what script is causing this but getting
reports of unclean exits from browsers.

Compiled with:

'./configure' \
'--prefix=/usr/local' \
'--with-libdir=/lib/x86_64-linux-gnu' \
'--with-mysqli' \
'--enable-fpm' \
'--with-readline' \
'--with-pdo_mysql' \
'--with-curl' \
'--enable-pcntl' \
'--enable-mbstring' \
'--enable-debug' \
'--with-zlib' \
'--with-pdo' \
'--enable-so' \
'--with-mcrypt' \
'--with-gd' \
'--enable-gd-native-ttf' \
'--with-openssl' \
'--with-png-dir=/usr' \
'--with-jpeg-dir=/usr' \
'--with-freetype-dir=usr' \
'--with-ttf' \
'--with-exif' \
'--enable-bcmath' \

also has PECL YAML extension installed.



Expected result:
----------------
Clean shutdown

Actual result:
--------------
#0  0x000000000096df76 in zend_mm_find_leaks_small (p=0x7f562a200000,
i=509, j=38, leak=0x7fffa6a43b40)
    at /home/ubuntu/php-7.0.1/Zend/zend_alloc.c:1996
#1  0x000000000096e0e3 in zend_mm_find_leaks (heap=0x7f562b800040,
p=0x7f562a200000, i=509, leak=0x7fffa6a43b40)
    at /home/ubuntu/php-7.0.1/Zend/zend_alloc.c:2024
#2  0x000000000096e5ca in zend_mm_check_leaks (heap=0x7f562b800040) at
/home/ubuntu/php-7.0.1/Zend/zend_alloc.c:2128
#3  0x000000000096e88a in zend_mm_shutdown (heap=0x7f562b800040, full=0,
silent=0) at /home/ubuntu/php-7.0.1/Zend/zend_alloc.c:2193
#4  0x000000000096f6f9 in shutdown_memory_manager (silent=0,
full_shutdown=0) at /home/ubuntu/php-7.0.1/Zend/zend_alloc.c:2629
#5  0x000000000090e8a5 in php_request_shutdown (dummy=0x0) at
/home/ubuntu/php-7.0.1/main/main.c:1833
#6  0x0000000000a71239 in main (argc=6, argv=0x7fffa6a442c8) at
/home/ubuntu/php-7.0.1/sapi/fpm/fpm/fpm_main.c:1972

-- 
Edit bug report at https://bugs.php.net/bug.php?id=71192&edit=1
-- 
Try a snapshot (PHP 5.4):   https://bugs.php.net/fix.php?id=71192&r=trysnapshot54
Try a snapshot (PHP 5.5):   https://bugs.php.net/fix.php?id=71192&r=trysnapshot55
Try a snapshot (trunk):     https://bugs.php.net/fix.php?id=71192&r=trysnapshottrunk
Fixed in SVN:               https://bugs.php.net/fix.php?id=71192&r=fixed
Fixed in release:           https://bugs.php.net/fix.php?id=71192&r=alreadyfixed
Need backtrace:             https://bugs.php.net/fix.php?id=71192&r=needtrace
Need Reproduce Script:      https://bugs.php.net/fix.php?id=71192&r=needscript
Try newer version:          https://bugs.php.net/fix.php?id=71192&r=oldversion
Not developer issue:        https://bugs.php.net/fix.php?id=71192&r=support
Expected behavior:          https://bugs.php.net/fix.php?id=71192&r=notwrong
Not enough info:            https://bugs.php.net/fix.php?id=71192&r=notenoughinfo
Submitted twice:            https://bugs.php.net/fix.php?id=71192&r=submittedtwice
register_globals:           https://bugs.php.net/fix.php?id=71192&r=globals
PHP 4 support discontinued: https://bugs.php.net/fix.php?id=71192&r=php4
Daylight Savings:           https://bugs.php.net/fix.php?id=71192&r=dst
IIS Stability:              https://bugs.php.net/fix.php?id=71192&r=isapi
Install GNU Sed:            https://bugs.php.net/fix.php?id=71192&r=gnused
Floating point limitations: https://bugs.php.net/fix.php?id=71192&r=float
No Zend Extensions:         https://bugs.php.net/fix.php?id=71192&r=nozend
MySQL Configuration Error:  https://bugs.php.net/fix.php?id=71192&r=mysqlcfg