1 From php community:

     2 BUG: https://bugs.php.net/bug.php?id=68676

     3 CODE: http://git.php.net/?p=php-src.git;a=commit;h=24125f0f26f3787c006e4a51611ba33ee3b841cb

     4 Created for php 5.3 based on code from the community bug.

     5 

     6 

     7 --- php-5.3.29/Zend/zend_ts_hash.c_orig	2014-08-13 12:22:50.000000000 -0700

     8 +++ php-5.3.29/Zend/zend_ts_hash.c	2015-05-20 16:03:20.370320770 -0700

     9 @@ -151,7 +151,7 @@

    10  

    11  #ifdef ZTS

    12  	tsrm_mutex_free(ht->mx_reader);

    13 -	tsrm_mutex_free(ht->mx_reader);

    14 +	tsrm_mutex_free(ht->mx_writer);

    15  #endif

    16  }

    17