Segfault in HEAD on Shutdown

CGI and CLI on Windows: LIBXML2! 00270be5() module_registry_cleanup(_zend_module_entry * 0x00d3b6c8, void * * * 0x00c92980) line 1332 + 28 bytes zend_hash_apply(_hashtable * 0x1032bac0 _module_registry, int (void *, void * * *)* 0x10154b10 module_registry_cleanup(_zend_module_entry *, void * * *), void * * * 0x00c92980) line 655 + 16 bytes zend_deactivate_modules(void * * * 0x00c92980) line 761 + 19 bytes php_request_shutdown(void * 0x00000000) line 1160 + 9 bytes main(int 1, char * * 0x00c92580) line 1589 + 8 bytes mainCRTStartup() line 338 + 17 bytes KERNEL32! 77e9847c()