diff --git a/NEWS b/NEWS index e02d1b93083..cd4d3771360 100644 --- a/NEWS +++ b/NEWS @@ -29,6 +29,8 @@ PHP NEWS . Fixed bug #65665 (Exception not properly caught when opcache enabled). (Laruence) . Fixed bug #65510 (5.5.2 crashes in _get_zval_ptr_ptr_var). (Dmitry) + . Fixed issue #135 (segfault in interned strings if initial memory is too + low). (Julien) - SPL: . Fix bug #64782 (SplFileObject constructor make $context optional / give it diff --git a/ext/opcache/ZendAccelerator.c b/ext/opcache/ZendAccelerator.c index 827f047cd4f..7fdae6fc67e 100644 --- a/ext/opcache/ZendAccelerator.c +++ b/ext/opcache/ZendAccelerator.c @@ -2407,14 +2407,14 @@ static inline int accel_find_sapi(TSRMLS_D) return FAILURE; } -static void zend_accel_init_shm(TSRMLS_D) +static int zend_accel_init_shm(TSRMLS_D) { zend_shared_alloc_lock(TSRMLS_C); accel_shared_globals = zend_shared_alloc(sizeof(zend_accel_shared_globals)); if (!accel_shared_globals) { zend_accel_error(ACCEL_LOG_FATAL, "Insufficient shared memory!"); - return; + return FAILURE; } ZSMMG(app_shared_globals) = accel_shared_globals; @@ -2429,7 +2429,8 @@ static void zend_accel_init_shm(TSRMLS_D) ZCSG(interned_strings).arBuckets = zend_shared_alloc(ZCSG(interned_strings).nTableSize * sizeof(Bucket *)); ZCSG(interned_strings_start) = zend_shared_alloc((ZCG(accel_directives).interned_strings_buffer * 1024 * 1024)); if (!ZCSG(interned_strings).arBuckets || !ZCSG(interned_strings_start)) { - zend_error(E_ERROR, ACCELERATOR_PRODUCT_NAME " cannot allocate buffer for interned strings"); + zend_accel_error(ACCEL_LOG_FATAL, ACCELERATOR_PRODUCT_NAME " cannot allocate buffer for interned strings"); + return FAILURE; } ZCSG(interned_strings_end) = ZCSG(interned_strings_start) + (ZCG(accel_directives).interned_strings_buffer * 1024 * 1024); ZCSG(interned_strings_top) = ZCSG(interned_strings_start); @@ -2468,6 +2469,8 @@ static void zend_accel_init_shm(TSRMLS_D) ZCSG(restart_in_progress) = 0; zend_shared_alloc_unlock(TSRMLS_C); + + return SUCCESS; } static void accel_globals_ctor(zend_accel_globals *accel_globals TSRMLS_DC) @@ -2525,7 +2528,10 @@ static int accel_startup(zend_extension *extension) /********************************************/ switch (zend_shared_alloc_startup(ZCG(accel_directives).memory_consumption)) { case ALLOC_SUCCESS: - zend_accel_init_shm(TSRMLS_C); + if (zend_accel_init_shm(TSRMLS_C) == FAILURE) { + accel_startup_ok = 0; + return FAILURE; + } break; case ALLOC_FAILURE: accel_startup_ok = 0;