diff --git a/components/ethernet/Kconfig b/components/ethernet/Kconfig
index 5808c525d..c91ad5d57 100644
--- a/components/ethernet/Kconfig
+++ b/components/ethernet/Kconfig
@@ -50,4 +50,11 @@ config EMAC_TASK_PRIORITY
     help
         Ethernet MAC task priority.
 
+config EMAC_TASK_STACK_SIZE
+    int "Stack Size of EMAC Task"
+    default 3072
+    range 2000 8000
+    help
+        Stack Size of Ethernet MAC task.
+
 endmenu
diff --git a/components/ethernet/emac_common.h b/components/ethernet/emac_common.h
index 4b20c6aca..c86277383 100644
--- a/components/ethernet/emac_common.h
+++ b/components/ethernet/emac_common.h
@@ -106,6 +106,7 @@ struct emac_close_cmd {
 #define DMA_RX_BUF_NUM CONFIG_DMA_RX_BUF_NUM
 #define DMA_TX_BUF_NUM CONFIG_DMA_TX_BUF_NUM
 #define EMAC_TASK_PRIORITY CONFIG_EMAC_TASK_PRIORITY
+#define EMAC_TASK_STACK_SIZE  CONFIG_EMAC_TASK_STACK_SIZE
 
 #define DMA_RX_BUF_SIZE 1600
 #define DMA_TX_BUF_SIZE 1600
diff --git a/components/ethernet/emac_main.c b/components/ethernet/emac_main.c
index 042e2de1f..5a0b38891 100644
--- a/components/ethernet/emac_main.c
+++ b/components/ethernet/emac_main.c
@@ -816,6 +816,7 @@ static void emac_start(void *param)
     emac_enable_clk(true);
 
     emac_reset();
+    emac_dma_init();
 
     emac_set_macaddr_reg();
 
@@ -1155,8 +1156,8 @@ esp_err_t esp_eth_init_internal(eth_config_t *config)
     emac_rx_xMutex = xSemaphoreCreateRecursiveMutex();
     emac_tx_xMutex = xSemaphoreCreateRecursiveMutex();
     emac_xqueue = xQueueCreate(EMAC_EVT_QNUM, sizeof(emac_event_t));
-    xTaskCreate(emac_task, "emacT", 2048, NULL, EMAC_TASK_PRIORITY,
-                &emac_task_hdl);
+    xTaskCreate(emac_task, "emacT", EMAC_TASK_STACK_SIZE, NULL,
+                EMAC_TASK_PRIORITY, &emac_task_hdl);
 
     emac_enable_clk(false);
     esp_intr_alloc(ETS_ETH_MAC_INTR_SOURCE, 0, emac_process_intr, NULL, NULL);