diff --git a/hypervisor/dm/vpci/ivshmem.c b/hypervisor/dm/vpci/ivshmem.c
index 9390a20f7..6efac61b4 100644
--- a/hypervisor/dm/vpci/ivshmem.c
+++ b/hypervisor/dm/vpci/ivshmem.c
@@ -180,6 +180,11 @@ static void create_ivshmem_device(struct pci_vdev *vdev)
 	}
 	spinlock_release(&ivshmem_dev_lock);
 	ASSERT((i < IVSHMEM_DEV_NUM), "failed to find and set ivshmem device");
+	/*
+	 * Clear ivshmem_device mmio to ensure the same initial
+	 * states after VM reboot.
+	 */
+	memset(&ivshmem_dev[i].mmio, 0U, sizeof(uint32_t) * 4);
 }
 
 /*
@@ -248,13 +253,11 @@ static void ivshmem_vbar_map(struct pci_vdev *vdev, uint32_t idx)
 {
 	struct acrn_vm *vm = vpci2vm(vdev->vpci);
 	struct pci_vbar *vbar = &vdev->vbars[idx];
-	struct ivshmem_device *ivs_dev = (struct ivshmem_device *) vdev->priv_data;
 
 	if ((idx == IVSHMEM_SHM_BAR) && (vbar->base_hpa != INVALID_HPA) && (vbar->base_gpa != 0UL)) {
 		ept_add_mr(vm, (uint64_t *)vm->arch_vm.nworld_eptp, vbar->base_hpa,
 				vbar->base_gpa, vbar->size, EPT_RD | EPT_WR | EPT_WB | EPT_IGNORE_PAT);
 	} else if ((idx == IVSHMEM_MMIO_BAR) && (vbar->base_gpa != 0UL)) {
-		(void)memset(&ivs_dev->mmio, 0U, sizeof(ivs_dev->mmio));
 		register_mmio_emulation_handler(vm, ivshmem_mmio_handler, vbar->base_gpa,
 				(vbar->base_gpa + vbar->size), vdev, false);
 		ept_del_mr(vm, (uint64_t *)vm->arch_vm.nworld_eptp, vbar->base_gpa, round_page_up(vbar->size));