diff --git a/drivers/gpu/drm/amd/display/amdgpu_dm/tests/amdgpu_dm_irq_test.c b/drivers/gpu/drm/amd/display/amdgpu_dm/tests/amdgpu_dm_irq_test.c
index 13beaeb34de1..6e599657dac1 100644
--- a/drivers/gpu/drm/amd/display/amdgpu_dm/tests/amdgpu_dm_irq_test.c
+++ b/drivers/gpu/drm/amd/display/amdgpu_dm/tests/amdgpu_dm_irq_test.c
@@ -480,6 +480,9 @@ static void dm_test_crtc_list_del(void *data)
 {
 	struct amdgpu_crtc *acrtc = data;
 
+	if (acrtc->base.dev && drm_dev_has_vblank(acrtc->base.dev))
+		drm_crtc_vblank_off(&acrtc->base);
+
 	list_del_init(&acrtc->base.head);
 }