diff --git a/drivers/gpu/nvgpu/gk20a/as_gk20a.c b/drivers/gpu/nvgpu/gk20a/as_gk20a.c
index 1a1ca8ffd..a1031b95e 100644
--- a/drivers/gpu/nvgpu/gk20a/as_gk20a.c
+++ b/drivers/gpu/nvgpu/gk20a/as_gk20a.c
@@ -280,7 +280,7 @@ long gk20a_as_dev_ioctl(struct file *filp, unsigned int cmd, unsigned long arg)
 				(struct nvhost_as_unmap_buffer_args *)buf);
 		break;
 	default:
-		dev_err(dev_from_gk20a(g), "unrecognized as ioctl: 0x%x", cmd);
+		dev_dbg(dev_from_gk20a(g), "unrecognized as ioctl: 0x%x", cmd);
 		err = -ENOTTY;
 		break;
 	}
diff --git a/drivers/gpu/nvgpu/gk20a/channel_gk20a.c b/drivers/gpu/nvgpu/gk20a/channel_gk20a.c
index 2c6013c8d..39a37f6fb 100644
--- a/drivers/gpu/nvgpu/gk20a/channel_gk20a.c
+++ b/drivers/gpu/nvgpu/gk20a/channel_gk20a.c
@@ -2436,7 +2436,7 @@ long gk20a_channel_ioctl(struct file *filp,
 			   (struct nvhost_channel_events_ctrl_args *)buf);
 		break;
 	default:
-		dev_err(&dev->dev, "unrecognized ioctl cmd: 0x%x", cmd);
+		dev_dbg(&dev->dev, "unrecognized ioctl cmd: 0x%x", cmd);
 		err = -ENOTTY;
 		break;
 	}
diff --git a/drivers/gpu/nvgpu/gk20a/ctrl_gk20a.c b/drivers/gpu/nvgpu/gk20a/ctrl_gk20a.c
index 18627f3e9..b196e3300 100644
--- a/drivers/gpu/nvgpu/gk20a/ctrl_gk20a.c
+++ b/drivers/gpu/nvgpu/gk20a/ctrl_gk20a.c
@@ -309,7 +309,7 @@ long gk20a_ctrl_dev_ioctl(struct file *filp, unsigned int cmd, unsigned long arg
 			(struct nvhost_gpu_mark_compressible_write_args *)buf);
 		break;
 	default:
-		gk20a_err(dev_from_gk20a(g), "unrecognized gpu ioctl cmd: 0x%x", cmd);
+		dev_dbg(dev_from_gk20a(g), "unrecognized gpu ioctl cmd: 0x%x", cmd);
 		err = -ENOTTY;
 		break;
 	}
diff --git a/drivers/gpu/nvgpu/gk20a/dbg_gpu_gk20a.c b/drivers/gpu/nvgpu/gk20a/dbg_gpu_gk20a.c
index 5464b88a6..686987c09 100644
--- a/drivers/gpu/nvgpu/gk20a/dbg_gpu_gk20a.c
+++ b/drivers/gpu/nvgpu/gk20a/dbg_gpu_gk20a.c
@@ -419,7 +419,7 @@ long gk20a_dbg_gpu_dev_ioctl(struct file *filp, unsigned int cmd,
 		break;
 
 	default:
-		gk20a_err(dev_from_gk20a(g),
+		dev_dbg(dev_from_gk20a(g),
 			   "unrecognized dbg gpu ioctl cmd: 0x%x",
 			   cmd);
 		err = -ENOTTY;