On Mon, 17 Jul 2023 12:06:38 +0800 Matt Johnston wrote:

+	dev_net_set(ndev, current->nsproxy->net_ns);

This is a bit odd, we may have missed similar code in earlier mctp
drivers. Are you actually making use of auto-assigning netns?

+	mbus->tx_thread = kthread_create(mctp_i3c_tx_thread, mbus,
+					 "%s/tx", ndev->name);
+	if (IS_ERR(mbus->tx_thread)) {
+		dev_warn(&ndev->dev, "Error creating thread: %pe\n",
+			mbus->tx_thread);
+		rc = PTR_ERR(mbus->tx_thread);
+		mbus->tx_thread = NULL;
+		goto err;
+	}
+	wake_up_process(mbus->tx_thread);

kthread_run()