On 06/29/2018 09:25 AM, Geert Uytterhoeven wrote: > The RX FIFO timer may be armed when the port is shut down, hence the > timer function may still be called afterwards. > > Fix this race condition by deleting the timer during port shutdown. Will any of this make the qemu-system-sh4 serial console work again? Rob -- To unsubscribe from this list: send the line "unsubscribe linux-serial" in the body of a message to majordomo@xxxxxxxxxxxxxxx More majordomo info at http://vger.kernel.org/majordomo-info.html