diff --git a/drivers/tty/serial/serial_core.c b/drivers/tty/serial/serial_core.c
index 35b9201db3b4bb8bcb9219259ec04c98fbab6250..0466f9f08a91388caa866bbecbaa51482eeda206 100644
--- a/drivers/tty/serial/serial_core.c
+++ b/drivers/tty/serial/serial_core.c
@@ -1786,6 +1786,8 @@ static void uart_line_info(struct seq_file *m, struct uart_driver *drv, int i)
 			seq_printf(m, " brk:%d", uport->icount.brk);
 		if (uport->icount.overrun)
 			seq_printf(m, " oe:%d", uport->icount.overrun);
+		if (uport->icount.buf_overrun)
+			seq_printf(m, " bo:%d", uport->icount.buf_overrun);
 
 #define INFOBIT(bit, str) \
 	if (uport->mctrl & (bit)) \