diff --git a/kernel/printk/printk.c b/kernel/printk/printk.c
index f817dfb4852d..e23357002648 100644
--- a/kernel/printk/printk.c
+++ b/kernel/printk/printk.c
@@ -3326,7 +3326,7 @@ static void wake_up_klogd_work_func(struct irq_work *irq_work)
 	}
 
 	if (pending & PRINTK_PENDING_WAKEUP)
-		wake_up_interruptible(&log_wait);
+		wake_up_interruptible_all(&log_wait);
 }
 
 static DEFINE_PER_CPU(struct irq_work, wake_up_klogd_work) =