diff --git a/block/blk-core.c b/block/blk-core.c
index 93f9152fc271..3a099c28a7b5 100644
--- a/block/blk-core.c
+++ b/block/blk-core.c
@@ -194,7 +194,7 @@ EXPORT_SYMBOL(blk_delay_queue);
  **/
 void blk_start_queue(struct request_queue *q)
 {
-	WARN_ON(!irqs_disabled());
+	WARN_ON(!in_interrupt() && !irqs_disabled());
 
 	queue_flag_clear(QUEUE_FLAG_STOPPED, q);
 	__blk_run_queue(q);