diff --git a/block/bfq-iosched.c b/block/bfq-iosched.c
index 5f477501bb3d0e..b33be928d164fe 100644
--- a/block/bfq-iosched.c
+++ b/block/bfq-iosched.c
@@ -2251,9 +2251,14 @@ static void bfq_request_merged(struct request_queue *q, struct request *req,
 	    blk_rq_pos(container_of(rb_prev(&req->rb_node),
 				    struct request, rb_node))) {
 		struct bfq_queue *bfqq = bfq_init_rq(req);
-		struct bfq_data *bfqd = bfqq->bfqd;
+		struct bfq_data *bfqd;
 		struct request *prev, *next_rq;
 
+		if (!bfqq)
+			return;
+
+		bfqd = bfqq->bfqd;
+
 		/* Reposition request in its sort_list */
 		elv_rb_del(&bfqq->sort_list, req);
 		elv_rb_add(&bfqq->sort_list, req);
@@ -2300,6 +2305,9 @@ static void bfq_requests_merged(struct request_queue *q, struct request *rq,
 	struct bfq_queue *bfqq = bfq_init_rq(rq),
 		*next_bfqq = bfq_init_rq(next);
 
+	if (!bfqq)
+		return;
+
 	/*
 	 * If next and rq belong to the same bfq_queue and next is older
 	 * than rq, then reposition rq in the fifo (by substituting next
@@ -5454,12 +5462,12 @@ static void bfq_insert_request(struct blk_mq_hw_ctx *hctx, struct request *rq,
 
 	spin_lock_irq(&bfqd->lock);
 	bfqq = bfq_init_rq(rq);
-	if (at_head || blk_rq_is_passthrough(rq)) {
+	if (!bfqq || at_head || blk_rq_is_passthrough(rq)) {
 		if (at_head)
 			list_add(&rq->queuelist, &bfqd->dispatch);
 		else
 			list_add_tail(&rq->queuelist, &bfqd->dispatch);
-	} else { /* bfqq is assumed to be non null here */
+	} else {
 		idle_timer_disabled = __bfq_insert_request(bfqd, rq);
 		/*
 		 * Update bfqq, because, if a queue merge has occurred