diff --git a/modules/cas_cache/threads.c b/modules/cas_cache/threads.c
index 6f3b7d9..7951f9b 100644
--- a/modules/cas_cache/threads.c
+++ b/modules/cas_cache/threads.c
@@ -1,6 +1,6 @@
 /*
 * Copyright(c) 2012-2022 Intel Corporation
-* Copyright(c) 2024 Huawei Technologies
+* Copyright(c) 2024-2025 Huawei Technologies
 * SPDX-License-Identifier: BSD-3-Clause
 */
 
@@ -73,6 +73,7 @@ static int _cas_cleaner_thread(void *data)
 	struct cache_priv *cache_priv = ocf_cache_get_priv(cache);
 	struct cas_thread_info *info;
 	uint32_t ms;
+	ocf_queue_t queue;
 
 	BUG_ON(!c);
 
@@ -94,7 +95,10 @@ static int _cas_cleaner_thread(void *data)
 
 		atomic_set(&info->kicked, 0);
 		init_completion(&info->sync_compl);
-		ocf_cleaner_run(c, cache_priv->io_queues[smp_processor_id()]);
+		get_cpu();
+		queue = cache_priv->io_queues[smp_processor_id()];
+		put_cpu();
+		ocf_cleaner_run(c, queue);
 		wait_for_completion(&info->sync_compl);
 
 		/*
diff --git a/modules/cas_cache/utils/utils_rpool.c b/modules/cas_cache/utils/utils_rpool.c
index a7e058f..d957048 100644
--- a/modules/cas_cache/utils/utils_rpool.c
+++ b/modules/cas_cache/utils/utils_rpool.c
@@ -1,6 +1,6 @@
 /*
 * Copyright(c) 2012-2022 Intel Corporation
-* Copyright(c) 2024 Huawei Technologies
+* Copyright(c) 2024-2025 Huawei Technologies
 * SPDX-License-Identifier: BSD-3-Clause
 */
 
@@ -208,9 +208,13 @@ void *cas_rpool_try_get(struct cas_reserve_pool *rpool_master, int *cpu)
 
 	CAS_DEBUG_TRACE();
 
+	get_cpu();
+
 	*cpu = smp_processor_id();
 	current_rpool = &rpool_master->rpools[*cpu];
 
+	put_cpu();
+
 	spin_lock_irqsave(&current_rpool->lock, flags);
 
 	if (!list_empty(&current_rpool->list)) {
diff --git a/modules/cas_cache/volume/vol_block_dev_top.c b/modules/cas_cache/volume/vol_block_dev_top.c
index 5be0f3c..d4d84b3 100644
--- a/modules/cas_cache/volume/vol_block_dev_top.c
+++ b/modules/cas_cache/volume/vol_block_dev_top.c
@@ -248,12 +248,16 @@ static int blkdev_handle_data_single(struct bd_object *bvol, struct bio *bio,
 {
 	ocf_cache_t cache = ocf_volume_get_cache(bvol->front_volume);
 	struct cache_priv *cache_priv = ocf_cache_get_priv(cache);
-	ocf_queue_t queue = cache_priv->io_queues[smp_processor_id()];
+	ocf_queue_t queue;
 	ocf_io_t io;
 	struct blk_data *data;
 	uint64_t flags = CAS_BIO_OP_FLAGS(bio);
 	int ret;
 
+	get_cpu();
+	queue = cache_priv->io_queues[smp_processor_id()];
+	put_cpu();
+
 	data = cas_alloc_blk_data(bio_segments(bio), GFP_NOIO);
 	if (!data) {
 		CAS_PRINT_RL(KERN_CRIT "BIO data vector allocation error\n");
@@ -363,9 +367,13 @@ static void blkdev_handle_discard(struct bd_object *bvol, struct bio *bio)
 {
 	ocf_cache_t cache = ocf_volume_get_cache(bvol->front_volume);
 	struct cache_priv *cache_priv = ocf_cache_get_priv(cache);
-	ocf_queue_t queue = cache_priv->io_queues[smp_processor_id()];
+	ocf_queue_t queue;
 	ocf_io_t io;
 
+	get_cpu();
+	queue = cache_priv->io_queues[smp_processor_id()];
+	put_cpu();
+
 	io = ocf_volume_new_io(bvol->front_volume, queue,
 			CAS_BIO_BISECTOR(bio) << SECTOR_SHIFT,
 			CAS_BIO_BISIZE(bio), OCF_WRITE, 0, 0);
@@ -411,9 +419,13 @@ static void blkdev_handle_flush(struct bd_object *bvol, struct bio *bio)
 {
 	ocf_cache_t cache = ocf_volume_get_cache(bvol->front_volume);
 	struct cache_priv *cache_priv = ocf_cache_get_priv(cache);
-	ocf_queue_t queue = cache_priv->io_queues[smp_processor_id()];
+	ocf_queue_t queue;
 	ocf_io_t io;
 
+	get_cpu();
+	queue = cache_priv->io_queues[smp_processor_id()];
+	put_cpu();
+
 	io = ocf_volume_new_io(bvol->front_volume, queue, 0, 0, OCF_WRITE, 0,
 			CAS_SET_FLUSH(0));
 	if (!io) {