diff --git a/fs/btrfs/check-integrity.c b/fs/btrfs/check-integrity.c
index 81a9731959a9..0b52ab4cb964 100644
--- a/fs/btrfs/check-integrity.c
+++ b/fs/btrfs/check-integrity.c
@@ -940,7 +940,7 @@ static void btrfsic_stack_frame_free(struct btrfsic_stack_frame *sf)
 	kfree(sf);
 }
 
-static int btrfsic_process_metablock(
+static noinline_for_stack int btrfsic_process_metablock(
 		struct btrfsic_state *state,
 		struct btrfsic_block *const first_block,
 		struct btrfsic_block_data_ctx *const first_block_ctx,
@@ -1706,8 +1706,9 @@ static void btrfsic_dump_database(struct btrfsic_state *state)
  * Test whether the disk block contains a tree block (leaf or node)
  * (note that this test fails for the super block)
  */
-static int btrfsic_test_for_metadata(struct btrfsic_state *state,
-				     char **datav, unsigned int num_pages)
+static noinline_for_stack int btrfsic_test_for_metadata(
+		struct btrfsic_state *state,
+		char **datav, unsigned int num_pages)
 {
 	struct btrfs_fs_info *fs_info = state->fs_info;
 	SHASH_DESC_ON_STACK(shash, fs_info->csum_shash);