diff --git a/cloud/disk_manager/internal/pkg/services/pools/storage/consistency_check.go b/cloud/disk_manager/internal/pkg/services/pools/storage/consistency_check.go
index 1b87b3c5d15..d3fc8e5bc8a 100644
--- a/cloud/disk_manager/internal/pkg/services/pools/storage/consistency_check.go
+++ b/cloud/disk_manager/internal/pkg/services/pools/storage/consistency_check.go
@@ -226,6 +226,9 @@ func (s *storageYDB) checkBaseDiskSlotReleased(
 	defer tx.Rollback(ctx)
 
 	slot, err := s.getAcquiredSlot(ctx, tx, overlayDiskID)
+	if err != nil {
+		return err
+	}
 	if slot == nil {
 		return tx.Commit(ctx)
 	}