diff --git a/ydb/core/blobstorage/vdisk/hullop/blobstorage_hullcompact.h b/ydb/core/blobstorage/vdisk/hullop/blobstorage_hullcompact.h
index 7485638d890b..c9e7af000394 100644
--- a/ydb/core/blobstorage/vdisk/hullop/blobstorage_hullcompact.h
+++ b/ydb/core/blobstorage/vdisk/hullop/blobstorage_hullcompact.h
@@ -167,7 +167,9 @@ namespace NKikimr {
         // the same logic for every yard response: apply response and restart main cycle
         void HandleYardResponse(NPDisk::TEvChunkReadResult::TPtr& ev, const TActorContext &ctx) {
             --PendingResponses;
-            HullCtx->VCtx->CostTracker->CountPDiskResponse();
+            if (HullCtx->VCtx->CostTracker) {
+                HullCtx->VCtx->CostTracker->CountPDiskResponse();
+            }
             if (ev->Get()->Status != NKikimrProto::CORRUPTED) {
                 CHECK_PDISK_RESPONSE(HullCtx->VCtx, ev, ctx);
             }
@@ -200,7 +202,9 @@ namespace NKikimr {
 
         void HandleYardResponse(NPDisk::TEvChunkWriteResult::TPtr& ev, const TActorContext &ctx) {
             --PendingResponses;
-            HullCtx->VCtx->CostTracker->CountPDiskResponse();
+            if (HullCtx->VCtx->CostTracker) {
+                HullCtx->VCtx->CostTracker->CountPDiskResponse();
+            }
             CHECK_PDISK_RESPONSE(HullCtx->VCtx, ev, ctx);
             if (FinalizeIfAborting(ctx)) {
                 return;
diff --git a/ydb/core/blobstorage/vdisk/scrub/scrub_actor_pdisk.cpp b/ydb/core/blobstorage/vdisk/scrub/scrub_actor_pdisk.cpp
index e477ce788fc8..22e93924194c 100644
--- a/ydb/core/blobstorage/vdisk/scrub/scrub_actor_pdisk.cpp
+++ b/ydb/core/blobstorage/vdisk/scrub/scrub_actor_pdisk.cpp
@@ -11,7 +11,9 @@ namespace NKikimr {
         Send(ScrubCtx->PDiskCtx->PDiskId, msg.release());
         CurrentState = TStringBuilder() << "reading data from " << part.ToString();
         auto res = WaitForPDiskEvent<NPDisk::TEvChunkReadResult>();
-        ScrubCtx->VCtx->CostTracker->CountPDiskResponse();
+        if (ScrubCtx->VCtx->CostTracker) {
+            ScrubCtx->VCtx->CostTracker->CountPDiskResponse();
+        }
         auto *m = res->Get();
         Y_VERIFY_S(m->Status == NKikimrProto::OK || m->Status == NKikimrProto::CORRUPTED,
             "Status# " << NKikimrProto::EReplyStatus_Name(m->Status));
@@ -42,7 +44,9 @@ namespace NKikimr {
         Send(ScrubCtx->PDiskCtx->PDiskId, msg.release());
         CurrentState = TStringBuilder() << "writing index to " << part.ToString();
         auto res = WaitForPDiskEvent<NPDisk::TEvChunkWriteResult>();
-        ScrubCtx->VCtx->CostTracker->CountPDiskResponse();
+        if (ScrubCtx->VCtx->CostTracker) {
+            ScrubCtx->VCtx->CostTracker->CountPDiskResponse();
+        }
         Y_ABORT_UNLESS(res->Get()->Status == NKikimrProto::OK); // FIXME: good logic
     }
 
diff --git a/ydb/core/blobstorage/vdisk/skeleton/blobstorage_skeletonfront.cpp b/ydb/core/blobstorage/vdisk/skeleton/blobstorage_skeletonfront.cpp
index 88eb8708e636..b86813b1e12f 100644
--- a/ydb/core/blobstorage/vdisk/skeleton/blobstorage_skeletonfront.cpp
+++ b/ydb/core/blobstorage/vdisk/skeleton/blobstorage_skeletonfront.cpp
@@ -1259,10 +1259,14 @@ namespace NKikimr {
                 } else {
                     if (clientId.GetType() == NBackpressure::EQueueClientType::DSProxy) {
                         CostGroup.SkeletonFrontUserCostNs() += cost;
-                        VCtx->CostTracker->CountUserCost(advancedCost);
+                        if (VCtx->CostTracker) {
+                            VCtx->CostTracker->CountUserCost(advancedCost);
+                        }
                     } else {
                         CostGroup.SkeletonFrontInternalCostNs() += cost;
-                        VCtx->CostTracker->CountInternalCost(advancedCost);
+                        if (VCtx->CostTracker) {
+                            VCtx->CostTracker->CountInternalCost(advancedCost);
+                        }
                     }
                 }
             }
@@ -1609,7 +1613,9 @@ namespace NKikimr {
             extQueue.Completed(ctx, msgCtx, event);
             TIntQueueClass &intQueue = GetIntQueue(msgCtx.IntQueueId);
             intQueue.Completed(ctx, msgCtx, *this);
-            VCtx->CostTracker->CountPDiskResponse();
+            if (VCtx->CostTracker) {
+                VCtx->CostTracker->CountPDiskResponse();
+            }
             if (!ev->Get()->DoNotResend) {
                 TActivationContext::Send(event.release());
             }
diff --git a/ydb/core/blobstorage/vdisk/skeleton/skeleton_oos_tracker.cpp b/ydb/core/blobstorage/vdisk/skeleton/skeleton_oos_tracker.cpp
index 5ecaabc3b673..175f45fa8d56 100644
--- a/ydb/core/blobstorage/vdisk/skeleton/skeleton_oos_tracker.cpp
+++ b/ydb/core/blobstorage/vdisk/skeleton/skeleton_oos_tracker.cpp
@@ -96,7 +96,9 @@ namespace NKikimr {
             if (msg->NumSlots > 0) {
                 ui32 timeAvailable = 1'000'000'000 / msg->NumSlots;
                 CostGroup.DiskTimeAvailableNs() = timeAvailable;
-                VCtx->CostTracker->SetTimeAvailable(timeAvailable);
+                if (VCtx->CostTracker) {
+                    VCtx->CostTracker->SetTimeAvailable(timeAvailable);
+                }
             }
 
             Become(&TThis::WaitFunc);