diff --git a/ydb/library/yql/providers/s3/actors/yql_s3_write_actor.cpp b/ydb/library/yql/providers/s3/actors/yql_s3_write_actor.cpp
index 6185dc1e0282..46bf335802c0 100644
--- a/ydb/library/yql/providers/s3/actors/yql_s3_write_actor.cpp
+++ b/ydb/library/yql/providers/s3/actors/yql_s3_write_actor.cpp
@@ -155,9 +155,16 @@ class TS3FileWriteActor : public TActorBootstrapped<TS3FileWriteActor> {
     void Bootstrap(const TActorId& parentId) {
         ParentId = parentId;
         LOG_D("TS3FileWriteActor", "Bootstrap by " << ParentId << " for Key: [" << Key << "], Url: [" << Url << "], request id: [" << RequestId << "]");
-        auto authInfo = Credentials.GetAuthInfo();
+        try {
+            BeginPartsUpload(Credentials.GetAuthInfo());
+        } catch (...) {
+            FailOnException();
+        }
+    }
+
+    void BeginPartsUpload(const TS3Credentials::TAuthInfo& authInfo) {
         if (DirtyWrite && Parts->IsSealed() && Parts->Size() <= 1) {
-            Become(&TS3FileWriteActor::SinglepartWorkingStateFunc);
+            Become(&TS3FileWriteActor::StateFuncWrapper<&TS3FileWriteActor::SinglepartWorkingStateFunc>);
             const size_t size = Max<size_t>(Parts->Volume(), 1);
             InFlight += size;
             SentSize += size;
@@ -168,7 +175,7 @@ class TS3FileWriteActor : public TActorBootstrapped<TS3FileWriteActor> {
                 true,
                 RetryPolicy);
         } else {
-            Become(&TS3FileWriteActor::MultipartInitialStateFunc);
+            Become(&TS3FileWriteActor::StateFuncWrapper<&TS3FileWriteActor::MultipartInitialStateFunc>);
             Gateway->Upload(Url + "?uploads",
                 IHTTPGateway::MakeYcHeaders(RequestId, authInfo.GetToken(), {}, authInfo.GetAwsUserPwd(), authInfo.GetAwsSigV4()),
                 0,
@@ -186,7 +193,7 @@ class TS3FileWriteActor : public TActorBootstrapped<TS3FileWriteActor> {
 
     void PassAway() override {
         if (InFlight || !Parts->Empty()) {
-            AbortMultipartUpload();
+            SafeAbortMultipartUpload();
             LOG_W("TS3FileWriteActor", "PassAway: but NOT finished, InFlight: " << InFlight << ", Parts: " << Parts->Size() << ", Sealed: " << Parts->IsSealed() << ", request id: [" << RequestId << "]");
         } else {
             LOG_D("TS3FileWriteActor", "PassAway: request id: [" << RequestId << "]");
@@ -236,6 +243,15 @@ class TS3FileWriteActor : public TActorBootstrapped<TS3FileWriteActor> {
         return InFlight + Parts->Volume();
     }
 private:
+    template <void (TS3FileWriteActor::* DelegatedStateFunc)(STFUNC_SIG)>
+    STFUNC(StateFuncWrapper) {
+        try {
+            (this->*DelegatedStateFunc)(ev);
+        } catch (...) {
+            FailOnException();
+        }
+    }
+
     STRICT_STFUNC(MultipartInitialStateFunc,
         hFunc(TEvPrivate::TEvUploadStarted, Handle);
     )
@@ -347,7 +363,7 @@ class TS3FileWriteActor : public TActorBootstrapped<TS3FileWriteActor> {
 
     void Handle(TEvPrivate::TEvUploadStarted::TPtr& result) {
         UploadId = result->Get()->UploadId;
-        Become(&TS3FileWriteActor::MultipartWorkingStateFunc);
+        Become(&TS3FileWriteActor::StateFuncWrapper<&TS3FileWriteActor::MultipartWorkingStateFunc>);
         StartUploadParts();
     }
 
@@ -404,7 +420,15 @@ class TS3FileWriteActor : public TActorBootstrapped<TS3FileWriteActor> {
             RetryPolicy);
     }
 
-    void AbortMultipartUpload() {
+    void SafeAbortMultipartUpload() {
+        try {
+            AbortMultipartUpload(Credentials.GetAuthInfo());
+        } catch (...) {
+            LOG_W("TS3FileWriteActor", "Failed to abort multipart upload, error: " << CurrentExceptionMessage());
+        }
+    }
+
+    void AbortMultipartUpload(const TS3Credentials::TAuthInfo& authInfo) {
         // Try to abort multipart upload in case of unexpected termination.
         // In case of error just logs warning.
 
@@ -412,7 +436,6 @@ class TS3FileWriteActor : public TActorBootstrapped<TS3FileWriteActor> {
             return;
         }
 
-        auto authInfo = Credentials.GetAuthInfo();
         Gateway->Delete(Url + "?uploadId=" + UploadId,
             IHTTPGateway::MakeYcHeaders(RequestId, authInfo.GetToken(), "application/xml", authInfo.GetAwsUserPwd(), authInfo.GetAwsSigV4()),
             std::bind(&TS3FileWriteActor::OnMultipartUploadAbort, ActorSystem, SelfId(), TxId, RequestId, std::placeholders::_1),
@@ -420,6 +443,11 @@ class TS3FileWriteActor : public TActorBootstrapped<TS3FileWriteActor> {
         UploadId.clear();
     }
 
+    void FailOnException() {
+        Send(ParentId, new TEvPrivate::TEvUploadError(NYql::NDqProto::StatusIds::BAD_REQUEST, CurrentExceptionMessage()));
+        SafeAbortMultipartUpload();
+    }
+
     size_t InFlight = 0ULL;
     size_t SentSize = 0ULL;
 
diff --git a/ydb/tests/tools/kqprun/kqprun.cpp b/ydb/tests/tools/kqprun/kqprun.cpp
index 7d91b3977e7f..5b250f2734da 100644
--- a/ydb/tests/tools/kqprun/kqprun.cpp
+++ b/ydb/tests/tools/kqprun/kqprun.cpp
@@ -232,8 +232,19 @@ void RunMain(int argc, const char* argv[]) {
     RunScript(executionOptions, runnerOptions);
 }
 
+void KqprunTerminateHandler() {
+    NColorizer::TColors colors = NColorizer::AutoColors(Cerr);
+
+    Cerr << colors.Red() << "======= terminate() call stack ========" << colors.Default() << Endl;
+    FormatBackTrace(&Cerr);
+    Cerr << colors.Red() << "=======================================" << colors.Default() << Endl;
+
+    abort();
+}
 
 int main(int argc, const char* argv[]) {
+    std::set_terminate(KqprunTerminateHandler);
+
     try {
         RunMain(argc, argv);
     } catch (...) {