diff --git a/lldb/source/Plugins/InstrumentationRuntime/ASan/InstrumentationRuntimeASan.cpp b/lldb/source/Plugins/InstrumentationRuntime/ASan/InstrumentationRuntimeASan.cpp
index 33b2b5dd51559..4746112873112 100644
--- a/lldb/source/Plugins/InstrumentationRuntime/ASan/InstrumentationRuntimeASan.cpp
+++ b/lldb/source/Plugins/InstrumentationRuntime/ASan/InstrumentationRuntimeASan.cpp
@@ -136,9 +136,11 @@ StructuredData::ObjectSP InstrumentationRuntimeASan::RetrieveReportData() {
       exe_ctx, options, address_sanitizer_retrieve_report_data_command, "",
       return_value_sp, eval_error);
   if (result != eExpressionCompleted) {
-    process_sp->GetTarget().GetDebugger().GetAsyncOutputStream()->Printf(
-        "Warning: Cannot evaluate AddressSanitizer expression:\n%s\n",
-        eval_error.AsCString());
+    StreamString ss;
+    ss << "cannot evaluate AddressSanitizer expression:\n";
+    ss << eval_error.AsCString();
+    Debugger::ReportWarning(ss.GetString().str(),
+                            process_sp->GetTarget().GetDebugger().GetID());
     return StructuredData::ObjectSP();
   }
 
diff --git a/lldb/source/Plugins/InstrumentationRuntime/TSan/InstrumentationRuntimeTSan.cpp b/lldb/source/Plugins/InstrumentationRuntime/TSan/InstrumentationRuntimeTSan.cpp
index 977d8e4dbe073..55ef3d245411f 100644
--- a/lldb/source/Plugins/InstrumentationRuntime/TSan/InstrumentationRuntimeTSan.cpp
+++ b/lldb/source/Plugins/InstrumentationRuntime/TSan/InstrumentationRuntimeTSan.cpp
@@ -327,9 +327,11 @@ StructuredData::ObjectSP InstrumentationRuntimeTSan::RetrieveReportData(
       exe_ctx, options, thread_sanitizer_retrieve_report_data_command, "",
       main_value, eval_error);
   if (result != eExpressionCompleted) {
-    process_sp->GetTarget().GetDebugger().GetAsyncOutputStream()->Printf(
-        "Warning: Cannot evaluate ThreadSanitizer expression:\n%s\n",
-        eval_error.AsCString());
+    StreamString ss;
+    ss << "cannot evaluate ThreadSanitizer expression:\n";
+    ss << eval_error.AsCString();
+    Debugger::ReportWarning(ss.GetString().str(),
+                            process_sp->GetTarget().GetDebugger().GetID());
     return StructuredData::ObjectSP();
   }
 
diff --git a/lldb/source/Plugins/InstrumentationRuntime/UBSan/InstrumentationRuntimeUBSan.cpp b/lldb/source/Plugins/InstrumentationRuntime/UBSan/InstrumentationRuntimeUBSan.cpp
index 8e7799dc07617..5544c5f08f3be 100644
--- a/lldb/source/Plugins/InstrumentationRuntime/UBSan/InstrumentationRuntimeUBSan.cpp
+++ b/lldb/source/Plugins/InstrumentationRuntime/UBSan/InstrumentationRuntimeUBSan.cpp
@@ -136,9 +136,11 @@ StructuredData::ObjectSP InstrumentationRuntimeUBSan::RetrieveReportData(
       exe_ctx, options, ub_sanitizer_retrieve_report_data_command, "",
       main_value, eval_error);
   if (result != eExpressionCompleted) {
-    target.GetDebugger().GetAsyncOutputStream()->Printf(
-        "Warning: Cannot evaluate UndefinedBehaviorSanitizer expression:\n%s\n",
-        eval_error.AsCString());
+    StreamString ss;
+    ss << "cannot evaluate UndefinedBehaviorSanitizer expression:\n";
+    ss << eval_error.AsCString();
+    Debugger::ReportWarning(ss.GetString().str(),
+                            process_sp->GetTarget().GetDebugger().GetID());
     return StructuredData::ObjectSP();
   }
 
diff --git a/lldb/source/Plugins/MemoryHistory/asan/MemoryHistoryASan.cpp b/lldb/source/Plugins/MemoryHistory/asan/MemoryHistoryASan.cpp
index 14d9c4024689f..aaead88369b20 100644
--- a/lldb/source/Plugins/MemoryHistory/asan/MemoryHistoryASan.cpp
+++ b/lldb/source/Plugins/MemoryHistory/asan/MemoryHistoryASan.cpp
@@ -72,7 +72,7 @@ const char *memory_history_asan_command_prefix = R"(
         void *alloc_trace[256];
         size_t alloc_count;
         int alloc_tid;
-        
+
         void *free_trace[256];
         size_t free_count;
         int free_tid;
@@ -179,9 +179,11 @@ HistoryThreads MemoryHistoryASan::GetHistoryThreads(lldb::addr_t address) {
   ExpressionResults expr_result = UserExpression::Evaluate(
       exe_ctx, options, expr.GetString(), "", return_value_sp, eval_error);
   if (expr_result != eExpressionCompleted) {
-    process_sp->GetTarget().GetDebugger().GetAsyncOutputStream()->Printf(
-        "Warning: Cannot evaluate AddressSanitizer expression:\n%s\n",
-        eval_error.AsCString());
+    StreamString ss;
+    ss << "cannot evaluate AddressSanitizer expression:\n";
+    ss << eval_error.AsCString();
+    Debugger::ReportWarning(ss.GetString().str(),
+                            process_sp->GetTarget().GetDebugger().GetID());
     return result;
   }