diff --git a/test/unittests/heap/gc-tracer-unittest.cc b/test/unittests/heap/gc-tracer-unittest.cc
index 95857cf4f7..5c8cbbc759 100644
--- a/test/unittests/heap/gc-tracer-unittest.cc
+++ b/test/unittests/heap/gc-tracer-unittest.cc
@@ -119,6 +119,7 @@ void StopTracing(GCTracer* tracer, GarbageCollector collector) {
 }  // namespace
 
 TEST_F(GCTracerTest, AllocationThroughput) {
+  if (v8_flags.stress_incremental_marking) return;
   // GCTracer::AllocationThroughputInBytesPerMillisecond ignores global memory.
   GCTracer* tracer = i_isolate()->heap()->tracer();
   tracer->ResetForTesting();
@@ -147,6 +148,7 @@ TEST_F(GCTracerTest, AllocationThroughput) {
 }
 
 TEST_F(GCTracerTest, PerGenerationAllocationThroughput) {
+  if (v8_flags.stress_incremental_marking) return;
   GCTracer* tracer = i_isolate()->heap()->tracer();
   tracer->ResetForTesting();
 
@@ -184,6 +186,7 @@ TEST_F(GCTracerTest, PerGenerationAllocationThroughput) {
 }
 
 TEST_F(GCTracerTest, PerGenerationAllocationThroughputWithProvidedTime) {
+  if (v8_flags.stress_incremental_marking) return;
   GCTracer* tracer = i_isolate()->heap()->tracer();
   tracer->ResetForTesting();
 
@@ -228,6 +231,7 @@ TEST_F(GCTracerTest, PerGenerationAllocationThroughputWithProvidedTime) {
 }
 
 TEST_F(GCTracerTest, RegularScope) {
+  if (v8_flags.stress_incremental_marking) return;
   GCTracer* tracer = i_isolate()->heap()->tracer();
   tracer->ResetForTesting();
 
@@ -242,6 +246,7 @@ TEST_F(GCTracerTest, RegularScope) {
 }
 
 TEST_F(GCTracerTest, IncrementalScope) {
+  if (v8_flags.stress_incremental_marking) return;
   GCTracer* tracer = i_isolate()->heap()->tracer();
   tracer->ResetForTesting();
 
@@ -258,6 +263,7 @@ TEST_F(GCTracerTest, IncrementalScope) {
 }
 
 TEST_F(GCTracerTest, IncrementalMarkingDetails) {
+  if (v8_flags.stress_incremental_marking) return;
   GCTracer* tracer = i_isolate()->heap()->tracer();
   tracer->ResetForTesting();
 
@@ -307,6 +313,7 @@ TEST_F(GCTracerTest, IncrementalMarkingDetails) {
 }
 
 TEST_F(GCTracerTest, IncrementalMarkingSpeed) {
+  if (v8_flags.stress_incremental_marking) return;
   GCTracer* tracer = i_isolate()->heap()->tracer();
   tracer->ResetForTesting();
 
@@ -357,6 +364,7 @@ TEST_F(GCTracerTest, IncrementalMarkingSpeed) {
 }
 
 TEST_F(GCTracerTest, MutatorUtilization) {
+  if (v8_flags.stress_incremental_marking) return;
   GCTracer* tracer = i_isolate()->heap()->tracer();
   tracer->ResetForTesting();
 
@@ -393,6 +401,7 @@ TEST_F(GCTracerTest, MutatorUtilization) {
 }
 
 TEST_F(GCTracerTest, BackgroundScavengerScope) {
+  if (v8_flags.stress_incremental_marking) return;
   GCTracer* tracer = i_isolate()->heap()->tracer();
   tracer->ResetForTesting();
   StartTracing(tracer, GarbageCollector::SCAVENGER, StartTracingMode::kAtomic);
@@ -407,6 +416,7 @@ TEST_F(GCTracerTest, BackgroundScavengerScope) {
 }
 
 TEST_F(GCTracerTest, BackgroundMinorMCScope) {
+  if (v8_flags.stress_incremental_marking) return;
   GCTracer* tracer = i_isolate()->heap()->tracer();
   tracer->ResetForTesting();
   StartTracing(tracer, GarbageCollector::MINOR_MARK_COMPACTOR,
@@ -433,6 +443,7 @@ TEST_F(GCTracerTest, BackgroundMinorMCScope) {
 }
 
 TEST_F(GCTracerTest, BackgroundMajorMCScope) {
+  if (v8_flags.stress_incremental_marking) return;
   GCTracer* tracer = i_isolate()->heap()->tracer();
   tracer->ResetForTesting();
   tracer->AddScopeSample(GCTracer::Scope::MC_BACKGROUND_MARKING, 100);
@@ -479,6 +490,7 @@ class ThreadWithBackgroundScope final : public base::Thread {
 };
 
 TEST_F(GCTracerTest, MultithreadedBackgroundScope) {
+  if (v8_flags.stress_incremental_marking) return;
   GCTracer* tracer = i_isolate()->heap()->tracer();
   ThreadWithBackgroundScope thread1(tracer);
   ThreadWithBackgroundScope thread2(tracer);