[not for landing] Debugging gpu failures

src/heap/spaces.cc

Index: src/heap/spaces.cc
diff --git a/src/heap/spaces.cc b/src/heap/spaces.cc
index 17d2a70144b271c767270d2c87dbef185dec6042..1b0441b87fff3dc7bd69d2c47019f0e8e41ac951 100644
--- a/src/heap/spaces.cc
+++ b/src/heap/spaces.cc
@@ -9,11 +9,13 @@
 #include "src/base/bits.h"
 #include "src/base/platform/platform.h"
 #include "src/base/platform/semaphore.h"
+#include "src/frames.h"
 #include "src/full-codegen/full-codegen.h"
 #include "src/heap/array-buffer-tracker.h"
 #include "src/heap/slot-set.h"
 #include "src/macro-assembler.h"
 #include "src/msan.h"
+#include "src/objects.h"
 #include "src/snapshot/snapshot.h"
 #include "src/v8.h"
 
@@ -1177,6 +1179,29 @@ PagedSpace::PagedSpace(Heap* heap, AllocationSpace space,
   allocation_info_.Reset(nullptr, nullptr);
 }
 
+void PagedSpace::PrintStackFramesAndDie() {
+  StackFrameIterator it(heap()->isolate());
+  for (int i = 0; !it.done(); it.Advance(), i++) {
+    if (it.frame()->is_java_script()) {
+      PrintF(">>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>\n");
+      JavaScriptFrame* frame = static_cast<JavaScriptFrame*>(it.frame());
+      PrintF("Frame %d: pc = %p\n", i, reinterpret_cast<void*>(frame->pc()));
+      Code* code = frame->unchecked_code();
+      if (code && code->IsCode()) {
+        if (code->is_turbofanned()) {
+          PrintF("[turbofaned]\n");
+        } else if (code->is_crankshafted()) {
+          PrintF("[crankshafted]\n");
+        }
+        code->Print();
+      } else {
+        PrintF("unknown code!\n");
+      }
+      PrintF("<<<<<<<<<<<<<<<<<<<<<<<<<<<<<<<<<<<<<<<<\n");
+    }
+  }
+  CHECK(false);
+}
 
 bool PagedSpace::SetUp() { return true; }