--- a/kerneltest/e32test/benchmark/thread.cpp	Mon May 24 18:45:46 2010 +0100
+++ b/kerneltest/e32test/benchmark/thread.cpp	Thu Jun 10 11:48:01 2010 +0100
@@ -164,8 +164,10 @@
 		TInt r = child.Create(KNullDesC, Thread::KillingChild, 0x2000, NULL, NULL);
 		BM_ERROR(r, r == KErrNone);
 		child.Logon(st);
+		BMProgram::SetAbsPriority(RThread(), KBMPriorityLow);
+		child.Resume();
+		User::After(1000); // Give the child thread a chance to run - killing it too earlier can leave the heap locked
 		BMProgram::SetAbsPriority(RThread(), KBMPriorityHigh);
-		child.Resume();
 		TBMTicks t1;
 		::bmTimer.Stamp(&t1);
 		child.Kill(KErrCancel);