From: Steve MacLean <sdmaclea.qdt@qualcommdatacenter.com>
Date: Fri, 8 Jun 2018 19:46:31 +0000 (-0400)
Subject: Fix threading gcStress fails
X-Git-Tag: submit/tizen/20210909.063632~11030^2~4635^2
X-Git-Url: http://review.tizen.org/git/?a=commitdiff_plain;h=d4f80cd1e64e37316b779bf10faf0f936c036512;p=platform%2Fupstream%2Fdotnet%2Fruntime.git

Fix threading gcStress fails

Mark GCStressIncompatible ond/or fix synchronization logic


Commit migrated from https://github.com/dotnet/coreclr/commit/1f64eb33fdec9ec6c5b5ae9cc212c13a5d1f375c
---

diff --git a/src/coreclr/tests/src/baseservices/threading/interlocked/compareexchange/compareexchange1_cti.cs b/src/coreclr/tests/src/baseservices/threading/interlocked/compareexchange/compareexchange1_cti.cs
index b7c1da2..f3710a9 100644
--- a/src/coreclr/tests/src/baseservices/threading/interlocked/compareexchange/compareexchange1_cti.cs
+++ b/src/coreclr/tests/src/baseservices/threading/interlocked/compareexchange/compareexchange1_cti.cs
@@ -49,9 +49,6 @@ public class InterlockedCompareExchange1
             threadA.Start();
             // Block calling thread until spawned Thread A completes
             threadA.Join();
-            // Once Thread A completes, block 
-            // calling thread until Thread B completes as well
-            threadB.Join();
             // now, the final value of globalValue and state should be -0.1
             if (globalValue != -0.1 && state != -0.1)
             {
@@ -131,10 +128,10 @@ public class InterlockedCompareExchange1
             if (i == 10)
             {
                 threadB.Start();
+                threadB.Join();
             }
             state = Interlocked.CompareExchange(ref globalValue, -0.1, 10.0);
             i++;
-            Thread.Sleep(10);
         }
     }
     public void changeGlobal()
diff --git a/src/coreclr/tests/src/baseservices/threading/interlocked/compareexchange/compareexchange5_cti.cs b/src/coreclr/tests/src/baseservices/threading/interlocked/compareexchange/compareexchange5_cti.cs
index f703ab9..30feaa3 100644
--- a/src/coreclr/tests/src/baseservices/threading/interlocked/compareexchange/compareexchange5_cti.cs
+++ b/src/coreclr/tests/src/baseservices/threading/interlocked/compareexchange/compareexchange5_cti.cs
@@ -51,9 +51,6 @@ public class InterlockedCompareExchange5
             threadA.Start();
             // Block spawning thread until Thread A completes
             threadA.Join();
-            // Once Thread A completes, block spawning thread 
-            // until Thread B completes as well
-            threadB.Join();
             // now, the final values of
             // globalValue and state should be "changedValue"
             if (globalValue.ToString() != "changedValue" && state != (object)("changedValue"))
@@ -88,9 +85,6 @@ public class InterlockedCompareExchange5
             threadA.Start();
             // Block spawning thread until Thread A completes
             threadA.Join();
-            // Once Thread A completes, block spawning thread 
-            // until Thread B completes as well
-            threadB.Join();
             // now, the final values of
             // globalValue and state should NOT be -100
             if (((myClass)globalValue).a != -100 && ((myClass)state).a != -100)
@@ -183,6 +177,7 @@ public class InterlockedCompareExchange5
             if (i == 10)
             {
                 threadB.Start();
+                threadB.Join();
             }
             // first ten iterations, globalValue does not
             // equal comparand, so it keeps returning 
@@ -196,7 +191,6 @@ public class InterlockedCompareExchange5
             // here we use the object overload
             state = Interlocked.CompareExchange(ref globalValue, value, comparand);
             i++;
-            Thread.Sleep(10);
         }
     }
     public void changeGlobal()
@@ -221,6 +215,7 @@ public class InterlockedCompareExchange5
             if (i == 10)
             {
                 threadB.Start();
+                threadB.Join();
             }
             // first ten iterations, globalValue does not
             // equal comparand, so it keeps returning 
@@ -234,7 +229,6 @@ public class InterlockedCompareExchange5
             // here we use the object overload
             state = Interlocked.CompareExchange(ref globalValue, value, comparand);
             i++;
-            Thread.Sleep(10);
         }
     }
     public void changeGlobal2()
@@ -249,4 +243,4 @@ public class myClass
     {
         a = value;
     }
-}
\ No newline at end of file
+}
diff --git a/src/coreclr/tests/src/baseservices/threading/interlocked/exchange/ExchangeTString.csproj b/src/coreclr/tests/src/baseservices/threading/interlocked/exchange/ExchangeTString.csproj
index c0b5b04..4445ef8 100644
--- a/src/coreclr/tests/src/baseservices/threading/interlocked/exchange/ExchangeTString.csproj
+++ b/src/coreclr/tests/src/baseservices/threading/interlocked/exchange/ExchangeTString.csproj
@@ -11,6 +11,7 @@
     <SolutionDir Condition="$(SolutionDir) == '' Or $(SolutionDir) == '*Undefined*'">..\..\</SolutionDir>
     <AllowUnsafeBlocks>true</AllowUnsafeBlocks>
     <CLRTestPriority>1</CLRTestPriority>
+    <GCStressIncompatible>true</GCStressIncompatible>
   </PropertyGroup>
   <!-- Default configurations to help VS understand the configurations -->
   <PropertyGroup Condition=" '$(Configuration)|$(Platform)' == 'Debug|AnyCPU' ">
diff --git a/src/coreclr/tests/src/baseservices/threading/interlocked/exchange/ExchangeTString_1.csproj b/src/coreclr/tests/src/baseservices/threading/interlocked/exchange/ExchangeTString_1.csproj
index 717ace2..5909d1c 100644
--- a/src/coreclr/tests/src/baseservices/threading/interlocked/exchange/ExchangeTString_1.csproj
+++ b/src/coreclr/tests/src/baseservices/threading/interlocked/exchange/ExchangeTString_1.csproj
@@ -13,6 +13,7 @@
     <CLRTestPriority>1</CLRTestPriority>
     <CLRTestProjectToRun>ExchangeTString.csproj</CLRTestProjectToRun>
     <CLRTestExecutionArguments>empty "This is a long string that I am trying to test to be sure that the Exchange can handle this long of a string.  If it can not then that is bad and we will have to fix it."</CLRTestExecutionArguments>
+    <GCStressIncompatible>true</GCStressIncompatible>
   </PropertyGroup>
   <!-- Default configurations to help VS understand the configurations -->
   <PropertyGroup Condition=" '$(Configuration)|$(Platform)' == 'Debug|AnyCPU' ">
diff --git a/src/coreclr/tests/src/baseservices/threading/interlocked/exchange/ExchangeTString_2.csproj b/src/coreclr/tests/src/baseservices/threading/interlocked/exchange/ExchangeTString_2.csproj
index 67935f2..ede760b 100644
--- a/src/coreclr/tests/src/baseservices/threading/interlocked/exchange/ExchangeTString_2.csproj
+++ b/src/coreclr/tests/src/baseservices/threading/interlocked/exchange/ExchangeTString_2.csproj
@@ -13,6 +13,7 @@
     <CLRTestPriority>1</CLRTestPriority>
     <CLRTestProjectToRun>ExchangeTString.csproj</CLRTestProjectToRun>
     <CLRTestExecutionArguments>null "This is a string"</CLRTestExecutionArguments>
+    <GCStressIncompatible>true</GCStressIncompatible>
   </PropertyGroup>
   <!-- Default configurations to help VS understand the configurations -->
   <PropertyGroup Condition=" '$(Configuration)|$(Platform)' == 'Debug|AnyCPU' ">
@@ -33,4 +34,4 @@
   <Import Project="$([MSBuild]::GetDirectoryNameOfFileAbove($(MSBuildThisFileDirectory), dir.targets))\dir.targets" />
   <PropertyGroup Condition=" '$(MsBuildProjectDirOverride)' != '' ">
   </PropertyGroup>
-</Project>
\ No newline at end of file
+</Project>
diff --git a/src/coreclr/tests/src/baseservices/threading/interlocked/exchange/exchange1_cti.cs b/src/coreclr/tests/src/baseservices/threading/interlocked/exchange/exchange1_cti.cs
index fb682e0..87b1520 100644
--- a/src/coreclr/tests/src/baseservices/threading/interlocked/exchange/exchange1_cti.cs
+++ b/src/coreclr/tests/src/baseservices/threading/interlocked/exchange/exchange1_cti.cs
@@ -24,7 +24,6 @@ using System.Threading;
 public class InterlockedExchange1
 {
     private const int c_THREADARRAT_SIZE = 10;      // how many threads to spawn
-    private const int c_WAITTHREADSCOMPLETE = 3000; // how long main thread should sleep
     private static int resource = 10;               // resources to be consumed
     private static double location = 0;             // mutex being managed thru Exchange
     private static int entry = 0;                   // threads granted entry to the mutex
@@ -83,10 +82,11 @@ public class InterlockedExchange1
                 threads[i].Start();
             }
 
-            // after all threads are spawned, put the spawining thread 
-            // to sleep for long enough that the spawned threads have 
-            // time to complete
-            Thread.Sleep(c_WAITTHREADSCOMPLETE);
+            // Wait for all threads to complete
+            for (int i = 0; i < threads.Length; i++)
+            {
+                threads[i].Join();
+            }
 
             // entries + denials should equal original value of resource (10)
             if (entry + deny == 10)
diff --git a/src/coreclr/tests/src/baseservices/threading/interlocked/exchange/exchange4_cti.cs b/src/coreclr/tests/src/baseservices/threading/interlocked/exchange/exchange4_cti.cs
index ba38b07..bbbc54a 100644
--- a/src/coreclr/tests/src/baseservices/threading/interlocked/exchange/exchange4_cti.cs
+++ b/src/coreclr/tests/src/baseservices/threading/interlocked/exchange/exchange4_cti.cs
@@ -24,7 +24,6 @@ using System.Threading;
 public class InterlockedExchange4
 {
     private const int c_THREADARRAT_SIZE = 10;      // how many threads to spawn
-    private const int c_WAITTHREADSCOMPLETE = 2000; // how long main thread should sleep
     private static int resource = 10;               // resources to be consumed
     private static Int64 location = 0;              // mutex being managed thru Exchange
     private static int entry = 0;                   // threads granted entry to the mutex
@@ -83,10 +82,11 @@ public class InterlockedExchange4
                 threads[i].Start();
             }
 
-            // after all threads are spawned, put the spawining thread 
-            // to sleep for long enough that the spawned threads have 
-            // time to complete
-            Thread.Sleep(c_WAITTHREADSCOMPLETE);
+            // Wait for all threads to complete
+            for (int i = 0; i < threads.Length; i++)
+            {
+                threads[i].Join();
+            }
 
             // entries + denials should equal original value of resource (10)
             if (entry + deny == 10)
diff --git a/src/coreclr/tests/src/baseservices/threading/interlocked/exchange/exchange5_cti.cs b/src/coreclr/tests/src/baseservices/threading/interlocked/exchange/exchange5_cti.cs
index af0da2a..1a3b6c9 100644
--- a/src/coreclr/tests/src/baseservices/threading/interlocked/exchange/exchange5_cti.cs
+++ b/src/coreclr/tests/src/baseservices/threading/interlocked/exchange/exchange5_cti.cs
@@ -24,7 +24,6 @@ using System.Threading;
 public class InterlockedExchange5
 {
     private const int c_THREADARRAT_SIZE = 10;      // how many threads to spawn
-    private const int c_WAITTHREADSCOMPLETE = 2000; // how long main thread should sleep
     private static int resource = 10;               // resources to be consumed
     private static Object location = 0;             // mutex being managed thru Exchange
     private static int entry = 0;                   // threads granted entry to the mutex
@@ -83,10 +82,11 @@ public class InterlockedExchange5
                 threads[i].Start();
             }
 
-            // after all threads are spawned, put the spawining thread 
-            // to sleep for long enough that the spawned threads have 
-            // time to complete
-            Thread.Sleep(c_WAITTHREADSCOMPLETE);
+            // Wait for all threads to complete
+            for (int i = 0; i < threads.Length; i++)
+            {
+                threads[i].Join();
+            }
 
             // entries + denials should equal original value of resource (10)
             if (entry + deny == 10)
diff --git a/src/coreclr/tests/src/baseservices/threading/mutex/abandonedmutex/am01waitallneg.csproj b/src/coreclr/tests/src/baseservices/threading/mutex/abandonedmutex/am01waitallneg.csproj
index 305c6b2..21663a7 100644
--- a/src/coreclr/tests/src/baseservices/threading/mutex/abandonedmutex/am01waitallneg.csproj
+++ b/src/coreclr/tests/src/baseservices/threading/mutex/abandonedmutex/am01waitallneg.csproj
@@ -10,6 +10,7 @@
     <ProjectTypeGuids>{786C830F-07A1-408B-BD7F-6EE04809D6DB};{FAE04EC0-301F-11D3-BF4B-00C04F79EFBC}</ProjectTypeGuids>
     <SolutionDir Condition="$(SolutionDir) == '' Or $(SolutionDir) == '*Undefined*'">..\..\</SolutionDir>
     <CLRTestPriority>1</CLRTestPriority>
+    <GCStressIncompatible>true</GCStressIncompatible>
   </PropertyGroup>
   <!-- Default configurations to help VS understand the configurations -->
   <PropertyGroup Condition=" '$(Configuration)|$(Platform)' == 'Debug|AnyCPU' ">
@@ -31,4 +32,4 @@
   <Import Project="$([MSBuild]::GetDirectoryNameOfFileAbove($(MSBuildThisFileDirectory), dir.targets))\dir.targets" />
   <PropertyGroup Condition=" '$(MsBuildProjectDirOverride)' != '' ">
   </PropertyGroup>
-</Project>
\ No newline at end of file
+</Project>
diff --git a/src/coreclr/tests/src/baseservices/threading/mutex/abandonedmutex/am02waitoneneg.csproj b/src/coreclr/tests/src/baseservices/threading/mutex/abandonedmutex/am02waitoneneg.csproj
index 2732314..97c2396 100644
--- a/src/coreclr/tests/src/baseservices/threading/mutex/abandonedmutex/am02waitoneneg.csproj
+++ b/src/coreclr/tests/src/baseservices/threading/mutex/abandonedmutex/am02waitoneneg.csproj
@@ -10,6 +10,7 @@
     <ProjectTypeGuids>{786C830F-07A1-408B-BD7F-6EE04809D6DB};{FAE04EC0-301F-11D3-BF4B-00C04F79EFBC}</ProjectTypeGuids>
     <SolutionDir Condition="$(SolutionDir) == '' Or $(SolutionDir) == '*Undefined*'">..\..\</SolutionDir>
     <CLRTestPriority>1</CLRTestPriority>
+    <GCStressIncompatible>true</GCStressIncompatible>
   </PropertyGroup>
   <!-- Default configurations to help VS understand the configurations -->
   <PropertyGroup Condition=" '$(Configuration)|$(Platform)' == 'Debug|AnyCPU' ">
@@ -31,4 +32,4 @@
   <Import Project="$([MSBuild]::GetDirectoryNameOfFileAbove($(MSBuildThisFileDirectory), dir.targets))\dir.targets" />
   <PropertyGroup Condition=" '$(MsBuildProjectDirOverride)' != '' ">
   </PropertyGroup>
-</Project>
\ No newline at end of file
+</Project>
diff --git a/src/coreclr/tests/src/baseservices/threading/mutex/abandonedmutex/am04waitany.csproj b/src/coreclr/tests/src/baseservices/threading/mutex/abandonedmutex/am04waitany.csproj
index c2ddb9c..5b221ed 100644
--- a/src/coreclr/tests/src/baseservices/threading/mutex/abandonedmutex/am04waitany.csproj
+++ b/src/coreclr/tests/src/baseservices/threading/mutex/abandonedmutex/am04waitany.csproj
@@ -11,6 +11,7 @@
     <SolutionDir Condition="$(SolutionDir) == '' Or $(SolutionDir) == '*Undefined*'">..\..\</SolutionDir>
     <CLRTestPriority>1</CLRTestPriority>
     <CLRTestExecutionArguments>/size:10 /pos:0</CLRTestExecutionArguments>
+    <GCStressIncompatible>true</GCStressIncompatible>
   </PropertyGroup>
   <!-- Default configurations to help VS understand the configurations -->
   <PropertyGroup Condition=" '$(Configuration)|$(Platform)' == 'Debug|AnyCPU' ">
@@ -33,4 +34,4 @@
   <Import Project="$([MSBuild]::GetDirectoryNameOfFileAbove($(MSBuildThisFileDirectory), dir.targets))\dir.targets" />
   <PropertyGroup Condition=" '$(MsBuildProjectDirOverride)' != '' ">
   </PropertyGroup>
-</Project>
\ No newline at end of file
+</Project>
diff --git a/src/coreclr/tests/src/baseservices/threading/mutex/abandonedmutex/am05waitanymutex.csproj b/src/coreclr/tests/src/baseservices/threading/mutex/abandonedmutex/am05waitanymutex.csproj
index 0455a88..1ee5aac 100644
--- a/src/coreclr/tests/src/baseservices/threading/mutex/abandonedmutex/am05waitanymutex.csproj
+++ b/src/coreclr/tests/src/baseservices/threading/mutex/abandonedmutex/am05waitanymutex.csproj
@@ -11,6 +11,7 @@
     <SolutionDir Condition="$(SolutionDir) == '' Or $(SolutionDir) == '*Undefined*'">..\..\</SolutionDir>
     <CLRTestPriority>1</CLRTestPriority>
     <CLRTestExecutionArguments>/size:64 /pos:63</CLRTestExecutionArguments>
+    <GCStressIncompatible>true</GCStressIncompatible>
   </PropertyGroup>
   <!-- Default configurations to help VS understand the configurations -->
   <PropertyGroup Condition=" '$(Configuration)|$(Platform)' == 'Debug|AnyCPU' ">
@@ -33,4 +34,4 @@
   <Import Project="$([MSBuild]::GetDirectoryNameOfFileAbove($(MSBuildThisFileDirectory), dir.targets))\dir.targets" />
   <PropertyGroup Condition=" '$(MsBuildProjectDirOverride)' != '' ">
   </PropertyGroup>
-</Project>
\ No newline at end of file
+</Project>
diff --git a/src/coreclr/tests/src/baseservices/threading/mutex/abandonedmutex/am06abandonall.csproj b/src/coreclr/tests/src/baseservices/threading/mutex/abandonedmutex/am06abandonall.csproj
index 7de4bb2..f439180 100644
--- a/src/coreclr/tests/src/baseservices/threading/mutex/abandonedmutex/am06abandonall.csproj
+++ b/src/coreclr/tests/src/baseservices/threading/mutex/abandonedmutex/am06abandonall.csproj
@@ -10,6 +10,7 @@
     <ProjectTypeGuids>{786C830F-07A1-408B-BD7F-6EE04809D6DB};{FAE04EC0-301F-11D3-BF4B-00C04F79EFBC}</ProjectTypeGuids>
     <SolutionDir Condition="$(SolutionDir) == '' Or $(SolutionDir) == '*Undefined*'">..\..\</SolutionDir>
     <CLRTestPriority>1</CLRTestPriority>
+    <GCStressIncompatible>true</GCStressIncompatible>
   </PropertyGroup>
   <!-- Default configurations to help VS understand the configurations -->
   <PropertyGroup Condition=" '$(Configuration)|$(Platform)' == 'Debug|AnyCPU' ">
@@ -32,4 +33,4 @@
   <Import Project="$([MSBuild]::GetDirectoryNameOfFileAbove($(MSBuildThisFileDirectory), dir.targets))\dir.targets" />
   <PropertyGroup Condition=" '$(MsBuildProjectDirOverride)' != '' ">
   </PropertyGroup>
-</Project>
\ No newline at end of file
+</Project>
diff --git a/src/coreclr/tests/src/baseservices/threading/mutex/abandonedmutex/am07abandonmultiplemutex.csproj b/src/coreclr/tests/src/baseservices/threading/mutex/abandonedmutex/am07abandonmultiplemutex.csproj
index e7b5a57..2456bb8 100644
--- a/src/coreclr/tests/src/baseservices/threading/mutex/abandonedmutex/am07abandonmultiplemutex.csproj
+++ b/src/coreclr/tests/src/baseservices/threading/mutex/abandonedmutex/am07abandonmultiplemutex.csproj
@@ -10,6 +10,7 @@
     <ProjectTypeGuids>{786C830F-07A1-408B-BD7F-6EE04809D6DB};{FAE04EC0-301F-11D3-BF4B-00C04F79EFBC}</ProjectTypeGuids>
     <SolutionDir Condition="$(SolutionDir) == '' Or $(SolutionDir) == '*Undefined*'">..\..\</SolutionDir>
     <CLRTestPriority>1</CLRTestPriority>
+    <GCStressIncompatible>true</GCStressIncompatible>
   </PropertyGroup>
   <!-- Default configurations to help VS understand the configurations -->
   <PropertyGroup Condition=" '$(Configuration)|$(Platform)' == 'Debug|AnyCPU' ">
@@ -32,4 +33,4 @@
   <Import Project="$([MSBuild]::GetDirectoryNameOfFileAbove($(MSBuildThisFileDirectory), dir.targets))\dir.targets" />
   <PropertyGroup Condition=" '$(MsBuildProjectDirOverride)' != '' ">
   </PropertyGroup>
-</Project>
\ No newline at end of file
+</Project>
diff --git a/src/coreclr/tests/src/baseservices/threading/mutex/abandonedmutex/am08mixedarray.csproj b/src/coreclr/tests/src/baseservices/threading/mutex/abandonedmutex/am08mixedarray.csproj
index 46f140f..804b758 100644
--- a/src/coreclr/tests/src/baseservices/threading/mutex/abandonedmutex/am08mixedarray.csproj
+++ b/src/coreclr/tests/src/baseservices/threading/mutex/abandonedmutex/am08mixedarray.csproj
@@ -10,6 +10,7 @@
     <ProjectTypeGuids>{786C830F-07A1-408B-BD7F-6EE04809D6DB};{FAE04EC0-301F-11D3-BF4B-00C04F79EFBC}</ProjectTypeGuids>
     <SolutionDir Condition="$(SolutionDir) == '' Or $(SolutionDir) == '*Undefined*'">..\..\</SolutionDir>
     <CLRTestPriority>1</CLRTestPriority>
+    <GCStressIncompatible>true</GCStressIncompatible>
   </PropertyGroup>
   <!-- Default configurations to help VS understand the configurations -->
   <PropertyGroup Condition=" '$(Configuration)|$(Platform)' == 'Debug|AnyCPU' ">
@@ -32,4 +33,4 @@
   <Import Project="$([MSBuild]::GetDirectoryNameOfFileAbove($(MSBuildThisFileDirectory), dir.targets))\dir.targets" />
   <PropertyGroup Condition=" '$(MsBuildProjectDirOverride)' != '' ">
   </PropertyGroup>
-</Project>
\ No newline at end of file
+</Project>
diff --git a/src/coreclr/tests/src/baseservices/threading/mutex/misc/waitone1.cs b/src/coreclr/tests/src/baseservices/threading/mutex/misc/waitone1.cs
index d5a0c5c..549e1ec 100644
--- a/src/coreclr/tests/src/baseservices/threading/mutex/misc/waitone1.cs
+++ b/src/coreclr/tests/src/baseservices/threading/mutex/misc/waitone1.cs
@@ -193,12 +193,10 @@ public class MutexWaitOne1
     private void NeverReleaseMutex()
     {
         m_Mutex.WaitOne();
-   //     Thread.Sleep(c_DEFAULT_SLEEP_TIME);
     }
 
     private void DisposeMutex()
     {
-   //     Thread.Sleep(c_DEFAULT_SLEEP_TIME);
         ((IDisposable)m_Mutex).Dispose();
     }
     #endregion
diff --git a/src/coreclr/tests/src/baseservices/threading/mutex/misc/waitone2.csproj b/src/coreclr/tests/src/baseservices/threading/mutex/misc/waitone2.csproj
index f0fb079..11dcff3 100644
--- a/src/coreclr/tests/src/baseservices/threading/mutex/misc/waitone2.csproj
+++ b/src/coreclr/tests/src/baseservices/threading/mutex/misc/waitone2.csproj
@@ -10,6 +10,7 @@
     <ProjectTypeGuids>{786C830F-07A1-408B-BD7F-6EE04809D6DB};{FAE04EC0-301F-11D3-BF4B-00C04F79EFBC}</ProjectTypeGuids>
     <SolutionDir Condition="$(SolutionDir) == '' Or $(SolutionDir) == '*Undefined*'">..\..\</SolutionDir>
     <CLRTestPriority>1</CLRTestPriority>
+    <GCStressIncompatible>true</GCStressIncompatible>
   </PropertyGroup>
   <!-- Default configurations to help VS understand the configurations -->
   <PropertyGroup Condition=" '$(Configuration)|$(Platform)' == 'Debug|AnyCPU' ">
@@ -37,4 +38,4 @@
   <Import Project="$([MSBuild]::GetDirectoryNameOfFileAbove($(MSBuildThisFileDirectory), dir.targets))\dir.targets" />
   <PropertyGroup Condition=" '$(MsBuildProjectDirOverride)' != '' ">
   </PropertyGroup>
-</Project>
\ No newline at end of file
+</Project>
diff --git a/src/coreclr/tests/src/baseservices/threading/paramthreadstart/threadstartarray.csproj b/src/coreclr/tests/src/baseservices/threading/paramthreadstart/threadstartarray.csproj
index 02e7d6c..2d5f103 100644
--- a/src/coreclr/tests/src/baseservices/threading/paramthreadstart/threadstartarray.csproj
+++ b/src/coreclr/tests/src/baseservices/threading/paramthreadstart/threadstartarray.csproj
@@ -10,6 +10,7 @@
     <ProjectTypeGuids>{786C830F-07A1-408B-BD7F-6EE04809D6DB};{FAE04EC0-301F-11D3-BF4B-00C04F79EFBC}</ProjectTypeGuids>
     <SolutionDir Condition="$(SolutionDir) == '' Or $(SolutionDir) == '*Undefined*'">..\..\</SolutionDir>
     <CLRTestPriority>1</CLRTestPriority>
+    <GCStressIncompatible>true</GCStressIncompatible>
   </PropertyGroup>
   <!-- Default configurations to help VS understand the configurations -->
   <PropertyGroup Condition=" '$(Configuration)|$(Platform)' == 'Debug|AnyCPU' ">
@@ -31,4 +32,4 @@
   <Import Project="$([MSBuild]::GetDirectoryNameOfFileAbove($(MSBuildThisFileDirectory), dir.targets))\dir.targets" />
   <PropertyGroup Condition=" '$(MsBuildProjectDirOverride)' != '' ">
   </PropertyGroup>
-</Project>
\ No newline at end of file
+</Project>
diff --git a/src/coreclr/tests/src/baseservices/threading/regressions/576463/576463.csproj b/src/coreclr/tests/src/baseservices/threading/regressions/576463/576463.csproj
index d82edd7..35ecbaf 100644
--- a/src/coreclr/tests/src/baseservices/threading/regressions/576463/576463.csproj
+++ b/src/coreclr/tests/src/baseservices/threading/regressions/576463/576463.csproj
@@ -12,6 +12,7 @@
     <AllowUnsafeBlocks>true</AllowUnsafeBlocks>
     <CLRTestKind>BuildAndRun</CLRTestKind>
     <CLRTestPriority>1</CLRTestPriority>
+    <GCStressIncompatible>true</GCStressIncompatible>
   </PropertyGroup>
   <!-- Default configurations to help VS understand the configurations -->
   <PropertyGroup Condition=" '$(Configuration)|$(Platform)' == 'Debug|AnyCPU' ">
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index 2cb3338..8cfe614 100644
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index adc805a..e89a72a 100644
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index e07e5a2..64bc02b 100644
--- a/src/coreclr/tests/src/baseservices/threading/waithandle/waitall/waitallex1.csproj
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--- a/src/coreclr/tests/src/baseservices/threading/waithandle/waitall/waitallex10.csproj
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diff --git a/src/coreclr/tests/src/baseservices/threading/waithandle/waitall/waitallex4.csproj b/src/coreclr/tests/src/baseservices/threading/waithandle/waitall/waitallex4.csproj
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diff --git a/src/coreclr/tests/src/baseservices/threading/waithandle/waitall/waitallex4a.csproj b/src/coreclr/tests/src/baseservices/threading/waithandle/waitall/waitallex4a.csproj
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diff --git a/src/coreclr/tests/src/baseservices/threading/waithandle/waitall/waitallex8.csproj b/src/coreclr/tests/src/baseservices/threading/waithandle/waitall/waitallex8.csproj
index 0a2329a..f871aa6 100644
--- a/src/coreclr/tests/src/baseservices/threading/waithandle/waitall/waitallex8.csproj
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@@ -32,4 +33,4 @@
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diff --git a/src/coreclr/tests/src/baseservices/threading/waithandle/waitall/waitallex8a.csproj b/src/coreclr/tests/src/baseservices/threading/waithandle/waitall/waitallex8a.csproj
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diff --git a/src/coreclr/tests/src/baseservices/threading/waithandle/waitall/waitallex9.csproj b/src/coreclr/tests/src/baseservices/threading/waithandle/waitall/waitallex9.csproj
index 4d704a0..f1de7e9 100644
--- a/src/coreclr/tests/src/baseservices/threading/waithandle/waitall/waitallex9.csproj
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@@ -33,4 +34,4 @@
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diff --git a/src/coreclr/tests/src/baseservices/threading/waithandle/waitall/waitallex9a.csproj b/src/coreclr/tests/src/baseservices/threading/waithandle/waitall/waitallex9a.csproj
index 16685fe..014e4d0 100644
--- a/src/coreclr/tests/src/baseservices/threading/waithandle/waitall/waitallex9a.csproj
+++ b/src/coreclr/tests/src/baseservices/threading/waithandle/waitall/waitallex9a.csproj
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diff --git a/src/coreclr/tests/src/baseservices/threading/waithandle/waitany/waitanyex1.csproj b/src/coreclr/tests/src/baseservices/threading/waithandle/waitany/waitanyex1.csproj
index 95748a5..ebbfc6f 100644
--- a/src/coreclr/tests/src/baseservices/threading/waithandle/waitany/waitanyex1.csproj
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diff --git a/src/coreclr/tests/src/baseservices/threading/waithandle/waitany/waitanyex10.csproj b/src/coreclr/tests/src/baseservices/threading/waithandle/waitany/waitanyex10.csproj
index e223849..0ce38e9 100644
--- a/src/coreclr/tests/src/baseservices/threading/waithandle/waitany/waitanyex10.csproj
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+    <GCStressIncompatible>true</GCStressIncompatible>
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@@ -33,4 +34,4 @@
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\ No newline at end of file
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diff --git a/src/coreclr/tests/src/baseservices/threading/waithandle/waitany/waitanyex10a.csproj b/src/coreclr/tests/src/baseservices/threading/waithandle/waitany/waitanyex10a.csproj
index a3a139a..2944a8b 100644
--- a/src/coreclr/tests/src/baseservices/threading/waithandle/waitany/waitanyex10a.csproj
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@@ -32,4 +33,4 @@
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diff --git a/src/coreclr/tests/src/baseservices/threading/waithandle/waitany/waitanyex1a.csproj b/src/coreclr/tests/src/baseservices/threading/waithandle/waitany/waitanyex1a.csproj
index 3b2f759..ee05cb1 100644
--- a/src/coreclr/tests/src/baseservices/threading/waithandle/waitany/waitanyex1a.csproj
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diff --git a/src/coreclr/tests/src/baseservices/threading/waithandle/waitany/waitanyex3.csproj b/src/coreclr/tests/src/baseservices/threading/waithandle/waitany/waitanyex3.csproj
index b00ea8c..f5d0858 100644
--- a/src/coreclr/tests/src/baseservices/threading/waithandle/waitany/waitanyex3.csproj
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diff --git a/src/coreclr/tests/src/baseservices/threading/waithandle/waitany/waitanyex3a.csproj b/src/coreclr/tests/src/baseservices/threading/waithandle/waitany/waitanyex3a.csproj
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diff --git a/src/coreclr/tests/src/baseservices/threading/waithandle/waitany/waitanyex7.csproj b/src/coreclr/tests/src/baseservices/threading/waithandle/waitany/waitanyex7.csproj
index 7bd9eef..de9c88c 100644
--- a/src/coreclr/tests/src/baseservices/threading/waithandle/waitany/waitanyex7.csproj
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diff --git a/src/coreclr/tests/src/baseservices/threading/waithandle/waitany/waitanyex7a.csproj b/src/coreclr/tests/src/baseservices/threading/waithandle/waitany/waitanyex7a.csproj
index 69937cf..ec2cb52 100644
--- a/src/coreclr/tests/src/baseservices/threading/waithandle/waitany/waitanyex7a.csproj
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diff --git a/src/coreclr/tests/src/baseservices/threading/waithandle/waitany/waitanyex9.csproj b/src/coreclr/tests/src/baseservices/threading/waithandle/waitany/waitanyex9.csproj
index 4cb70cb..9f17ad6 100644
--- a/src/coreclr/tests/src/baseservices/threading/waithandle/waitany/waitanyex9.csproj
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diff --git a/src/coreclr/tests/src/baseservices/threading/waithandle/waitany/waitanyex9a.csproj b/src/coreclr/tests/src/baseservices/threading/waithandle/waitany/waitanyex9a.csproj
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index e0c574f..071412e 100644
--- a/src/coreclr/tests/src/baseservices/threading/waithandle/waitone/waitoneex1.csproj
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index 5f8a271..79649b4 100644
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