diff --git a/src/libraries/System.Net.Security/tests/UnitTests/NegotiateAuthenticationTests.cs b/src/libraries/System.Net.Security/tests/UnitTests/NegotiateAuthenticationTests.cs
index 22c14cd0e2440d..e2a092ba5e7af5 100644
--- a/src/libraries/System.Net.Security/tests/UnitTests/NegotiateAuthenticationTests.cs
+++ b/src/libraries/System.Net.Security/tests/UnitTests/NegotiateAuthenticationTests.cs
@@ -32,6 +32,7 @@ public void Constructor_Overloads_Validation()
         }
 
         [Fact]
+        [SkipOnPlatform(TestPlatforms.LinuxBionic, "https://github.com/dotnet/runtime/issues/93104")]
         public void RemoteIdentity_ThrowsOnUnauthenticated()
         {
             NegotiateAuthenticationClientOptions clientOptions = new NegotiateAuthenticationClientOptions { Credential = s_testCredentialRight, TargetName = "HTTP/foo" };
@@ -65,6 +66,7 @@ public void RemoteIdentity_ThrowsOnDisposed()
         }
 
         [Fact]
+        [SkipOnPlatform(TestPlatforms.LinuxBionic, "https://github.com/dotnet/runtime/issues/93104")]
         public void Package_Unsupported()
         {
             NegotiateAuthenticationClientOptions clientOptions = new NegotiateAuthenticationClientOptions { Package = "INVALID", Credential = s_testCredentialRight, TargetName = "HTTP/foo" };
@@ -96,6 +98,7 @@ public void Package_Unsupported_NTLM()
 
         [Fact]
         [SkipOnPlatform(TestPlatforms.Windows, "The test is specific to GSSAPI / Managed implementations of NegotiateAuthentication")]
+        [SkipOnPlatform(TestPlatforms.LinuxBionic, "https://github.com/dotnet/runtime/issues/93104")]
         public void DefaultNetworkCredentials_NTLM_DoesNotThrow()
         {
             NegotiateAuthenticationClientOptions clientOptions = new NegotiateAuthenticationClientOptions { Package = "NTLM", Credential = CredentialCache.DefaultNetworkCredentials, TargetName = "HTTP/foo" };
diff --git a/src/libraries/System.Private.CoreLib/tests/IntrinsicsInSystemPrivatecoreLibAnalyzer.Tests/IntrinsicsInSystemPrivateCoreLibUnitTests.cs b/src/libraries/System.Private.CoreLib/tests/IntrinsicsInSystemPrivatecoreLibAnalyzer.Tests/IntrinsicsInSystemPrivateCoreLibUnitTests.cs
index 2efb366d161c89..10c304ac76a04b 100644
--- a/src/libraries/System.Private.CoreLib/tests/IntrinsicsInSystemPrivatecoreLibAnalyzer.Tests/IntrinsicsInSystemPrivateCoreLibUnitTests.cs
+++ b/src/libraries/System.Private.CoreLib/tests/IntrinsicsInSystemPrivatecoreLibAnalyzer.Tests/IntrinsicsInSystemPrivateCoreLibUnitTests.cs
@@ -90,6 +90,7 @@ class PackedSimd
 
 ";
         [Fact]
+        [SkipOnPlatform(TestPlatforms.LinuxBionic, "https://github.com/dotnet/runtime/issues/93103")]
         public async Task TestMethodUnprotectedUse()
         {
             var test = BoilerPlate + @"
@@ -109,6 +110,7 @@ static void FuncBad()
         }
 
         [Fact]
+        [SkipOnPlatform(TestPlatforms.LinuxBionic, "https://github.com/dotnet/runtime/issues/93103")]
         public async Task TestMethodUnprotectedUseWithIntrinsicsHelperAttribute()
         {
             var test = BoilerPlate + @"
@@ -129,6 +131,7 @@ static void FuncGood()
         }
 
         [Fact]
+        [SkipOnPlatform(TestPlatforms.LinuxBionic, "https://github.com/dotnet/runtime/issues/93103")]
         public async Task TestMethodUnprotectedUseWithIntrinsicsHelperAttributeComplex()
         {
             var test = BoilerPlate + @"
@@ -154,6 +157,7 @@ static void FuncGood()
         }
 
         [Fact]
+        [SkipOnPlatform(TestPlatforms.LinuxBionic, "https://github.com/dotnet/runtime/issues/93103")]
         public async Task TestMethodUnprotectedUseInLocalFunctionWithIntrinsicsHelperAttributeNotOnLocalFunction()
         {
             var test = BoilerPlate + @"
@@ -179,6 +183,7 @@ static void LocalFunc()
         }
 
         [Fact]
+        [SkipOnPlatform(TestPlatforms.LinuxBionic, "https://github.com/dotnet/runtime/issues/93103")]
         public async Task TestMethodUnprotectedUseInLambdaWithIntrinsicsHelperAttributeOnOuterFunction()
         {
             var test = BoilerPlate + @"
@@ -204,6 +209,7 @@ static void FuncBad()
         }
 
         [Fact]
+        [SkipOnPlatform(TestPlatforms.LinuxBionic, "https://github.com/dotnet/runtime/issues/93103")]
         public async Task TestMethodUnprotectedUseInLocalFunctionWithIntrinsicsHelperAttributeOnLocalFunction()
         {
             var test = BoilerPlate + @"
@@ -229,6 +235,7 @@ static void LocalFunc()
         }
 
         [Fact]
+        [SkipOnPlatform(TestPlatforms.LinuxBionic, "https://github.com/dotnet/runtime/issues/93103")]
         public async Task TestMethodUnprotectedNestedTypeUse()
         {
             var test = BoilerPlate + @"
@@ -268,6 +275,7 @@ static void FuncGood()
 
 
         [Fact]
+        [SkipOnPlatform(TestPlatforms.LinuxBionic, "https://github.com/dotnet/runtime/issues/93103")]
         public async Task TestMethodWithIfStatementButWithInadequateHelperMethodAttribute()
         {
             var test = BoilerPlate + @"
@@ -309,6 +317,7 @@ static void FuncBad()
         }
 
         [Fact]
+        [SkipOnPlatform(TestPlatforms.LinuxBionic, "https://github.com/dotnet/runtime/issues/93103")]
         public async Task TestMethodWithIfStatementWithNestedAndBaseTypeLookupRequired()
         {
             var test = BoilerPlate + @"
@@ -328,6 +337,7 @@ static void FuncGood()
         }
 
         [Fact]
+        [SkipOnPlatform(TestPlatforms.LinuxBionic, "https://github.com/dotnet/runtime/issues/93103")]
         public async Task TestMethodWithTernaryOperator()
         {
             var test = BoilerPlate + @"
@@ -346,6 +356,7 @@ static bool FuncGood()
         }
 
         [Fact]
+        [SkipOnPlatform(TestPlatforms.LinuxBionic, "https://github.com/dotnet/runtime/issues/93103")]
         public async Task TestMethodWithIfStatementWithOrOperationCase()
         {
             var test = BoilerPlate + @"
@@ -375,6 +386,7 @@ static void FuncGood()
         }
 
         [Fact]
+        [SkipOnPlatform(TestPlatforms.LinuxBionic, "https://github.com/dotnet/runtime/issues/93103")]
         public async Task TestMethodWithIfStatementWithOrOperationCaseWithImplicationProcessingRequired()
         {
             var test = BoilerPlate + @"
@@ -404,6 +416,7 @@ static void FuncGood()
         }
 
         [Fact]
+        [SkipOnPlatform(TestPlatforms.LinuxBionic, "https://github.com/dotnet/runtime/issues/93103")]
         public async Task TestMethodWithIfStatementAroundLocalFunctionDefinition()
         {
             var test = BoilerPlate + @"
@@ -433,6 +446,7 @@ void LocalFunction()
         }
 
         [Fact]
+        [SkipOnPlatform(TestPlatforms.LinuxBionic, "https://github.com/dotnet/runtime/issues/93103")]
         public async Task TestMethodWithIfStatementAroundLambdaFunctionDefinition()
         {
             var test = BoilerPlate + @"
@@ -459,6 +473,7 @@ static void FuncGood()
         }
 
         [Fact]
+        [SkipOnPlatform(TestPlatforms.LinuxBionic, "https://github.com/dotnet/runtime/issues/93103")]
         public async Task TestHelperMethodsCanOnlyBeCalledWithAppropriateIsSupportedChecksError()
         {
             var test = BoilerPlate + @"
@@ -509,6 +524,7 @@ static void FuncBad()
             await VerifyCS.VerifyAnalyzerAsync(test, expected, expected2, expected3, expected4, expected5);
         }
         [Fact]
+        [SkipOnPlatform(TestPlatforms.LinuxBionic, "https://github.com/dotnet/runtime/issues/93103")]
         public async Task TestHelperMethodsCanOnlyBeCalledWithAppropriateIsSupportedChecksSuccess()
         {
             var test = BoilerPlate + @"
@@ -549,6 +565,7 @@ static void FuncGood()
         }
 
         [Fact]
+        [SkipOnPlatform(TestPlatforms.LinuxBionic, "https://github.com/dotnet/runtime/issues/93103")]
         public async Task TestHelperMethodsUnrelatedPropertyDoesntHelp()
         {
             var test = BoilerPlate + @"
@@ -579,6 +596,7 @@ static void FuncBad()
         }
 
         [Fact]
+        [SkipOnPlatform(TestPlatforms.LinuxBionic, "https://github.com/dotnet/runtime/issues/93103")]
         public async Task TestHelperMethodsWithHelperProperty()
         {
             var test = BoilerPlate + @"
@@ -609,6 +627,7 @@ static void FuncGood()
 
 
         [Fact]
+        [SkipOnPlatform(TestPlatforms.LinuxBionic, "https://github.com/dotnet/runtime/issues/93103")]
         public async Task TestMethodUseOfIntrinsicsFromWithinOtherMethodOnIntrinsicType()
         {
             var test = @"
diff --git a/src/libraries/System.Runtime.Caching/tests/System.Runtime.Caching/MemoryCacheTest.cs b/src/libraries/System.Runtime.Caching/tests/System.Runtime.Caching/MemoryCacheTest.cs
index 8d05eab92635eb..ef5a6c04d45db1 100644
--- a/src/libraries/System.Runtime.Caching/tests/System.Runtime.Caching/MemoryCacheTest.cs
+++ b/src/libraries/System.Runtime.Caching/tests/System.Runtime.Caching/MemoryCacheTest.cs
@@ -1510,6 +1510,7 @@ public class MemoryCacheTestExpires4
         public static bool SupportsPhysicalMemoryMonitor => MemoryCacheTest.SupportsPhysicalMemoryMonitor;
 
         [ConditionalFact(nameof(SupportsPhysicalMemoryMonitor))]
+        [SkipOnPlatform(TestPlatforms.LinuxBionic, "https://github.com/dotnet/runtime/issues/93106")]
         public async Task TestCacheShrink()
         {
             const int HEAP_RESIZE_THRESHOLD = 8192 + 2;
@@ -1569,6 +1570,7 @@ public class MemoryCacheTestExpires5
         public static bool SupportsPhysicalMemoryMonitor => MemoryCacheTest.SupportsPhysicalMemoryMonitor;
 
         [ConditionalFact(nameof(SupportsPhysicalMemoryMonitor))]
+        [SkipOnPlatform(TestPlatforms.LinuxBionic, "https://github.com/dotnet/runtime/issues/93106")]
         public async Task TestCacheExpiryOrdering()
         {
             var config = new NameValueCollection();