Test failure: System.Net.Security.Tests.NegotiateAuthenticationKerberosTest.ChannelBindings_Matching_Unique_Succeeds

[VincentBu]

Failed in: runtime-coreclr libraries-pgo 20260830.1

Failed tests:

net11.0-linux-Release-arm-fullpgo_random_gdv-(Debian.13.Arm32.Open)AzureLinux.3.Arm64.Open@mcr.microsoft.com/dotnet-buildtools/prereqs:debian-13-helix-arm32v7@sha256:2ac4e961986424981bcbeb590b61c6db413bf7565d310c5e7ab13dfbedb2ee9d
- System.Net.Security.Tests.NegotiateAuthenticationKerberosTest.ChannelBindings_Matching_Unique_Succeeds

Error message:

Microsoft.DotNet.RemoteExecutor.RemoteExecutionException : Remote process failed with an unhandled exception.

Stack trace:

Child exception:
  Xunit.Sdk.EqualException: Assert.Equal() Failure: Values differ
Expected: Completed
Actual:   UnknownCredentials
   at System.Net.Security.Tests.NegotiateAuthenticationKerberosTest.RunMatching(ChannelBindingKind kind) in /_/src/libraries/System.Net.Security/tests/FunctionalTests/NegotiateAuthenticationKerberosTest.ChannelBindings.cs:line 77
   at System.Net.Security.Tests.NegotiateAuthenticationKerberosTest.<>c.<RunMatchingTest>b__9_1() in /_/src/libraries/System.Net.Security/tests/FunctionalTests/NegotiateAuthenticationKerberosTest.ChannelBindings.cs:line 38
   at System.RuntimeMethodHandle.InvokeMethod(ObjectHandleOnStack target, Void** arguments, ObjectHandleOnStack sig, BOOL isConstructor, ObjectHandleOnStack result)
   at System.RuntimeMethodHandle.InvokeMethod(ObjectHandleOnStack target, Void** arguments, ObjectHandleOnStack sig, BOOL isConstructor, ObjectHandleOnStack result)
   at System.RuntimeMethodHandle.InvokeMethod(Object target, Void** arguments, Signature sig, Boolean isConstructor) in /_/src/coreclr/System.Private.CoreLib/src/System/RuntimeHandles.cs:line 1187
   at System.Reflection.MethodBaseInvoker.InterpretedInvoke_Method(Object obj, IntPtr* args) in /_/src/coreclr/System.Private.CoreLib/src/System/Reflection/MethodBaseInvoker.CoreCLR.cs:line 37
   at System.Reflection.MethodBaseInvoker.InvokeWithNoArgs(Object obj, BindingFlags invokeAttr) in /_/src/libraries/System.Private.CoreLib/src/System/Reflection/MethodBaseInvoker.cs:line 57

Child process:
  System.Net.Security.Tests, Version=11.0.0.0, Culture=neutral, PublicKeyToken=cc7b13ffcd2ddd51 System.Net.Security.Tests.NegotiateAuthenticationKerberosTest+<>c Void <RunMatchingTest>b__9_1()

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