System.Net.WebSockets.Client.Tests WorkItem crash

[CarnaViire]

One-off crash 30-06-2025 on net10.0-linux-Release-x64-CoreCLR_Release-Ubuntu.2204.Amd64.Open

Unhandled exception. System.InvalidOperationException: Operation is not valid due to the current state of the object.
   at System.Net.Http.Http2Connection.Http2Stream.System.Threading.Tasks.Sources.IValueTaskSource.OnCompleted(Action`1 continuation, Object state, Int16 token, ValueTaskSourceOnCompletedFlags flags) in /_/src/libraries/System.Net.Http/src/System/Net/Http/SocketsHttpHandler/Http2Stream.cs:line 1418
   at System.Runtime.CompilerServices.AsyncTaskMethodBuilder`1.AwaitUnsafeOnCompleted[TAwaiter](TAwaiter& awaiter, IAsyncStateMachineBox box) in /_/src/libraries/System.Private.CoreLib/src/System/Runtime/CompilerServices/AsyncTaskMethodBuilderT.cs:line 106
--- End of stack trace from previous location ---
   at System.Threading.Tasks.Task.<>c.<ThrowAsync>b__124_1(Object state) in /_/src/libraries/System.Private.CoreLib/src/System/Threading/Tasks/Task.cs:line 1926
   at System.Threading.ThreadPoolWorkQueue.Dispatch() in /_/src/libraries/System.Private.CoreLib/src/System/Threading/ThreadPoolWorkQueue.cs:line 1154
   at System.Threading.PortableThreadPool.WorkerThread.WorkerThreadStart() in /_/src/libraries/System.Private.CoreLib/src/System/Threading/PortableThreadPool.WorkerThread.cs:line 118
   at System.Threading.Thread.StartCallback() in /_/src/coreclr/System.Private.CoreLib/src/System/Threading/Thread.CoreCLR.cs:line 104

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[CarnaViire]

Triage: Doesn't repro neither in CI nor locally so far, pushing to 11