Android WebSocket failure

[ManickaP]

Build Information

Build: https://dev.azure.com/dnceng-public/cbb18261-c48f-4abb-8651-8cdcb5474649/_build/results?buildId=1197968
Build error leg or test failing: System.Net.WebSockets.Client.Tests.WorkItemExecution
Pull request: #120716

Error Message

Fill the error message using step by step known issues guidance.

{
  "ErrorMessage": "[FAIL] System.Net.WebSockets.Client.Tests",
  "ErrorPattern": "",
  "BuildRetry": false,
  "ExcludeConsoleLog": false
}

Known issue validation

Build: 🔎 https://dev.azure.com/dnceng-public/public/_build/results?buildId=1197968
Error message validated: [[FAIL] System.Net.WebSockets.Client.Tests]
Result validation: ✅ Known issue matched with the provided build.
Validation performed at: 11/11/2025 7:46:28 AM UTC

Report

Build	Repository	Test	Pull Request
1534812	dotnet/runtime	System.Net.WebSockets.Client.Tests.WorkItemExecution	#131648
1534426	dotnet/runtime	System.Net.WebSockets.Client.Tests.WorkItemExecution	#131593
1532745	dotnet/runtime	System.Net.WebSockets.Client.Tests.WorkItemExecution	#131571
1532204	dotnet/runtime	System.Net.WebSockets.Client.Tests.WorkItemExecution	#131024
1531891	dotnet/runtime	System.Net.WebSockets.Client.Tests.WorkItemExecution	#131544
1531548	dotnet/runtime	System.Net.WebSockets.Client.Tests.WorkItemExecution	#131481
1530245	dotnet/runtime	System.Net.WebSockets.Client.Tests.WorkItemExecution	#131489
1529572	dotnet/runtime	System.Net.WebSockets.Client.Tests.WorkItemExecution	#131458
1528007	dotnet/runtime	System.Net.WebSockets.Client.Tests.WorkItemExecution	#128626
1527700	dotnet/runtime	System.Net.WebSockets.Client.Tests.WorkItemExecution
1527109	dotnet/runtime	System.Net.WebSockets.Client.Tests.WorkItemExecution	#131387
1526936	dotnet/runtime	System.Net.WebSockets.Client.Tests.WorkItemExecution
1526281	dotnet/runtime	System.Net.WebSockets.Client.Tests.WorkItemExecution
1524472	dotnet/runtime	System.Net.WebSockets.Client.Tests.WorkItemExecution
1523830	dotnet/runtime	WasmTestOnChrome-ST-System.Net.WebSockets.Client.Tests.WorkItemExecution	#131278
1523812	dotnet/runtime	System.Net.WebSockets.Client.Tests.WorkItemExecution	#131115
1522990	dotnet/runtime	System.Net.WebSockets.Client.Tests.WorkItemExecution	#131251
1522836	dotnet/runtime	System.Net.WebSockets.Client.Tests.WorkItemExecution
1522652	dotnet/runtime	System.Net.WebSockets.Client.Tests.WorkItemExecution	#130367
1522426	dotnet/runtime	System.Net.WebSockets.Client.Tests.WorkItemExecution	#131239
1520718	dotnet/runtime	System.Net.WebSockets.Client.Tests.WorkItemExecution	#129019
1519262	dotnet/runtime	System.Net.WebSockets.Client.Tests.WorkItemExecution	#131080
1518977	dotnet/runtime	System.Net.WebSockets.Client.Tests.WorkItemExecution	#124721
1519047	dotnet/runtime	System.Net.WebSockets.Client.Tests.WorkItemExecution	#130838
1518068	dotnet/runtime	System.Net.WebSockets.Client.Tests.WorkItemExecution	#130622
1518037	dotnet/runtime	System.Net.WebSockets.Client.Tests.WorkItemExecution	#131084
1516995	dotnet/runtime	System.Net.WebSockets.Client.Tests.WorkItemExecution
1516704	dotnet/runtime	System.Net.WebSockets.Client.Tests.WorkItemExecution	#130207
1515591	dotnet/runtime	System.Net.WebSockets.Client.Tests.WorkItemExecution	#130754
1515324	dotnet/runtime	System.Net.WebSockets.Client.Tests.WorkItemExecution	#130938
1513625	dotnet/runtime	System.Net.WebSockets.Client.Tests.WorkItemExecution	#130930
1513305	dotnet/runtime	System.Net.WebSockets.Client.Tests.WorkItemExecution	#130913
1513187	dotnet/runtime	System.Net.WebSockets.Client.Tests.WorkItemExecution	#130892
1511317	dotnet/runtime	System.Net.WebSockets.Client.Tests.CancelTest_SharedHandler_Loopback.ConnectAsync_Cancel_ThrowsCancellationException	#129690
1510216	dotnet/runtime	System.Net.WebSockets.Client.Tests.WorkItemExecution	#130688
1508656	dotnet/runtime	System.Net.WebSockets.Client.Tests.WorkItemExecution	#129651
1508524	dotnet/runtime	System.Net.WebSockets.Client.Tests.WorkItemExecution	#130635
1507536	dotnet/runtime	System.Net.WebSockets.Client.Tests.WorkItemExecution	#130663
1505820	dotnet/runtime	System.Net.WebSockets.Client.Tests.WorkItemExecution	#130300
1505374	dotnet/runtime	System.Net.WebSockets.Client.Tests.WorkItemExecution
1503964	dotnet/runtime	System.Security.Tests.SecureStringTests.Grow_Large	#129634
1503363	dotnet/runtime	System.Net.WebSockets.Client.Tests.WorkItemExecution	#130484
1501757	dotnet/runtime	System.Net.WebSockets.Client.Tests.WorkItemExecution	#130421
1501706	dotnet/runtime	System.Net.WebSockets.Client.Tests.WorkItemExecution	#129634
1501202	dotnet/runtime	System.Net.WebSockets.Client.Tests.WorkItemExecution
1498822	dotnet/runtime	System.Net.WebSockets.Client.Tests.WorkItemExecution	#130317
1498148	dotnet/runtime	System.Net.WebSockets.Client.Tests.CancelTest_SharedHandler_Loopback.SendAsync_Cancel_Success	#129690
1498109	dotnet/runtime	System.Net.WebSockets.Client.Tests.WorkItemExecution	#130104
1498040	dotnet/runtime	System.Net.WebSockets.Client.Tests.WorkItemExecution	#130275
1497980	dotnet/runtime	System.Net.WebSockets.Client.Tests.WorkItemExecution	#130140
1497606	dotnet/runtime	System.Net.WebSockets.Client.Tests.WorkItemExecution	#130168
1497474	dotnet/runtime	System.Net.WebSockets.Client.Tests.WorkItemExecution	#129717
1496835	dotnet/runtime	System.Net.WebSockets.Client.Tests.WorkItemExecution	#129845
1496725	dotnet/runtime	System.Net.WebSockets.Client.Tests.WorkItemExecution	#130252
1496266	dotnet/runtime	System.Net.WebSockets.Client.Tests.WorkItemExecution
1496209	dotnet/runtime	System.Net.WebSockets.Client.Tests.WorkItemExecution
1496118	dotnet/runtime	System.Net.WebSockets.Client.Tests.WorkItemExecution	#129935
1496069	dotnet/runtime	System.Net.WebSockets.Client.Tests.WorkItemExecution	#130252
1495609	dotnet/runtime	System.Net.WebSockets.Client.Tests.WorkItemExecution	#128375
1495495	dotnet/runtime	System.Net.WebSockets.Client.Tests.WorkItemExecution	#129915
1494509	dotnet/runtime	System.Net.WebSockets.Client.Tests.WorkItemExecution	#130205
1493084	dotnet/runtime	System.Net.WebSockets.Client.Tests.WorkItemExecution	#129845

Summary

24-Hour Hit Count	7-Day Hit Count	1-Month Count
0	12	62

[ManickaP]

Full details in https://helixr1107v0xdcypoyl9e7f.blob.core.windows.net/dotnet-runtime-refs-pull-120716-merge-b5c787ac89da4718ab/System.Net.WebSockets.Client.Tests/2/console.f54a922f.log?skoid=8eda00af-b5ec-4be9-b69b-0919a2338892&sktid=72f988bf-86f1-41af-91ab-2d7cd011db47&skt=2025-11-11T07%3A43%3A14Z&ske=2025-11-11T08%3A43%3A14Z&sks=b&skv=2024-11-04&sv=2024-11-04&st=2025-11-11T07%3A43%3A14Z&se=2025-11-11T08%3A43%3A14Z&sr=c&sp=r&sig=r0hKkTk6vsHw2nvHbzbqipA7ppG%2FyhmDfCG%2FU8itJ0U%3D:

11-09 00:05:24.831 11577 18616 I DOTNET  : System.Net.WebSockets.Client.Tests.CloseTest_SharedHandler_Loopback 9.7290199 ms
                 11-09 00:05:24.848 11577 18616 I DOTNET  : Failed tests:
                 11-09 00:05:24.849 11577 18616 I DOTNET  : 1) 	[FAIL] System.Net.WebSockets.Client.Tests.CancelTest_SharedHandler_Loopback.SendAsync_Cancel_Success   Test name: System.Net.WebSockets.Client.Tests.CancelTest_SharedHandler_Loopback.SendAsync_Cancel_Success(useSsl: False)   Test case: System.Net.WebSockets.Client.Tests.CancelTest_SharedHandler_Loopback.SendAsync_Cancel_Success
                 11-09 00:05:24.849 11577 18616 I DOTNET  :    Assembly:  [System.Net.WebSockets.Client.Tests, Version=10.0.0.0, Culture=neutral, PublicKeyToken=cc7b13ffcd2ddd51]
                 11-09 00:05:24.849 11577 18616 I DOTNET  :    Exception messages: Actual Open when System.Threading.Tasks.TaskCanceledException: A task was canceled.
                 11-09 00:05:24.849 11577 18616 I DOTNET  :    at System.Net.WebSockets.ManagedWebSocket.SendFrameFallbackAsync(MessageOpcode opcode, Boolean endOfMessage, Boolean disableCompression, ReadOnlyMemory`1 payloadBuffer, Task lockTask, CancellationToken cancellationToken)
                 11-09 00:05:24.849 11577 18616 I DOTNET  :    at System.Net.WebSockets.Client.Tests.ClientWebSocketTestBase.TestCancellation(Func`2 action, Uri server)   Exception stack traces:    at System.Net.WebSockets.Client.Tests.ClientWebSocketTestBase.TestCancellation(Func`2 action, Uri server)
                 11-09 00:05:24.849 11577 18616 I DOTNET  :    at System.Net.WebSockets.Client.Tests.CancelTestBase.RunClient_SendAsync_Cancel_Success(Uri server)
                 11-09 00:05:24.849 11577 18616 I DOTNET  :    at System.Net.WebSockets.Client.Tests.LoopbackWebSocketServer.<>c__DisplayClass1_0.<<RunAsync>b__0>d.MoveNext()
                 11-09 00:05:24.849 11577 18616 I DOTNET  : --- End of stack trace from previous location ---
                 11-09 00:05:24.849 11577 18616 I DOTNET  :    at System.Threading.Tasks.TaskTimeoutExtensions.GetRealException(Task task)
                 11-09 00:05:24.849 11577 18616 I DOTNET  : --- End of stack trace from previous location ---
                 11-09 00:05:24.849 11577 18616 I DOTNET  :    at System.Threading.Tasks.TaskTimeoutExtensions.WhenAllOrAnyFailed(Task[] tasks)
                 11-09 00:05:24.849 11577 18616 I DOTNET  :    at System.Threading.Tasks.TaskTimeoutExtensions.WhenAllOrAnyFailed(Task[] tasks, Int32 millisecondsTimeout)
                 11-09 00:05:24.849 11577 18616 I DOTNET  :    at System.Net.WebSockets.Client.Tests.LoopbackWebSocketServer.HttpRunner.RunAsync(Func`2 clientFunc, Func`3 wsServerFunc, Options options, CancellationToken clientExitCt, CancellationToken globalCt)
                 11-09 00:05:24.849 11577 18616 I DOTNET  : --- End of stack trace from previous location ---
                 11-09 00:05:24.849 11577 18616 I DOTNET  :    Execution time: 0.1041653
                 11-09 00:05:24.856 11577 18616 D DOTNET  : Mapped System.Xml.ReaderWriter.dll -> /data/user/0/net.dot.System.Net.WebSockets.Client.Tests/files/System.Xml.ReaderWriter.dll
                 11-09 00:05:24.904 11577 18616 I DOTNET  : Xml file was written to the provided writer.
                 11-09 00:05:24.904 11577 18616 I DOTNET  : 
                 11-09 00:05:24.904 11577 18616 I DOTNET  : === TEST EXECUTION SUMMARY ===
                 11-09 00:05:24.904 11577 18616 I DOTNET  : Tests run: 863 Passed: 662 Inconclusive: 0 Failed: 1 Ignored: 178 Skipped: 22

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Tagging subscribers to 'arch-android': @vitek-karas, @simonrozsival, @steveisok, @akoeplinger
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[michaellinhq]

Hi, I reviewed 'Android WebSocket failure' and can start immediately. I can deliver a first usable version quickly and iterate based on your feedback. If this scope still matches your priority, I can proceed right away.

[michaellinhq]

Hi, I reviewed 'Android WebSocket failure' and can start immediately. I can deliver a first usable version quickly and iterate based on your feedback. If this scope still matches your priority, I can proceed right away.