Microsoft.Extensions.Hosting.Tests.BackgroundServiceExceptionTests.BackgroundService_AsynchronousException_StopAsync_ThrowsException failed

[jkoritzinsky]

Build Information

Build: https://dev.azure.com/dnceng-public/cbb18261-c48f-4abb-8651-8cdcb5474649/_build/results?buildId=1335023
Build error leg or test failing: Microsoft.Extensions.Hosting.Tests.BackgroundServiceExceptionTests.BackgroundService_AsynchronousException_StopAsync_ThrowsException
Pull request: #124352

Error Message

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

{
  "ErrorMessage": "at Microsoft.Extensions.Hosting.Tests.BackgroundServiceExceptionTests.BackgroundService_AsynchronousException_StopAsync_ThrowsException() in /_/src/libraries/Microsoft.Extensions.Hosting/tests/UnitTests/BackgroundServiceExceptionTests.cs:line 84",
  "ErrorPattern": "",
  "BuildRetry": false,
  "ExcludeConsoleLog": false
}

Known issue validation

Build: 🔎 https://dev.azure.com/dnceng-public/public/_build/results?buildId=1335023
Error message validated: [at Microsoft.Extensions.Hosting.Tests.BackgroundServiceExceptionTests.BackgroundService_AsynchronousException_StopAsync_ThrowsException() in /_/src/libraries/Microsoft.Extensions.Hosting/tests/UnitTests/BackgroundServiceExceptionTests.cs:line 84]
Result validation: ✅ Known issue matched with the provided build.
Validation performed at: 3/14/2026 4:31:53 AM UTC

Report

Build	Definition	Test	Pull Request
1338637	dotnet/runtime	Microsoft.Extensions.Hosting.Tests.BackgroundServiceExceptionTests.BackgroundService_AsynchronousException_StopAsync_ThrowsException	#125519
1338092	dotnet/runtime	Microsoft.Extensions.Hosting.Tests.BackgroundServiceExceptionTests.BackgroundService_AsynchronousException_StopAsync_ThrowsException	#125557
1338128	dotnet/runtime	Microsoft.Extensions.Hosting.Tests.BackgroundServiceExceptionTests.BackgroundService_AsynchronousException_StopAsync_ThrowsException	#125593
1338073	dotnet/runtime	Microsoft.Extensions.Hosting.Tests.BackgroundServiceExceptionTests.BackgroundService_AsynchronousException_StopAsync_ThrowsException	#125634
1338169	dotnet/runtime	Microsoft.Extensions.Hosting.Tests.BackgroundServiceExceptionTests.BackgroundService_AsynchronousException_StopAsync_ThrowsException	#124352
1337989	dotnet/runtime	Microsoft.Extensions.Hosting.Tests.BackgroundServiceExceptionTests.BackgroundService_AsynchronousException_StopAsync_ThrowsException	#125422
1337930	dotnet/runtime	Microsoft.Extensions.Hosting.Tests.BackgroundServiceExceptionTests.BackgroundService_AsynchronousException_StopAsync_ThrowsException	#125463
1337501	dotnet/runtime	Microsoft.Extensions.Hosting.Tests.BackgroundServiceExceptionTests.BackgroundService_AsynchronousException_StopAsync_ThrowsException	#125288
1337313	dotnet/runtime	Microsoft.Extensions.Hosting.Tests.BackgroundServiceExceptionTests.BackgroundService_AsynchronousException_StopAsync_ThrowsException	#124782
1336617	dotnet/runtime	Microsoft.Extensions.Hosting.Tests.BackgroundServiceExceptionTests.BackgroundService_AsynchronousException_StopAsync_ThrowsException	#125596
1337177	dotnet/runtime	Microsoft.Extensions.Hosting.Tests.BackgroundServiceExceptionTests.BackgroundService_AsynchronousException_StopAsync_ThrowsException	#125481
1337081	dotnet/runtime	Microsoft.Extensions.Hosting.Tests.BackgroundServiceExceptionTests.BackgroundService_AsynchronousException_StopAsync_ThrowsException	#125053
1336754	dotnet/runtime	Microsoft.Extensions.Hosting.Tests.BackgroundServiceExceptionTests.BackgroundService_AsynchronousException_StopAsync_ThrowsException	#125482
1336271	dotnet/runtime	Microsoft.Extensions.Hosting.Tests.BackgroundServiceExceptionTests.BackgroundService_AsynchronousException_StopAsync_ThrowsException	#125581
1336251	dotnet/runtime	Microsoft.Extensions.Hosting.Tests.BackgroundServiceExceptionTests.BackgroundService_AsynchronousException_StopAsync_ThrowsException	#125386
1336092	dotnet/runtime	Microsoft.Extensions.Hosting.Tests.BackgroundServiceExceptionTests.BackgroundService_AsynchronousException_StopAsync_ThrowsException	#125555
1335931	dotnet/runtime	Microsoft.Extensions.Hosting.Tests.BackgroundServiceExceptionTests.BackgroundService_AsynchronousException_StopAsync_ThrowsException	#125274
1335920	dotnet/runtime	Microsoft.Extensions.Hosting.Tests.BackgroundServiceExceptionTests.BackgroundService_AsynchronousException_StopAsync_ThrowsException	#125569
1335742	dotnet/runtime	Microsoft.Extensions.Hosting.Tests.BackgroundServiceExceptionTests.BackgroundService_AsynchronousException_StopAsync_ThrowsException	#125559
1335318	dotnet/runtime	Microsoft.Extensions.Hosting.Tests.BackgroundServiceExceptionTests.BackgroundService_AsynchronousException_StopAsync_ThrowsException	#124139
1335023	dotnet/runtime	Microsoft.Extensions.Hosting.Tests.BackgroundServiceExceptionTests.BackgroundService_AsynchronousException_StopAsync_ThrowsException	#124352
1334411	dotnet/runtime	Microsoft.Extensions.Hosting.Tests.BackgroundServiceExceptionTests.BackgroundService_AsynchronousException_StopAsync_ThrowsException	#125372

Summary

24-Hour Hit Count	7-Day Hit Count	1-Month Count
12	22	22

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[VincentBu]

Failed in: runtime-coreclr libraries-jitstress 20260315.1

Failed tests:

net11.0-linux-Release-arm-jitstress2_tiered-(Debian.13.Arm32.Open)AzureLinux.3.Arm64.Open@mcr.microsoft.com/dotnet-buildtools/prereqs:debian-13-helix-arm32v7
- Microsoft.Extensions.Hosting.Tests.BackgroundServiceExceptionTests.BackgroundService_AsynchronousException_StopAsync_ThrowsException

Error message:

Assert.Throws() Failure: No exception was thrown
Expected: typeof(System.InvalidOperationException)

Stack trace:

   at Microsoft.Extensions.Hosting.Tests.BackgroundServiceExceptionTests.BackgroundService_AsynchronousException_StopAsync_ThrowsException() in /_/src/libraries/Microsoft.Extensions.Hosting/tests/UnitTests/BackgroundServiceExceptionTests.cs:line 84
--- End of stack trace from previous location ---