[release/9.0][mono] GC_Features runtime test crash

[matouskozak]

Build Information

Build: https://dev.azure.com/dnceng-public/public/_build/results?buildId=1013909
Build error leg or test failing: GC_Features
Affected CI: iOS/tvOS device + simulator

The range of commits when the regression was introduced is 7a148c6...703efd5

Crash log:

[19:10:02] dbug: 2025-04-11 19:10:02.404371-0400 GC_Features[1137:1113743] System.ArgumentNullException: Value cannot be null. (Parameter 'path1')
[19:10:02] dbug: at System.ArgumentNullException.Throw(String paramName)
[19:10:02] dbug: at System.ArgumentNullException.ThrowIfNull(Object argument, String paramName)
[19:10:02] dbug: 2025-04-11 19:10:02.405960-0400 GC_Features[1137:1113743]    at System.IO.Path.Combine(String path1, String path2)
[19:10:02] dbug: at BridgeTester.RunTests()
[19:10:02] dbug: at __GeneratedMainWrapper.Main()

Error Message

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

{
  "ErrorMessage": "System.ArgumentNullException: Value cannot be null. (Parameter 'path1')",
  "BuildRetry": false,
  "ExcludeConsoleLog": false
}

Known issue validation

Build: 🔎 https://dev.azure.com/dnceng-public/public/_build/results?buildId=1013909
Error message validated: [System.ArgumentNullException: Value cannot be null. (Parameter 'path1')]
Result validation: ✅ Known issue matched with the provided build.
Validation performed at: 4/14/2025 3:51:47 PM UTC

Report

Build	Definition	Test	Pull Request
1013909	dotnet/runtime	GC_Features.WorkItemExecution

Summary

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

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Tagging subscribers to 'os-ios': @vitek-karas, @kotlarmilos, @ivanpovazan, @steveisok, @akoeplinger
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[matouskozak]

Could it be caused by #114391? cc: @BrzVlad @filipnavara

[filipnavara]

Could it be caused by #114391?

Maybe. Similar error happened on WASM. It's fine to disable the test on iOS-like platforms since it's not relevant there.

The weird thing is that I would expect to see the same failures on main.

[matouskozak]

main rolling build is clean https://dev.azure.com/dnceng-public/public/_build/results?buildId=1015355&view=results. Not sure about what other changes went there.