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JIT/Regression_2 test failures: No file descriptors available #115640

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@SakeTao

Description

@SakeTao

Failed in: runtime-coreclr outerloop 20250515.2

Failed tests:

coreclr linux x64 Checked @ (Alpine.321.Amd64.Open)azurelinux.3.amd64.open@mcr.microsoft.com/dotnet-buildtools/prereqs:alpine-3.21-helix-amd64
    - JIT/Regression/JitBlue/Runtime_95315/Runtime_95315/Runtime_95315.cmd

Error message:

 Test Infrastructure Failure: System.ComponentModel.Win32Exception (24): An error occurred trying to start process '/bin/bash' with working directory '/root/helix/work/workitem/e/JIT/Regression/Regression_2'. No file descriptors available
   at System.Diagnostics.Process.StartCore(ProcessStartInfo startInfo)
   at System.Diagnostics.Process.Start()
   at CoreclrTestLib.CoreclrTestWrapperLib.RunTest(String executable, String outputFile, String errorFile, String category, String testBinaryBase, String outputDir)
   at TestLibrary.OutOfProcessTest.RunOutOfProcessTest(String assemblyPath, String testPathPrefix)

Stack trace:

   at Xunit.Assert.Fail(String message)
   at TestLibrary.OutOfProcessTest.RunOutOfProcessTest(String assemblyPath, String testPathPrefix)
   at Program.<<Main>$>g__TestExecutor637|0_638(StreamWriter tempLogSw, StreamWriter statsCsvSw, <>c__DisplayClass0_0&)

Known Issue Error Message

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

{
  "ErrorMessage": "",
  "ErrorPattern": "Test Infrastructure Failure.*Regression_2.*No file descriptors available",
  "BuildRetry": false,
  "ExcludeConsoleLog": false
}

Known issue validation

Build: 🔎 https://dev.azure.com/dnceng-public/public/_build/results?buildId=1042759
Error message validated: [Test Infrastructure Failure.*Regression_2.*No file descriptors available]
Result validation: ✅ Known issue matched with the provided build.
Validation performed at: 5/26/2025 12:49:18 AM UTC

Report

Build Definition Test Pull Request
1051749 dotnet/runtime JIT/Regression/JitBlue/Runtime_95315/Runtime_95315/Runtime_95315.cmd
1051531 dotnet/runtime JIT/Regression/JitBlue/Runtime_95315/Runtime_95315/Runtime_95315.cmd
1051443 dotnet/runtime JIT/Regression/JitBlue/Runtime_95315/Runtime_95315/Runtime_95315.cmd
1051121 dotnet/runtime JIT/Regression/JitBlue/Runtime_95315/Runtime_95315/Runtime_95315.cmd
1051098 dotnet/runtime JIT/Regression/JitBlue/Runtime_95315/Runtime_95315/Runtime_95315.cmd #115985
1050821 dotnet/runtime JIT/Regression/JitBlue/Runtime_95315/Runtime_95315/Runtime_95315.cmd #115957
1050818 dotnet/runtime JIT/Regression/JitBlue/Runtime_95315/Runtime_95315/Runtime_95315.cmd
1042759 dotnet/runtime JIT/Regression/JitBlue/Runtime_95315/Runtime_95315/Runtime_95315.cmd

Summary

24-Hour Hit Count 7-Day Hit Count 1-Month Count
3 7 8

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    Known Build ErrorUse this to report build issues in the .NET Helix tabarch-x64area-CodeGen-coreclrCLR JIT compiler in src/coreclr/src/jit and related components such as SuperPMIblocking-clean-ci-optionalBlocking optional rolling runsblocking-outerloopBlocking the 'runtime-coreclr outerloop' and 'runtime-libraries-coreclr outerloop' runsos-linuxLinux OS (any supported distro)

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