[ci-scan] Test failure: StackReferenceDumpTests VirtualReadException in CdacXPlatDumpTest on linux_arm

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Build Information

Build: https://dev.azure.com/dnceng-public/public/_build/results?buildId=1423045
Build error leg or test failing: linux-x64 release CdacXPlatDumpTest - StackReferenceDumpTests

Error Details

StackReferenceDumpTests.WalkStackReferences_ReturnsWithoutThrowing and WalkStackReferences_RefsHaveValidSourceInfo fail in runtime-diagnostics (definition 309) with VirtualReadException when processing linux_arm dumps via R2R ReadyToRunJitManager.GetExceptionClauses.

Related: #128195 (covers InterpreterStackDumpTests with same exception type but different test class)

Failing work items: CdacXPlatDumpTests_host_linux_x64_dumps_linux_arm, CdacXPlatDumpTests_host_linux_x64_dumps_windows_arm64, CdacXPlatDumpTests_host_linux_x64_dumps_windows_x64 (and corresponding legs in other platform jobs). 6 CdacXPlatDumpTest legs failing in build 1423045.

5 out of 8 recent builds failed (builds 1416195 through 1423045).

Microsoft.Diagnostics.DataContractReader.DumpTests.StackReferenceDumpTests.WalkStackReferences_ReturnsWithoutThrowing(config: local/r2r (linux_arm)) [FAIL]
      Microsoft.Diagnostics.DataContractReader.VirtualReadException : Failed to read System.UInt32 at 0xeff9b908.
        at Microsoft.Diagnostics.DataContractReader.Data.ExceptionLookupTableEntry..ctor(Target target, TargetPointer address)
        at Microsoft.Diagnostics.DataContractReader.Contracts.ExecutionManagerCore`1.ReadyToRunJitManager.GetExceptionClauses(...)
        at Microsoft.Diagnostics.DataContractReader.Contracts.StackWalk_1.IsFilterFunclet(StackDataFrameHandle handle)
        at Microsoft.Diagnostics.DataContractReader.Contracts.StackWalk_1.FindParentStackFrameHelper(...)

Error Message

{
  "ErrorMessage": ["StackReferenceDumpTests", "VirtualReadException : Failed to read System.UInt32"],
  "ErrorPattern": "",
  "BuildRetry": false,
  "ExcludeConsoleLog": false
}

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Generated by CI Outer-Loop Failure Scanner · ● 11.8M · ◷

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Summary

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

Known issue validation

Build: 🔎 https://dev.azure.com/dnceng-public/public/_build/results?buildId=1423045
Error message validated: [StackReferenceDumpTests VirtualReadException : Failed to read System.UInt32]
Result validation: ✅ Known issue matched with the provided build.
Validation performed at: 5/18/2026 2:32:02 PM UTC

Report

Build	Definition	Test	Pull Request
1423045	dotnet/runtime	CdacXPlatDumpTests_host_windows_arm64_dumps_linux_arm.WorkItemExecution

Summary

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

Known issue validation

Build: 🔎 https://dev.azure.com/dnceng-public/public/_build/results?buildId=1423045
Error message validated: [StackReferenceDumpTests VirtualReadException : Failed to read System.UInt32]
Result validation: ✅ Known issue matched with the provided build.
Validation performed at: 5/18/2026 2:32:02 PM UTC

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