Test failure: GC/API/GC/Collect_Default_1/Collect_Default_1.cmd

[SakeTao]

Failed in: runtime-coreclr gcstress-extra 20251102.1

Failed tests:

coreclr linux arm Checked gcstress0xc_disabler2r @ (Debian.13.Arm32.Open)Ubuntu.2204.ArmArch.Open@mcr.microsoft.com/dotnet-buildtools/prereqs:debian-13-helix-arm32v7
    - GC/API/GC/Collect_Default_1/Collect_Default_1.cmd

Error message:

Test Infrastructure Failure: System.Threading.SynchronizationLockException: Object synchronization method was called from an unsynchronized block of code.
   at System.Threading.Monitor.Exit(Object obj)
   at System.Diagnostics.ProcessWaitState.GetExited(Nullable`1& exitCode, Boolean refresh) in /_/src/libraries/System.Diagnostics.Process/src/System/Diagnostics/ProcessWaitState.Unix.cs:line 342
   at System.Diagnostics.Process.UpdateHasExited() in /_/src/libraries/System.Diagnostics.Process/src/System/Diagnostics/Process.Unix.cs:line 231
   at System.Diagnostics.Process.get_HasExited() in /_/src/libraries/System.Diagnostics.Process/src/System/Diagnostics/Process.cs:line 185
   at System.Diagnostics.Process.EnsureState(State state) in /_/src/libraries/System.Diagnostics.Process/src/System/Diagnostics/Process.cs:line 994
   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) in /_/src/arcade/src/Microsoft.DotNet.XUnitAssert/src/FailAsserts.cs:line 38
   at TestLibrary.OutOfProcessTest.RunOutOfProcessTest(String assemblyPath, String testPathPrefix)
   at Program.<<Main>$>g__TestExecutor8|0_9(StreamWriter tempLogSw, StreamWriter statsCsvSw, <>c__DisplayClass0_0&)

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[jkotas]

cc @jkoritzinsky Likely a regression from #118371

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