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Try to repro #85377 in CI #85399

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Try to repro #85377 in CI #85399

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2 changes: 1 addition & 1 deletion src/coreclr/nativeaot/Runtime/thread.cpp
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Original file line number Diff line number Diff line change
Expand Up @@ -1146,7 +1146,7 @@ FORCEINLINE bool Thread::InlineTryFastReversePInvoke(ReversePInvokeFrame * pFram
return false; // bad transition
}

// this is an ordinary transition to managed code
// This is an ordinary transition to managed code
// GC threads should not do that
ASSERT(!IsGCSpecial());

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13 changes: 13 additions & 0 deletions ...nteropServices.UnitTests/System/Runtime/InteropServices/Marshal/Common/COMWrappersImpl.cs
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Expand Up @@ -3,6 +3,7 @@

using System.Collections;
using System.Runtime.CompilerServices;
using System.Threading;
using Xunit;

namespace System.Runtime.InteropServices.Tests.Common
Expand Down Expand Up @@ -39,5 +40,17 @@ protected override object CreateObject(IntPtr externalComObject, CreateObjectFla

protected override void ReleaseObjects(IEnumerable objects)
=> throw new NotImplementedException();

[ModuleInitializer]
internal static void GcStress()
{
var t = new Thread(() => {
var a = new object[1_000_000];
var r = new Random();
for (;;) { a[r.Next(a.Length)] = new byte[r.Next(300)]; }
});
t.IsBackground = true;
t.Start();
}
}
}