Fix hang caused by calling Environment.FailFast on multiple threadsbackport/pr-72566-to-release/6.0

Fixes #72565

1 files changed, 1 insertions, 0 deletions

diff --git a/src/coreclr/vm/eepolicy.cpp b/src/coreclr/vm/eepolicy.cpp
index b9084568144..d9e81754ca2 100644
--- a/src/coreclr/vm/eepolicy.cpp
+++ b/src/coreclr/vm/eepolicy.cpp
@@ -361,6 +361,7 @@ void LogInfoForFatalError(UINT exitCode, LPCWSTR pszMessage, LPCWSTR errorSource
     }
     else if (pPreviousThread != nullptr)
     {
+        GCX_PREEMP(); // Avoid blocking other threads that may be trying to suspend the runtime
         while (s_pCrashingThread != FatalErrorLoggingFinished)
         {
             ClrSleepEx(50, /*bAlertable*/ FALSE);