diff --git a/compiler-rt/lib/tsan/rtl/tsan_rtl.h b/compiler-rt/lib/tsan/rtl/tsan_rtl.h
--- a/compiler-rt/lib/tsan/rtl/tsan_rtl.h
+++ b/compiler-rt/lib/tsan/rtl/tsan_rtl.h
@@ -664,13 +664,9 @@
 
 ALWAYS_INLINE
 void LazyInitialize(ThreadState *thr) {
-  // If we can use .preinit_array, assume that __tsan_init
-  // called from .preinit_array initializes runtime before
-  // any instrumented code.
-#if !SANITIZER_CAN_USE_PREINIT_ARRAY
+  // Whether .preinit_array can be used, initialization check is always needed.
   if (UNLIKELY(!is_initialized))
     Initialize(thr);
-#endif
 }
 
 void TraceResetForTesting();