From bc538e5189fe5e00a50f9defbbab07650c511dba Mon Sep 17 00:00:00 2001
From: Michael Stetsyuk <michael.stetsyuk@clickhouse.com>
Date: Fri, 19 Jun 2026 17:11:22 +0000
Subject: [PATCH] Force-migrate fibers under ThreadSanitizer

---
 src/fibers/fiber.cpp | 2 ++
 1 file changed, 2 insertions(+)

diff --git a/src/fibers/fiber.cpp b/src/fibers/fiber.cpp
index 8a6e5c2..50285da 100644
--- a/src/fibers/fiber.cpp
+++ b/src/fibers/fiber.cpp
@@ -1269,6 +1269,7 @@ void FiberScheduler::enqueueReady(Fiber * fiber) noexcept
                 fiber->processorNumber = getCurrentProcessor();
             }
 
+#ifndef __SANITIZE_THREAD__
             ProcessorState * processor = &scheduler->processorState[fiber->processorNumber];
             if (processor->readyQueue.enqueue(fiber))
             {
@@ -1279,6 +1280,7 @@ void FiberScheduler::enqueueReady(Fiber * fiber) noexcept
 
             // Ready queue full: fall back to worker thread pool.
             Perf::getSimpleCounter(simpleCounters[READY_QUEUE_FULL], processor->number).increment();
+#endif
         }
 
         scheduler->readyQueue.enqueue(fiber);