From 6a906f795459700ef3ea8c1d464b4fe1192e5991 Mon Sep 17 00:00:00 2001
From: ti-srebot <66930949+ti-srebot@users.noreply.github.com>
Date: Wed, 21 Sep 2022 12:03:01 +0800
Subject: [PATCH] store: handle nil execption (#37998) (#38016)

close pingcap/tidb#37989
---
 store/copr/batch_coprocessor.go | 2 ++
 1 file changed, 2 insertions(+)

diff --git a/store/copr/batch_coprocessor.go b/store/copr/batch_coprocessor.go
index 5d1ea7e8b8644..cb36f6bc20220 100644
--- a/store/copr/batch_coprocessor.go
+++ b/store/copr/batch_coprocessor.go
@@ -342,6 +342,8 @@ func balanceBatchCopTask(ctx context.Context, kvStore *kvStore, originalTasks []
 					// The interval time is so short that may happen in a same query, so we needn't to check again.
 					mu.Unlock()
 					return
+				} else if !ok {
+					lastAny = time.Time{}
 				}
 				mu.Unlock()