TiKV reports stale command during checksum

[3pointer]

1. What did you do? If possible, provide a recipe for reproducing the error. restore met error

[ERROR] [restore.go:24] ["failed to restore"] [error="[tikv:9010]TiKV server reports stale command"] [errorVerbose="[tikv:9010]TiKV server reports stale command\ngithub.com/pingcap/errors.AddStack\n\t/go/pkg/mod/github.com/pingcap/[email protected]/errors.go:174\ngithub.com/pingcap/errors.Trace\n\t/go/pkg/mod/github.com/pingcap/[email protected]/juju_adaptor.go:15\ngithub.com/pingcap/tidb/store/tikv.(*copIteratorWorker).handleCopResponse\n\t/go/pkg/mod/github.com/pingcap/[email protected]/store/tikv/coprocessor.go:989\ngithub.com/pingcap/tidb/store/tikv.(*copIteratorWorker).handleTaskOnce\n\t/go/pkg/mod/github.com/pingcap/[email protected]/store/tikv/coprocessor.go:798\ngithub.com/pingcap/tidb/store/tikv.(*copIteratorWorker).handleTask\n\t/go/pkg/mod/github.com/pingcap/[email protected]/store/tikv/coprocessor.go:705\ngithub.com/pingcap/tidb/store/tikv.(*copIteratorWorker).run\n\t/go/pkg/mod/github.com/pingcap/[email protected]/store/tikv/coprocessor.go:496\nruntime.goexit\n\t/usr/local/go/src/runtime/asm_amd64.s:1357"] [stack="github.com/pingcap/br/cmd.runRestoreCommand\n\t/home/jenkins/agent/workspace/build_br_multi_branch_v4.0.7/go/src/github.com/pingcap/br/cmd/restore.go:24\ngithub.com/pingcap/br/cmd.newFullRestoreCommand.func1\n\t/home/jenkins/agent/workspace/build_br_multi_branch_v4.0.7/go/src/github.com/pingcap/br/cmd/restore.go:96\ngithub.com/spf13/cobra.(*Command).execute\n\t/go/pkg/mod/github.com/spf13/[email protected]/command.go:842\ngithub.com/spf13/cobra.(*Command).ExecuteC\n\t/go/pkg/mod/github.com/spf13/[email protected]/command.go:950\ngithub.com/spf13/cobra.(*Command).Execute\n\t/go/pkg/mod/github.com/spf13/[email protected]/command.go:887\nmain.main\n\t/home/jenkins/agent/workspace/build_br_multi_branch_v4.0.7/go/src/github.com/pingcap/br/main.go:57\nruntime.main\n\t/usr/local/go/src/runtime/proc.go:203"

2. What did you expect to see? no error

3. What did you see instead? error log

4. What version of BR and TiDB/TiKV/PD are you using? br v4.0.7