panic on transportReader.Read

[lysu]

Bug Report

Please answer these questions before submitting your issue. Thanks!

1. Minimal reproduce step (Required)

unknown

2. What did you expect to see? (Required)

everything works well

3. What did you see instead (Required)

github.com/pingcap/tidb/store/tikv.(*batchCommandsClient).batchRecvLoop.func1
	/home/jenkins/agent/workspace/tidb_v3.0.15/go/src/github.com/pingcap/tidb/store/tikv/client_batch.go:312
runtime.gopanic
	/usr/local/go/src/runtime/panic.go:679
runtime.panicmem
	/usr/local/go/src/runtime/panic.go:199
runtime.sigpanic
	/usr/local/go/src/runtime/signal_unix.go:394
google.golang.org/grpc/internal/transport.(*transportReader).Read
	/home/jenkins/agent/workspace/tidb_v3.0.15/go/pkg/mod/google.golang.org/[email protected]/internal/transport/transport.go:414
io.ReadAtLeast
	/usr/local/go/src/io/io.go:310
io.ReadFull
	/usr/local/go/src/io/io.go:329
google.golang.org/grpc/internal/transport.(*Stream).Read
	/home/jenkins/agent/workspace/tidb_v3.0.15/go/pkg/mod/google.golang.org/[email protected]/internal/transport/transport.go:398
google.golang.org/grpc.(*parser).recvMsg
	/home/jenkins/agent/workspace/tidb_v3.0.15/go/pkg/mod/google.golang.org/[email protected]/rpc_util.go:476
google.golang.org/grpc.recvAndDecompress
	/home/jenkins/agent/workspace/tidb_v3.0.15/go/pkg/mod/google.golang.org/[email protected]/rpc_util.go:607
google.golang.org/grpc.recv
	/home/jenkins/agent/workspace/tidb_v3.0.15/go/pkg/mod/google.golang.org/[email protected]/rpc_util.go:650
google.golang.org/grpc.(*csAttempt).recvMsg
	/home/jenkins/agent/workspace/tidb_v3.0.15/go/pkg/mod/google.golang.org/[email protected]/stream.go:864
google.golang.org/grpc.(*clientStream).RecvMsg.func1
	/home/jenkins/agent/workspace/tidb_v3.0.15/go/pkg/mod/google.golang.org/[email protected]/stream.go:715
google.golang.org/grpc.(*clientStream).withRetry
	/home/jenkins/agent/workspace/tidb_v3.0.15/go/pkg/mod/google.golang.org/[email protected]/stream.go:567
google.golang.org/grpc.(*clientStream).RecvMsg
	/home/jenkins/agent/workspace/tidb_v3.0.15/go/pkg/mod/google.golang.org/[email protected]/stream.go:714
github.com/pingcap/kvproto/pkg/tikvpb.(*tikvBatchCommandsClient).Recv
	/home/jenkins/agent/workspace/tidb_v3.0.15/go/pkg/mod/github.com/pingcap/[email protected]/pkg/tikvpb/tikvpb.pb.go:2606
github.com/pingcap/tidb/store/tikv.(*batchCommandsClient).recv
	/home/jenkins/agent/workspace/tidb_v3.0.15/go/src/github.com/pingcap/tidb/store/tikv/client_batch.go:247
github.com/pingcap/tidb/store/tikv.(*batchCommandsClient).batchRecvLoop
	/home/jenkins/agent/workspace/tidb_v3.0.15/go/src/github.com/pingcap/tidb/store/tikv/client_batch.go:319

4. Affected version (Required)

v3.0.15

5. Root Cause Analysis

WIP

[HunDunDM]

/label component/server

[ghost]

@lysu I believe this is fixed in #18437?

[lysu]

transportReader.Read question can be recovery from error by #18437

but and it didn't reproduced again, so we can close it first...and reopen when it appear again

[ti-srebot]

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1. Root Cause Analysis (RCA) (optional)

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5. Affected versions

6. Fixed versions