cdc: unit test clientSuite.TestClientErrNoPendingRegion is not stable

[pingyu]

Bug Report

1. Describe the bug

clientSuite.TestClientErrNoPendingRegion is not stable.

(Upstream similar issue pingcap/tiflow#2688).

2. Minimal reproduce step (Required)

make unit_test

3. What did you see instead (Required)

All unit tests are passed.

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

FAIL: client_test.go:2848: clientSuite.TestClientErrNoPendingRegion
client_test.go:2850:
    s.testClientErrNoPendingRegion(c)
client_test.go:329:
    c.Assert(err, check.IsNil)
... value *errors.Error = &errors.Error{code:0, codeText:"CDC:ErrReachMaxTry", message:"reach maximum try: %d", redactArgsPos:[]int(nil), cause:(*errors.fundamental)(0xc00042fcc8), args:[]interface {}{20}, file:"/home/runner/work/migration/migration/cdc/pkg/retry/retry_with_opt.go", line:65} ("[CDC:ErrReachMaxTry]reach maximum try: 20: request id 4 is not larger than 5")
Error: 6/16 03:25:03.851 +00:00] [ERROR] [client.go:1037] ["tikv reported the request cluster ID mismatch error, which is not expected"] [tikvCurrentClusterID=0] [requestClusterID=1] [stack="github.com/tikv/migration/cdc/cdc/kv.(*eventFeedSession).handleError\n\t/home/runner/work/migration/migration/cdc/cdc/kv/client.go:1037\ngithub.com/tikv/migration/cdc/cdc/kv.(*eventFeedSession).eventFeed.func4\n\t/home/runner/work/migration/migration/cdc/cdc/kv/client.go:573\ngolang.org/x/sync/errgroup.(*Group).Go.func1\n\t/home/runner/go/pkg/mod/golang.org/x/[email protected]/errgroup/errgroup.go:75"]
Error: 6/16 03:25:04.301 +00:00] [ERROR] [region_worker.go:683] ["The CommitTs must be greater than the resolvedTs"] ["Event Type"=COMMIT] [CommitTs=98] [resolvedTs=100] [regionID=3] [stack="github.com/tikv/migration/cdc/cdc/kv.(*regionWorker).handleEventEntry\n\t/home/runner/work/migration/migration/cdc/cdc/kv/region_worker.go:683\ngithub.com/tikv/migration/cdc/cdc/kv.(*regionWorker).processEvent\n\t/home/runner/work/migration/migration/cdc/cdc/kv/region_worker.go:386\ngithub.com/tikv/migration/cdc/cdc/kv.(*regionWorker).eventHandler\n\t/home/runner/work/migration/migration/cdc/cdc/kv/region_worker.go:478\ngithub.com/tikv/migration/cdc/cdc/kv.(*regionWorker).run.func3\n\t/home/runner/work/migration/migration/cdc/cdc/kv/region_worker.go:601\ngolang.org/x/sync/errgroup.(*Group).Go.func1\n\t/home/runner/go/pkg/mod/golang.org/x/[email protected]/errgroup/errgroup.go:75"]
Error: 6/16 03:25:04.952 +00:00] [ERROR] [region_worker.go:664] ["The CommitTs must be greater than the resolvedTs"] ["Event Type"=COMMITTED] [CommitTs=98] [resolvedTs=100] [regionID=3] [stack="github.com/tikv/migration/cdc/cdc/kv.(*regionWorker).handleEventEntry\n\t/home/runner/work/migration/migration/cdc/cdc/kv/region_worker.go:664\ngithub.com/tikv/migration/cdc/cdc/kv.(*regionWorker).processEvent\n\t/home/runner/work/migration/migration/cdc/cdc/kv/region_worker.go:386\ngithub.com/tikv/migration/cdc/cdc/kv.(*regionWorker).eventHandler\n\t/home/runner/work/migration/migration/cdc/cdc/kv/region_worker.go:478\ngithub.com/tikv/migration/cdc/cdc/kv.(*regionWorker).run.func3\n\t/home/runner/work/migration/migration/cdc/cdc/kv/region_worker.go:601\ngolang.org/x/sync/errgroup.(*Group).Go.func1\n\t/home/runner/go/pkg/mod/golang.org/x/[email protected]/errgroup/errgroup.go:75"]
Error: 6/16 03:25:05.256 +00:00] [ERROR] [client.go:1032] ["tikv reported compatibility error, which is not expected"] [rpcCtx="region ID: 3, meta: id:3 region_epoch:<> peers:<id:4 store_id:1 > , peer: id:4 store_id:1 , addr: 127.0.0.1:39921, idx: 0, reqStoreType: TiKvOnly, runStoreType: tikv"] [error="required_version:\"v4.0.7\" "] [stack="github.com/tikv/migration/cdc/cdc/kv.(*eventFeedSession).handleError\n\t/home/runner/work/migration/migration/cdc/cdc/kv/client.go:1032\ngithub.com/tikv/migration/cdc/cdc/kv.(*eventFeedSession).eventFeed.func4\n\t/home/runner/work/migration/migration/cdc/cdc/kv/client.go:573\ngolang.org/x/sync/errgroup.(*Group).Go.func1\n\t/home/runner/go/pkg/mod/golang.org/x/[email protected]/errgroup/errgroup.go:75"]
Error: 6/16 03:25:11.561 +00:00] [ERROR] [client.go:1028] ["tikv reported duplicated request to the same region, which is not expected"] [regionID=3] [stack="github.com/tikv/migration/cdc/cdc/kv.(*eventFeedSession).handleError\n\t/home/runner/work/migration/migration/cdc/cdc/kv/client.go:1028\ngithub.com/tikv/migration/cdc/cdc/kv.(*eventFeedSession).eventFeed.func4\n\t/home/runner/work/migration/migration/cdc/cdc/kv/client.go:573\ngolang.org/x/sync/errgroup.(*Group).Go.func1\n\t/home/runner/go/pkg/mod/golang.org/x/[email protected]/errgroup/errgroup.go:75"]
Error: 6/16 03:25:20.814 +00:00] [ERROR] [client.go:364] ["check tikv version failed"] [error="[CDC:ErrVersionIncompatible]version is incompatible: TiKV 3.0.10 is not supported, the minimal compatible version is 5.1.0-alpha"] [errorVerbose="[CDC:ErrVersionIncompatible]version is incompatible: TiKV 3.0.10 is not supported, the minimal compatible version is 5.1.0-alpha\ngithub.com/pingcap/errors.AddStack\n\t/home/runner/go/pkg/mod/github.com/pingcap/[email protected]/errors.go:174\ngithub.com/pingcap/errors.(*Error).GenWithStackByArgs\n\t/home/runner/go/pkg/mod/github.com/pingcap/[email protected]/normalize.go:164\ngithub.com/tikv/migration/cdc/pkg/version.CheckStoreVersion\n\t/home/runner/work/migration/migration/cdc/pkg/version/check.go:181\ngithub.com/tikv/migration/cdc/cdc/kv.(*CDCClient).newStream.func1\n\t/home/runner/work/migration/migration/cdc/cdc/kv/client.go:362\ngithub.com/tikv/migration/cdc/pkg/retry.run\n\t/home/runner/work/migration/migration/cdc/pkg/retry/retry_with_opt.go:54\ngithub.com/tikv/migration/cdc/pkg/retry.Do\n\t/home/runner/work/migration/migration/cdc/pkg/retry/retry_with_opt.go:32\ngithub.com/tikv/migration/cdc/cdc/kv.(*CDCClient).newStream\n\t/home/runner/work/migration/migration/cdc/cdc/kv/client.go:350\ngithub.com/tikv/migration/cdc/cdc/kv.(*eventFeedSession).requestRegionToStore\n\t/home/runner/work/migration/migration/cdc/cdc/kv/client.go:746\ngithub.com/tikv/migration/cdc/cdc/kv.(*eventFeedSession).eventFeed.func2\n\t/home/runner/work/migration/migration/cdc/cdc/kv/client.go:514\ngolang.org/x/sync/errgroup.(*Group).Go.func1\n\t/home/runner/go/pkg/mod/golang.org/x/[email protected]/errgroup/errgroup.go:75\nruntime.goexit\n\t/opt/hostedtoolcache/go/1.18.3/x64/src/runtime/asm_amd64.s:1571"] [storeID=1] [stack="github.com/tikv/migration/cdc/cdc/kv.(*CDCClient).newStream.func1\n\t/home/runner/work/migration/migration/cdc/cdc/kv/client.go:364\ngithub.com/tikv/migration/cdc/pkg/retry.run\n\t/home/runner/work/migration/migration/cdc/pkg/retry/retry_with_opt.go:54\ngithub.com/tikv/migration/cdc/pkg/retry.Do\n\t/home/runner/work/migration/migration/cdc/pkg/retry/retry_with_opt.go:32\ngithub.com/tikv/migration/cdc/cdc/kv.(*CDCClient).newStream\n\t/home/runner/work/migration/migration/cdc/cdc/kv/client.go:350\ngithub.com/tikv/migration/cdc/cdc/kv.(*eventFeedSession).requestRegionToStore\n\t/home/runner/work/migration/migration/cdc/cdc/kv/client.go:746\ngithub.com/tikv/migration/cdc/cdc/kv.(*eventFeedSession).eventFeed.func2\n\t/home/runner/work/migration/migration/cdc/cdc/kv/client.go:514\ngolang.org/x/sync/errgroup.(*Group).Go.func1\n\t/home/runner/go/pkg/mod/golang.org/x/[email protected]/errgroup/errgroup.go:75"]
Error: 6/16 03:25:20.923 +00:00] [ERROR] [client.go:364] ["check tikv version failed"] [error="[CDC:ErrVersionIncompatible]version is incompatible: TiKV 3.1.0 is not supported, the minimal compatible version is 5.1.0-alpha"] [errorVerbose="[CDC:ErrVersionIncompatible]version is incompatible: TiKV 3.1.0 is not supported, the minimal compatible version is 5.1.0-alpha\ngithub.com/pingcap/errors.AddStack\n\t/home/runner/go/pkg/mod/github.com/pingcap/[email protected]/errors.go:174\ngithub.com/pingcap/errors.(*Error).GenWithStackByArgs\n\t/home/runner/go/pkg/mod/github.com/pingcap/[email protected]/normalize.go:164\ngithub.com/tikv/migration/cdc/pkg/version.CheckStoreVersion\n\t/home/runner/work/migration/migration/cdc/pkg/version/check.go:181\ngithub.com/tikv/migration/cdc/cdc/kv.(*CDCClient).newStream.func1\n\t/home/runner/work/migration/migration/cdc/cdc/kv/client.go:362\ngithub.com/tikv/migration/cdc/pkg/retry.run\n\t/home/runner/work/migration/migration/cdc/pkg/retry/retry_with_opt.go:54\ngithub.com/tikv/migration/cdc/pkg/retry.Do\n\t/home/runner/work/migration/migration/cdc/pkg/retry/retry_with_opt.go:32\ngithub.com/tikv/migration/cdc/cdc/kv.(*CDCClient).newStream\n\t/home/runner/work/migration/migration/cdc/cdc/kv/client.go:350\ngithub.com/tikv/migration/cdc/cdc/kv.(*eventFeedSession).requestRegionToStore\n\t/home/runner/work/migration/migration/cdc/cdc/kv/client.go:746\ngithub.com/tikv/migration/cdc/cdc/kv.(*eventFeedSession).eventFeed.func2\n\t/home/runner/work/migration/migration/cdc/cdc/kv/client.go:514\ngolang.org/x/sync/errgroup.(*Group).Go.func1\n\t/home/runner/go/pkg/mod/golang.org/x/[email protected]/errgroup/errgroup.go:75\nruntime.goexit\n\t/opt/hostedtoolcache/go/1.18.3/x64/src/runtime/asm_amd64.s:1571"] [storeID=1] [stack="github.com/tikv/migration/cdc/cdc/kv.(*CDCClient).newStream.func1\n\t/home/runner/work/migration/migration/cdc/cdc/kv/client.go:364\ngithub.com/tikv/migration/cdc/pkg/retry.run\n\t/home/runner/work/migration/migration/cdc/pkg/retry/retry_with_opt.go:54\ngithub.com/tikv/migration/cdc/pkg/retry.Do\n\t/home/runner/work/migration/migration/cdc/pkg/retry/retry_with_opt.go:32\ngithub.com/tikv/migration/cdc/cdc/kv.(*CDCClient).newStream\n\t/home/runner/work/migration/migration/cdc/cdc/kv/client.go:350\ngithub.com/tikv/migration/cdc/cdc/kv.(*eventFeedSession).requestRegionToStore\n\t/home/runner/work/migration/migration/cdc/cdc/kv/client.go:746\ngithub.com/tikv/migration/cdc/cdc/kv.(*eventFeedSession).eventFeed.func2\n\t/home/runner/work/migration/migration/cdc/cdc/kv/client.go:514\ngolang.org/x/sync/errgroup.(*Group).Go.func1\n\t/home/runner/go/pkg/mod/golang.org/x/[email protected]/errgroup/errgroup.go:75"]
Error: 6/16 03:25:21.025 +00:00] [ERROR] [client.go:364] ["check tikv version failed"] [error="[CDC:ErrVersionIncompatible]version is incompatible: TiKV 2.1.10 is not supported, the minimal compatible version is 5.1.0-alpha"] [errorVerbose="[CDC:ErrVersionIncompatible]version is incompatible: TiKV 2.1.10 is not supported, the minimal compatible version is 5.1.0-alpha\ngithub.com/pingcap/errors.AddStack\n\t/home/runner/go/pkg/mod/github.com/pingcap/[email protected]/errors.go:174\ngithub.com/pingcap/errors.(*Error).GenWithStackByArgs\n\t/home/runner/go/pkg/mod/github.com/pingcap/[email protected]/normalize.go:164\ngithub.com/tikv/migration/cdc/pkg/version.CheckStoreVersion\n\t/home/runner/work/migration/migration/cdc/pkg/version/check.go:181\ngithub.com/tikv/migration/cdc/cdc/kv.(*CDCClient).newStream.func1\n\t/home/runner/work/migration/migration/cdc/cdc/kv/client.go:362\ngithub.com/tikv/migration/cdc/pkg/retry.run\n\t/home/runner/work/migration/migration/cdc/pkg/retry/retry_with_opt.go:54\ngithub.com/tikv/migration/cdc/pkg/retry.Do\n\t/home/runner/work/migration/migration/cdc/pkg/retry/retry_with_opt.go:32\ngithub.com/tikv/migration/cdc/cdc/kv.(*CDCClient).newStream\n\t/home/runner/work/migration/migration/cdc/cdc/kv/client.go:350\ngithub.com/tikv/migration/cdc/cdc/kv.(*eventFeedSession).requestRegionToStore\n\t/home/runner/work/migration/migration/cdc/cdc/kv/client.go:746\ngithub.com/tikv/migration/cdc/cdc/kv.(*eventFeedSession).eventFeed.func2\n\t/home/runner/work/migration/migration/cdc/cdc/kv/client.go:514\ngolang.org/x/sync/errgroup.(*Group).Go.func1\n\t/home/runner/go/pkg/mod/golang.org/x/[email protected]/errgroup/errgroup.go:75\nruntime.goexit\n\t/opt/hostedtoolcache/go/1.18.3/x64/src/runtime/asm_amd64.s:1571"] [storeID=1] [stack="github.com/tikv/migration/cdc/cdc/kv.(*CDCClient).newStream.func1\n\t/home/runner/work/migration/migration/cdc/cdc/kv/client.go:364\ngithub.com/tikv/migration/cdc/pkg/retry.run\n\t/home/runner/work/migration/migration/cdc/pkg/retry/retry_with_opt.go:54\ngithub.com/tikv/migration/cdc/pkg/retry.Do\n\t/home/runner/work/migration/migration/cdc/pkg/retry/retry_with_opt.go:32\ngithub.com/tikv/migration/cdc/cdc/kv.(*CDCClient).newStream\n\t/home/runner/work/migration/migration/cdc/cdc/kv/client.go:350\ngithub.com/tikv/migration/cdc/cdc/kv.(*eventFeedSession).requestRegionToStore\n\t/home/runner/work/migration/migration/cdc/cdc/kv/client.go:746\ngithub.com/tikv/migration/cdc/cdc/kv.(*eventFeedSession).eventFeed.func2\n\t/home/runner/work/migration/migration/cdc/cdc/kv/client.go:514\ngolang.org/x/sync/errgroup.(*Group).Go.func1\n\t/home/runner/go/pkg/mod/golang.org/x/[email protected]/errgroup/errgroup.go:75"]
Error: 6/16 03:25:21.127 +00:00] [ERROR] [client.go:364] ["check tikv version failed"] [error="[CDC:ErrVersionIncompatible]version is incompatible: TiKV 3.0.10 is not supported, the minimal compatible version is 5.1.0-alpha"] [errorVerbose="[CDC:ErrVersionIncompatible]version is incompatible: TiKV 3.0.10 is not supported, the minimal compatible version is 5.1.0-alpha\ngithub.com/pingcap/errors.AddStack\n\t/home/runner/go/pkg/mod/github.com/pingcap/[email protected]/errors.go:174\ngithub.com/pingcap/errors.(*Error).GenWithStackByArgs\n\t/home/runner/go/pkg/mod/github.com/pingcap/[email protected]/normalize.go:164\ngithub.com/tikv/migration/cdc/pkg/version.CheckStoreVersion\n\t/home/runner/work/migration/migration/cdc/pkg/version/check.go:181\ngithub.com/tikv/migration/cdc/cdc/kv.(*CDCClient).newStream.func1\n\t/home/runner/work/migration/migration/cdc/cdc/kv/client.go:362\ngithub.com/tikv/migration/cdc/pkg/retry.run\n\t/home/runner/work/migration/migration/cdc/pkg/retry/retry_with_opt.go:54\ngithub.com/tikv/migration/cdc/pkg/retry.Do\n\t/home/runner/work/migration/migration/cdc/pkg/retry/retry_with_opt.go:32\ngithub.com/tikv/migration/cdc/cdc/kv.(*CDCClient).newStream\n\t/home/runner/work/migration/migration/cdc/cdc/kv/client.go:350\ngithub.com/tikv/migration/cdc/cdc/kv.(*eventFeedSession).requestRegionToStore\n\t/home/runner/work/migration/migration/cdc/cdc/kv/client.go:746\ngithub.com/tikv/migration/cdc/cdc/kv.(*eventFeedSession).eventFeed.func2\n\t/home/runner/work/migration/migration/cdc/cdc/kv/client.go:514\ngolang.org/x/sync/errgroup.(*Group).Go.func1\n\t/home/runner/go/pkg/mod/golang.org/x/[email protected]/errgroup/errgroup.go:75\nruntime.goexit\n\t/opt/hostedtoolcache/go/1.18.3/x64/src/runtime/asm_amd64.s:1571"] [storeID=1] [stack="github.com/tikv/migration/cdc/cdc/kv.(*CDCClient).newStream.func1\n\t/home/runner/work/migration/migration/cdc/cdc/kv/client.go:364\ngithub.com/tikv/migration/cdc/pkg/retry.run\n\t/home/runner/work/migration/migration/cdc/pkg/retry/retry_with_opt.go:54\ngithub.com/tikv/migration/cdc/pkg/retry.Do\n\t/home/runner/work/migration/migration/cdc/pkg/retry/retry_with_opt.go:32\ngithub.com/tikv/migration/cdc/cdc/kv.(*CDCClient).newStream\n\t/home/runner/work/migration/migration/cdc/cdc/kv/client.go:350\ngithub.com/tikv/migration/cdc/cdc/kv.(*eventFeedSession).requestRegionToStore\n\t/home/runner/work/migration/migration/cdc/cdc/kv/client.go:746\ngithub.com/tikv/migration/cdc/cdc/kv.(*eventFeedSession).eventFeed.func2\n\t/home/runner/work/migration/migration/cdc/cdc/kv/client.go:514\ngolang.org/x/sync/errgroup.(*Group).Go.func1\n\t/home/runner/go/pkg/mod/golang.org/x/[email protected]/errgroup/errgroup.go:75"]
Error: 6/16 03:25:23.035 +00:00] [ERROR] [client_test.go:1714] ["mock server error"] [error="rpc error: code = Canceled desc = context canceled"] [stack="github.com/tikv/migration/cdc/cdc/kv.(*clientSuite).TestIncompatibleTiKV.func2\n\t/home/runner/work/migration/migration/cdc/cdc/kv/client_test.go:1714\ngithub.com/tikv/migration/cdc/cdc/kv.(*mockChangeDataService).EventFeed.func1\n\t/home/runner/work/migration/migration/cdc/cdc/kv/client_test.go:253"]
Error: 6/16 03:26:28.646 +00:00] [ERROR] [client_test.go:2937] ["mock server error"] [error="rpc error: code = Canceled desc = context canceled"] [stack="github.com/tikv/migration/cdc/cdc/kv.(*clientSuite).testKVClientForceReconnect.func1\n\t/home/runner/work/migration/migration/cdc/cdc/kv/client_test.go:2937\ngithub.com/tikv/migration/cdc/cdc/kv.(*mockChangeDataService).EventFeed.func1\n\t/home/runner/work/migration/migration/cdc/cdc/kv/client_test.go:253"]
Error: 6/16 03:26:29.962 +00:00] [ERROR] [client_test.go:2994] ["mock server error"] [error="rpc error: code = Canceled desc = context canceled"] [stack="github.com/tikv/migration/cdc/cdc/kv.(*clientSuite).testKVClientForceReconnect.func4\n\t/home/runner/work/migration/migration/cdc/cdc/kv/client_test.go:2994\ngithub.com/tikv/migration/cdc/cdc/kv.(*mockChangeDataService).EventFeed.func1\n\t/home/runner/work/migration/migration/cdc/cdc/kv/client_test.go:253"]
Error: 6/16 03:26:34.239 +00:00] [ERROR] [client_test.go:3421] ["mock server error"] [error="rpc error: code = Canceled desc = context canceled"] [stack="github.com/tikv/migration/cdc/cdc/kv.(*clientSuite).TestPrewriteNotMatchError.func1\n\t/home/runner/work/migration/migration/cdc/cdc/kv/client_test.go:3421\ngithub.com/tikv/migration/cdc/cdc/kv.(*mockChangeDataService).EventFeed.func1\n\t/home/runner/work/migration/migration/cdc/cdc/kv/client_test.go:253"]
Error: 6/16 03:26:35.274 +00:00] [ERROR] [client_test.go:3507] ["mock server error"] [error="rpc error: code = Canceled desc = context canceled"] [stack="github.com/tikv/migration/cdc/cdc/kv.(*clientSuite).TestPrewriteNotMatchError.func4\n\t/home/runner/work/migration/migration/cdc/cdc/kv/client_test.go:3507\ngithub.com/tikv/migration/cdc/cdc/kv.(*mockChangeDataService).EventFeed.func1\n\t/home/runner/work/migration/migration/cdc/cdc/kv/client_test.go:253"]
Error: 6/16 03:26:44.043 +00:00] [ERROR] [client_test.go:3326] ["mock server error"] [error="rpc error: code = Canceled desc = context canceled"] [stack="github.com/tikv/migration/cdc/cdc/kv.(*clientSuite).TestRegionWorkerExitWhenIsIdle.func1\n\t/home/runner/work/migration/migration/cdc/cdc/kv/client_test.go:3326\ngithub.com/tikv/migration/cdc/cdc/kv.(*mockChangeDataService).EventFeed.func1\n\t/home/runner/work/migration/migration/cdc/cdc/kv/client_test.go:253"]
Error: 6/16 03:27:02.846 +00:00] [ERROR] [client_test.go:1509] ["mock server error"] [error="rpc error: code = Canceled desc = context canceled"] [stack="github.com/tikv/migration/cdc/cdc/kv.(*clientSuite).TestStreamRecvWithErrorAndResolvedGoBack.func1\n\t/home/runner/work/migration/migration/cdc/cdc/kv/client_test.go:1509\ngithub.com/tikv/migration/cdc/cdc/kv.(*mockChangeDataService).EventFeed.func1\n\t/home/runner/work/migration/migration/cdc/cdc/kv/client_test.go:253"]
Error: 6/16 03:27:02.922 +00:00] [ERROR] [client_test.go:1509] ["mock server error"] [error="rpc error: code = Canceled desc = context canceled"] [stack="github.com/tikv/migration/cdc/cdc/kv.(*clientSuite).TestStreamRecvWithErrorAndResolvedGoBack.func1\n\t/home/runner/work/migration/migration/cdc/cdc/kv/client_test.go:1509\ngithub.com/tikv/migration/cdc/cdc/kv.(*mockChangeDataService).EventFeed.func1\n\t/home/runner/work/migration/migration/cdc/cdc/kv/client_test.go:253"]
Error: 6/16 03:27:09.898 +00:00] [ERROR] [client_test.go:1320] ["mock server error"] [error="rpc error: code = Canceled desc = context canceled"] [stack="github.com/tikv/migration/cdc/cdc/kv.(*clientSuite).TestStreamSendWithError.func3\n\t/home/runner/work/migration/migration/cdc/cdc/kv/client_test.go:1320\ngithub.com/tikv/migration/cdc/cdc/kv.(*mockChangeDataService).EventFeed.func1\n\t/home/runner/work/migration/migration/cdc/cdc/kv/client_test.go:253"]
OOPS: 48 passed, 1 FAILED

5. What is your migration tool and TiKV version? (Required)

• TiKV: N/A
• TiKV CDC: master
• TiKV BR: N/A
• TiKV Online Bulk Load: N/A