flaky test TestCursorFetchErrorInFetch #50682
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Bug Report
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--- FAIL: TestCursorFetchErrorInFetch (13.74s)
conn_stmt_test.go:326:
Error Trace: pkg/server/conn_stmt_test.go:326
Error: Received unexpected error:
[executor:8175]Your query has been cancelled due to exceeding the allowed memory limit for a single SQL query. Please try narrowing your query scope or increase the tidb_mem_quota_query limit and try again.[conn=17163206481289329585]
github.com/pingcap/errors.AddStack
external/com_github_pingcap_errors/errors.go:174
github.com/pingcap/errors.(*Error).GenWithStackByArgs
external/com_github_pingcap_errors/normalize.go:164
github.com/pingcap/tidb/pkg/util/sqlkiller.(*SQLKiller).HandleSignal
pkg/util/sqlkiller/sqlkiller.go:68
github.com/pingcap/tidb/pkg/util/memory.(*PanicOnExceed).Action
pkg/util/memory/action.go:172
github.com/pingcap/tidb/pkg/util/memory.(*Tracker).Consume.func1
pkg/util/memory/tracker.go:437
github.com/pingcap/tidb/pkg/util/memory.(*Tracker).Consume
pkg/util/memory/tracker.go:464
github.com/pingcap/tidb/pkg/store/copr.(*copIteratorWorker).sendToRespCh
pkg/store/copr/coprocessor.go:1006
github.com/pingcap/tidb/pkg/store/copr.(*copIteratorWorker).handleCopResponse
pkg/store/copr/coprocessor.go:1449
github.com/pingcap/tidb/pkg/store/copr.(*copIteratorWorker).handleCopPagingResult
pkg/store/copr/coprocessor.go:1349
github.com/pingcap/tidb/pkg/store/copr.(*copIteratorWorker).handleTaskOnce
pkg/store/copr/coprocessor.go:1282
github.com/pingcap/tidb/pkg/store/copr.(*copIteratorWorker).handleTask
pkg/store/copr/coprocessor.go:1135
github.com/pingcap/tidb/pkg/store/copr.(*copIteratorWorker).run
pkg/store/copr/coprocessor.go:817
runtime.goexit
src/runtime/asm_amd64.s:1650
Test: TestCursorFetchErrorInFetch