randomly receive signal SIGSEGV in executor test #29528
Description
Bug Report
1. Minimal reproduce step (Required)
Randomly in ci tidb_ghpr_check_2
2. What did you expect to see? (Required)
At least no signal SIGSEGV
3. What did you see instead (Required)
Receive signal SIGSEGV
[2021-11-06T12:51:29.308Z] panic: runtime error: invalid memory address or nil pointer dereference
[2021-11-06T12:51:29.308Z] [signal SIGSEGV: segmentation violation code=0x1 addr=0xd8 pc=0x3568d72]
[2021-11-06T12:51:29.308Z]
[2021-11-06T12:51:29.308Z] goroutine 19551 [running]:
[2021-11-06T12:51:29.308Z] github.com/pingcap/tidb/session.(*LazyTxn).StartTS(0xc08c522a10, 0xc09110a7c8)
[2021-11-06T12:51:29.308Z] <autogenerated>:1 +0x32
[2021-11-06T12:51:29.308Z] github.com/pingcap/tidb/planner/core.(*PlanBuilder).buildDataSource.func1(0x7f72c00681f8, 0xc090b92f00, 0xc000ab04e0, 0x48a7fe0, 0xc08c522a10)
[2021-11-06T12:51:29.308Z] /home/jenkins/agent/workspace/tidb_ghpr_check_2/go/src/github.com/pingcap/tidb/planner/core/logical_plan_builder.go:4163 +0x38
[2021-11-06T12:51:29.308Z] created by github.com/pingcap/tidb/planner/core.(*PlanBuilder).buildDataSource
[2021-11-06T12:51:29.308Z] /home/jenkins/agent/workspace/tidb_ghpr_check_2/go/src/github.com/pingcap/tidb/planner/core/logical_plan_builder.go:4162 +0x2525
[2021-11-06T12:51:29.308Z] FAIL github.com/pingcap/tidb/executor 4.885s
[2021-11-06T11:25:20.737Z] [signal SIGSEGV: segmentation violation code=0x1 addr=0xd8 pc=0x35685f2]
[2021-11-06T11:25:20.737Z]
[2021-11-06T11:25:20.737Z] goroutine 18877 [running]:
[2021-11-06T11:25:20.737Z] github.com/pingcap/tidb/session.(*LazyTxn).StartTS(0xc08a3a1810, 0xc07844efc8)
[2021-11-06T11:25:20.737Z] <autogenerated>:1 +0x32
[2021-11-06T11:25:20.737Z] github.com/pingcap/tidb/planner/core.(*PlanBuilder).buildDataSource.func1(0x7f00bd9a4220, 0xc09352b540, 0xc000530680, 0x48a7c80, 0xc08a3a1810)
[2021-11-06T11:25:20.737Z] /home/jenkins/agent/workspace/tidb_ghpr_check_2/go/src/github.com/pingcap/tidb/planner/core/logical_plan_builder.go:4163 +0x38
[2021-11-06T11:25:20.737Z] created by github.com/pingcap/tidb/planner/core.(*PlanBuilder).buildDataSource
[2021-11-06T11:25:20.737Z] /home/jenkins/agent/workspace/tidb_ghpr_check_2/go/src/github.com/pingcap/tidb/planner/core/logical_plan_builder.go:4162 +0x2525
[2021-11-06T11:25:20.737Z] FAIL github.com/pingcap/tidb/executor 4.718s
[2021-11-06T13:05:44.124Z] panic: runtime error: invalid memory address or nil pointer dereference
[2021-11-06T13:05:44.124Z] [signal SIGSEGV: segmentation violation code=0x1 addr=0xd8 pc=0x3568d72]
[2021-11-06T13:05:44.124Z]
[2021-11-06T13:05:44.124Z] goroutine 20594 [running]:
[2021-11-06T13:05:44.124Z] github.com/pingcap/tidb/session.(*LazyTxn).StartTS(0xc00961a210, 0xc004993140)
[2021-11-06T13:05:44.124Z] <autogenerated>:1 +0x32
[2021-11-06T13:05:44.124Z] github.com/pingcap/tidb/planner/core.(*PlanBuilder).buildDataSource.func1(0x7fd6001aac68, 0xc05a972640, 0xc07ce7a1a0, 0x48a7fe0, 0xc00961a210)
[2021-11-06T13:05:44.124Z] /home/jenkins/agent/workspace/tidb_ghpr_check_2/go/src/github.com/pingcap/tidb/planner/core/logical_plan_builder.go:4163 +0x38
[2021-11-06T13:05:44.124Z] created by github.com/pingcap/tidb/planner/core.(*PlanBuilder).buildDataSource
[2021-11-06T13:05:44.124Z] /home/jenkins/agent/workspace/tidb_ghpr_check_2/go/src/github.com/pingcap/tidb/planner/core/logical_plan_builder.go:4162 +0x2525
[2021-11-06T13:05:44.124Z] FAIL github.com/pingcap/tidb/executor 5.559s
4. What is your TiDB version? (Required)
master, commit e897ba1