create binding cause connection panic

[XuHuaiyu]

Bug Report

Please answer these questions before submitting your issue. Thanks!

1. Minimal reproduce step (Required)

set the tidb config item status.record-db-qp to true

create binding for select 1 using select 1;
create binding for select a from t using select a from t;

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

The 2 queries run successfully

3. What did you see instead (Required)

panic happens

create binding for select 1 using select 1;

[2021/11/05 14:20:58.134 +08:00] [ERROR] [conn.go:974] ["connection running loop panic"] [conn=5] [lastSQL="create  binding for select 1 using select 1"] [err="runtime error: invalid memory address or nil pointer dereference"] [stack="goroutine 631 [running]:\ngithub.com/pingcap/tidb/server.(*clientConn).Run.func1(0x6f94fd0, 0xc01109ea20, 0xc01068ef00)\n\t/Users/xuhuaiyu/Development/GOPATH/src/github.com/pingcap/tidb/server/conn.go:972 +0xf5\npanic(0x65f97c0, 0x8b34ff0)\n\t/Users/xuhuaiyu/.gvm/gos/go1.16/src/runtime/panic.go:965 +0x1b9\ngithub.com/pingcap/tidb/planner/core.extractTableList(0x6fadc08, 0xc010863950, 0x0, 0x0, 0x0, 0x203000, 0x8, 0x0, 0x203004)\n\t/Users/xuhuaiyu/Development/GOPATH/src/github.com/pingcap/tidb/planner/core/logical_plan_builder.go:5944 +0xd9d\ngithub.com/pingcap/tidb/planner/core.(*preprocessor).checkBindGrammar(0xc010e6b1a0, 0x6fb3958, 0xc010863950, 0x6fb3958, 0xc010863a40, 0xc0106b69dc, 0x4)\n\t/Users/xuhuaiyu/Development/GOPATH/src/github.com/pingcap/tidb/planner/core/preprocess.go:440 +0x196\ngithub.com/pingcap/tidb/planner/core.(*preprocessor).Enter(0xc010e6b1a0, 0x6fac390, 0xc010ee2400, 0xc0113d8928, 0x401438d, 0x68d8c60)\n\t/Users/xuhuaiyu/Development/GOPATH/src/github.com/pingcap/tidb/planner/core/preprocess.go:245 +0x28f\ngithub.com/pingcap/tidb/parser/ast.(*CreateBindingStmt).Accept(0xc010ee2400, 0x6f714b8, 0xc010e6b1a0, 0x8c0e830, 0xc0113d8988, 0x4010c45)\n\t/Users/xuhuaiyu/Development/GOPATH/src/github.com/pingcap/tidb/parser/ast/misc.go:1604 +0x4b\ngithub.com/pingcap/tidb/planner/core.Preprocess(0x6fdebf8, 0xc00f939e00, 0x6fac390, 0xc010ee2400, 0xc0113d8a98, 0x2, 0x2, 0x10, 0xc010e66ce0)\n\t/Users/xuhuaiyu/Development/GOPATH/src/github.com/pingcap/tidb/planner/core/preprocess.go:117 +0x129\ngithub.com/pingcap/tidb/executor.(*Compiler).Compile(0xc0113d8be0, 0x6f94fd0, 0xc010e63a70, 0x6fb2918, 0xc010ee2400, 0x0, 0x0, 0x0)\n\t/Users/xuhuaiyu/Development/GOPATH/src/github.com/pingcap/tidb/executor/compiler.go:60 +0x256\ngithub.com/pingcap/tidb/session.(*session).ExecuteStmt(0xc00f939e00, 0x6f94fd0, 0xc010e63a70, 0x6fb2918, 0xc010ee2400, 0x0, 0x0, 0x0, 0x0)\n\t/Users/xuhuaiyu/Development/GOPATH/src/github.com/pingcap/tidb/session/session.go:1559 +0x4c9\ngithub.com/pingcap/tidb/server.(*TiDBContext).ExecuteStmt(0xc01109f320, 0x6f94fd0, 0xc010e63a70, 0x6fb2918, 0xc010ee2400, 0xc0105d7a20, 0x6f94fd0, 0xc010e63a70, 0x0)\n\t/Users/xuhuaiyu/Development/GOPATH/src/github.com/pingcap/tidb/server/driver_tidb.go:219 +0x6b\ngithub.com/pingcap/tidb/server.(*clientConn).handleStmt(0xc01068ef00, 0x6f94f28, 0xc010e63a70, 0x6fb2918, 0xc010ee2400, 0x8c0e830, 0x0, 0x0, 0x1, 0x0, ...)\n\t/Users/xuhuaiyu/Development/GOPATH/src/github.com/pingcap/tidb/server/conn.go:1906 +0x1d1\ngithub.com/pingcap/tidb/server.(*clientConn).handleQuery(0xc01068ef00, 0x6f94f28, 0xc010ee2380, 0xc010c48421, 0x2b, 0x0, 0x0)\n\t/Users/xuhuaiyu/Development/GOPATH/src/github.com/pingcap/tidb/server/conn.go:1775 +0x498\ngithub.com/pingcap/tidb/server.(*clientConn).dispatch(0xc01068ef00, 0x6f94f28, 0xc010ee2380, 0xc010c48420, 0x2c, 0x2b, 0x0, 0x0)\n\t/Users/xuhuaiyu/Development/GOPATH/src/github.com/pingcap/tidb/server/conn.go:1279 +0xafd\ngithub.com/pingcap/tidb/server.(*clientConn).Run(0xc01068ef00, 0x6f94fd0, 0xc01109ea20)\n\t/Users/xuhuaiyu/Development/GOPATH/src/github.com/pingcap/tidb/server/conn.go:1034 +0x2bc\ngithub.com/pingcap/tidb/server.(*Server).onConn(0xc00faebba0, 0xc01068ef00)\n\t/Users/xuhuaiyu/Development/GOPATH/src/github.com/pingcap/tidb/server/server.go:550 +0xa93\ncreated by github.com/pingcap/tidb/server.(*Server).startNetworkListener\n\t/Users/xuhuaiyu/Development/GOPATH/src/github.com/pingcap/tidb/server/server.go:453 +0x91c\n"]

create binding for select a from t using select a from t;

[2021/11/05 14:20:54.495 +08:00] [ERROR] [conn.go:974] ["connection running loop panic"] [conn=3] [lastSQL="create binding for select a from t using select a from t"] [err="runtime error: invalid memory address or nil pointer dereference"] [stack="goroutine 424 [running]:\ngithub.com/pingcap/tidb/server.(*clientConn).Run.func1(0x6f94fd0, 0xc00fe5ca50, 0xc00f9df540)\n\t/Users/xuhuaiyu/Development/GOPATH/src/github.com/pingcap/tidb/server/conn.go:972 +0xf5\npanic(0x65f97c0, 0x8b34ff0)\n\t/Users/xuhuaiyu/.gvm/gos/go1.16/src/runtime/panic.go:965 +0x1b9\ngithub.com/pingcap/tidb/executor.getDbFromResultNode(0x6fb3d68, 0xc00f93af20, 0xc00ffa47f0, 0x4823410, 0x319b7930)\n\t/Users/xuhuaiyu/Development/GOPATH/src/github.com/pingcap/tidb/executor/compiler.go:291 +0x1b5\ngithub.com/pingcap/tidb/executor.getDbFromResultNode(0x6fb3db8, 0xc0009682d0, 0x48221ca, 0xc000500480, 0x0)\n\t/Users/xuhuaiyu/Development/GOPATH/src/github.com/pingcap/tidb/executor/compiler.go:285 +0x9d\ngithub.com/pingcap/tidb/executor.getDbFromResultNode(0x6fb33b8, 0xc00fe7d2d0, 0x1, 0xc00ffa4850, 0x4010ce5)\n\t/Users/xuhuaiyu/Development/GOPATH/src/github.com/pingcap/tidb/executor/compiler.go:294 +0x3db\ngithub.com/pingcap/tidb/executor.getStmtDbLabel(0x6fb2918, 0xc00fc37000, 0x1)\n\t/Users/xuhuaiyu/Development/GOPATH/src/github.com/pingcap/tidb/executor/compiler.go:249 +0x5e6\ngithub.com/pingcap/tidb/executor.CountStmtNode(0x6fb2918, 0xc00fc37000, 0x6fdeb00)\n\t/Users/xuhuaiyu/Development/GOPATH/src/github.com/pingcap/tidb/executor/compiler.go:178 +0x174\ngithub.com/pingcap/tidb/executor.(*Compiler).Compile(0xc00ffa4be0, 0x6f94fd0, 0xc00fe5dc80, 0x6fb2918, 0xc00fc37000, 0x0, 0x0, 0x0)\n\t/Users/xuhuaiyu/Development/GOPATH/src/github.com/pingcap/tidb/executor/compiler.go:79 +0x4ad\ngithub.com/pingcap/tidb/session.(*session).ExecuteStmt(0xc00f9aa800, 0x6f94fd0, 0xc00fe5dc80, 0x6fb2918, 0xc00fc37000, 0x0, 0x0, 0x0, 0x0)\n\t/Users/xuhuaiyu/Development/GOPATH/src/github.com/pingcap/tidb/session/session.go:1559 +0x4c9\ngithub.com/pingcap/tidb/server.(*TiDBContext).ExecuteStmt(0xc00fe5d350, 0x6f94fd0, 0xc00fe5dc80, 0x6fb2918, 0xc00fc37000, 0xc0007336e0, 0x6f94fd0, 0xc00fe5dc80, 0x0)\n\t/Users/xuhuaiyu/Development/GOPATH/src/github.com/pingcap/tidb/server/driver_tidb.go:219 +0x6b\ngithub.com/pingcap/tidb/server.(*clientConn).handleStmt(0xc00f9df540, 0x6f94f28, 0xc00fe5dc80, 0x6fb2918, 0xc00fc37000, 0x8c0e830, 0x0, 0x0, 0x1, 0x0, ...)\n\t/Users/xuhuaiyu/Development/GOPATH/src/github.com/pingcap/tidb/server/conn.go:1906 +0x1d1\ngithub.com/pingcap/tidb/server.(*clientConn).handleQuery(0xc00f9df540, 0x6f94f28, 0xc00fc36f80, 0xc00f933981, 0x38, 0x0, 0x0)\n\t/Users/xuhuaiyu/Development/GOPATH/src/github.com/pingcap/tidb/server/conn.go:1775 +0x498\ngithub.com/pingcap/tidb/server.(*clientConn).dispatch(0xc00f9df540, 0x6f94f28, 0xc00fc36f80, 0xc00f933980, 0x39, 0x38, 0x0, 0x0)\n\t/Users/xuhuaiyu/Development/GOPATH/src/github.com/pingcap/tidb/server/conn.go:1279 +0xafd\ngithub.com/pingcap/tidb/server.(*clientConn).Run(0xc00f9df540, 0x6f94fd0, 0xc00fe5ca50)\n\t/Users/xuhuaiyu/Development/GOPATH/src/github.com/pingcap/tidb/server/conn.go:1034 +0x2bc\ngithub.com/pingcap/tidb/server.(*Server).onConn(0xc00faebba0, 0xc00f9df540)\n\t/Users/xuhuaiyu/Development/GOPATH/src/github.com/pingcap/tidb/server/server.go:550 +0xa93\ncreated by github.com/pingcap/tidb/server.(*Server).startNetworkListener\n\t/Users/xuhuaiyu/Development/GOPATH/src/github.com/pingcap/tidb/server/server.go:453 +0x91c\n"]

4. What is your TiDB version? (Required)

651e910

[Reminiscent]

Related to #9151

[github-actions]

Please check whether the issue should be labeled with 'affects-x.y' or 'fixes-x.y.z', and then remove 'needs-more-info' label.