[Bug]: writeField5 panic

[yaolinger]

What happened?

(dlv) bt
0 0x0000000000468d41 in runtime.raise
at /usr/local/go/src/runtime/sys_linux_amd64.s:168
1 0x0000000000465320 in runtime.systemstack_switch
at /usr/local/go/src/runtime/asm_amd64.s:436
2 0x00000000004375d0 in runtime.fatalthrow
at /usr/local/go/src/runtime/panic.go:1044
3 0x0000000000437391 in runtime.throw
at /usr/local/go/src/runtime/panic.go:992
4 0x000000000044cb85 in runtime.sigpanic
at /usr/local/go/src/runtime/signal_unix.go:825
5 0x00000000009304f6 in github.com/uber/jaeger-client-go/thrift-gen/jaeger.(*Tag).writeField5
at ./vendor/github.com/uber/jaeger-client-go/thrift-gen/jaeger/jaeger.go:459
6 0x000000000092f875 in github.com/uber/jaeger-client-go/thrift-gen/jaeger.(*Tag).Write
at ./vendor/github.com/uber/jaeger-client-go/thrift-gen/jaeger/jaeger.go:400
7 0x00000000009381a5 in github.com/uber/jaeger-client-go/thrift-gen/jaeger.(*Span).writeField10
at ./vendor/github.com/uber/jaeger-client-go/thrift-gen/jaeger/jaeger.go:1470
8 0x00000000009366fc in github.com/uber/jaeger-client-go/thrift-gen/jaeger.(*Span).Write
at ./vendor/github.com/uber/jaeger-client-go/thrift-gen/jaeger/jaeger.go:1351
9 0x000000000093caa5 in github.com/uber/jaeger-client-go/thrift-gen/jaeger.(*Batch).writeField2
at ./vendor/github.com/uber/jaeger-client-go/thrift-gen/jaeger/jaeger.go:2117
10 0x000000000093c477 in github.com/uber/jaeger-client-go/thrift-gen/jaeger.(*Batch).Write
at ./vendor/github.com/uber/jaeger-client-go/thrift-gen/jaeger/jaeger.go:2088
11 0x0000000000947b73 in github.com/uber/jaeger-client-go/thrift-gen/agent.(*AgentEmitBatchArgs).writeField1
at ./vendor/github.com/uber/jaeger-client-go/thrift-gen/agent/agent.go:381
12 0x000000000094796c in github.com/uber/jaeger-client-go/thrift-gen/agent.(*AgentEmitBatchArgs).Write
at ./vendor/github.com/uber/jaeger-client-go/thrift-gen/agent/agent.go:369
13 0x0000000000925255 in github.com/uber/jaeger-client-go/thrift.(*TStandardClient).Send
at ./vendor/github.com/uber/jaeger-client-go/thrift/client.go:47
14 0x00000000009259f1 in github.com/uber/jaeger-client-go/thrift.(*TStandardClient).Call
at ./vendor/github.com/uber/jaeger-client-go/thrift/client.go:92
15 0x00000000009466e3 in github.com/uber/jaeger-client-go/thrift-gen/agent.(*AgentClient).EmitBatch
at ./vendor/github.com/uber/jaeger-client-go/thrift-gen/agent/agent.go:87
16 0x000000000094a119 in github.com/uber/jaeger-client-go/utils.(*AgentClientUDP).EmitBatch
at ./vendor/github.com/uber/jaeger-client-go/utils/udp_client.go:135
17 0x00000000009699ae in github.com/uber/jaeger-client-go.(*udpSender).Flush
at ./vendor/github.com/uber/jaeger-client-go/transport_udp.go:159
18 0x000000000095a48f in github.com/uber/jaeger-client-go.(*remoteReporter).processQueue.func1
at ./vendor/github.com/uber/jaeger-client-go/reporter.go:286
19 0x000000000095a3e2 in github.com/uber/jaeger-client-go.(*remoteReporter).processQueue
at ./vendor/github.com/uber/jaeger-client-go/reporter.go:298
20 0x0000000000959dc6 in github.com/uber/jaeger-client-go.NewRemoteReporter.func1
at ./vendor/github.com/uber/jaeger-client-go/reporter.go:237
21 0x0000000000467401 in runtime.goexit
at /usr/local/go/src/runtime/asm_amd64.s:1571
(dlv) frame 5

runtime.raise() /usr/local/go/src/runtime/sys_linux_amd64.s:168 (PC: 0x468d41)
Warning: debugging optimized function
Frame 5: ./vendor/github.com/uber/jaeger-client-go/thrift-gen/jaeger/jaeger.go:459 (PC: 9304f6)
Warning: listing may not match stale executable
454:
455: func (p *Tag) writeField5(ctx context.Context, oprot thrift.TProtocol) (err error) {
456: if p.IsSetVBool() {
457: if err := oprot.WriteFieldBegin(ctx, "vBool", thrift.BOOL, 5); err != nil {
458: return thrift.PrependError(fmt.Sprintf("%T write field begin error 5:vBool: ", p), err) }
=> 459: if err := oprot.WriteBool(ctx, bool(*p.VBool)); err != nil {
460: return thrift.PrependError(fmt.Sprintf("%T.vBool (5) field write error: ", p), err) }
461: if err := oprot.WriteFieldEnd(ctx); err != nil {
462: return thrift.PrependError(fmt.Sprintf("%T write field end error 5:vBool: ", p), err) }
463: }
464: return err
(dlv)