使用evpp崩溃

[Phymin]

最近我们在使用evpp的时候出现了两次同样的崩溃，我们把崩溃日志写入了文件，如下：

*** Aborted at 1591871862 (unix time) try "date -d @1591871862" if you are using GNU date ***
PC: @                0x0 (unknown)
*** SIGSEGV (@0x10) received by PID 1213 (TID 0x7fe9417f2700) from PID 16; stack trace: ***
    @     0x7fe97ace3390 (unknown)
    @           0x860d78 evpp::TCPClient::DisconnectInLoop()
    @           0x85993d evpp::EventLoop::DoPendingFunctors()
    @           0x85c742 evpp::PipeEventWatcher::HandlerFn()
    @           0x881769 event_process_active_single_queue.isra.33
    @           0x8821ef event_base_loop
    @           0x859c59 evpp::EventLoop::Run()
    @           0x85b537 evpp::EventLoopThread::Run()
    @     0x7fe97a708c80 (unknown)
    @     0x7fe97acd96ba start_thread
    @     0x7fe979e6e41d clone
    @                0x0 (unknown)

想请问下，什么样的情况下才会出现这样的问题，谢谢！