运行server，运行client。client执行完毕释放通道，等待一段时间。

cpu15/39739:03/07 14:49:26.551 [rsa-demo-1] [secGear][STRACE] enclave send secret:This is enclave secret 888

cpu15/39739: [HM] [ERROR][2341]vmem_as_ondemand_prepare failed
cpu15/39739: [HM] [ERROR][1855]process b00000029 (tid: 42) data abort:
cpu15/39739: [HM] [ERROR][1857]Bad memory access on address: 0x240103000000000, fault_code: 0x92000004
cpu15/39739: [HM]
cpu15/39739: [HM] Dump task states for tcb
cpu15/39739: [HM] ----------
cpu15/39739: [HM] name=[rsa-demo] tid=42 is-idle=0 is-curr=0
cpu15/39739: [HM] state=BLOCKED@MEMFAULT sched.pol=0 prio=46 queued=1
cpu15/39739: [HM] aff[0]=ffffffffffffffff aff[1]=ffffffffffffffff
cpu15/39739: [HM] flags=0 smc-switch=0 ca=39739 prefer-ca=39739
cpu15/39739: [HM] Registers dump:
cpu15/39739: [HM] ----------
cpu15/39739: [HM] 64 bits userspace stack dump:
cpu15/39739: [HM] ----------
cpu15/39739: [HM] <free+0x30/0x40c>
cpu15/39739: [HM] <del_ecdh_ctx+0x30/0x5c>
cpu15/39739: [HM] <enclave_stop_sec_chl+0x38/0x74>
cpu15/39739: [HM] <ecall_enclave_stop_sec_chl+0xb4/0xec>
cpu15/39739: [HM] <TA_InvokeCommandEntryPoint+0x19c/0x264>
cpu15/39739: [HM] <tee_task_entry+0x328/0x9e0>
cpu15/39739: [HM] <thread_func_wrapper+0x40/0x6c>
cpu15/39739: [HM] Dump task states END
cpu15/39739: [HM]