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Describe the current behavior / 问题描述 (Mandatory / 必填)

alltoallv_continuous_pipeline算法报错

Environment / 环境信息 (Mandatory / 必填)

A2/A3 CANN9.1.0

Steps to reproduce the issue / 重现步骤 (Mandatory / 必填)

双机执行alltoall，CCLBUFFER大于80M，跨机跑RDMA

Describe the expected behavior / 预期结果 (Mandatory / 必填)

通信算子执行无报错

Related log / screenshot / 日志 / 截图 (Mandatory / 必填)

[ERROR] HCCL(17424,aicpu_scheduler):2026-08-14-10:39:49.604.009 [alltoallv_continuous_pipeline.cc:896] [17440][AlltoallvContinuousPipeline][WaitValueOfRank] Waiting for the value of rank[5] timed out.
[ERROR] HCCL(17424,aicpu_scheduler):2026-08-14-10:39:49.604.049 [alltoallv_continuous_pipeline.cc:918] [17440][WaitAndCalReceiveInfo]call trace: hcclRet -> 9
[ERROR] HCCL(17424,aicpu_scheduler):2026-08-14-10:39:49.604.060 [alltoallv_continuous_pipeline.cc:1012] [17440][RunAsync]call trace: hcclRet -> 9
[ERROR] HCCL(17424,aicpu_scheduler):2026-08-14-10:39:49.604.067 [coll_all_to_all_v_pipeline_for_910_93_executor.cc:247] [17440][KernelRun]call trace: hcclRet -> 9
[ERROR] HCCL(17424,aicpu_scheduler):2026-08-14-10:39:49.604.096 [coll_all_to_all_v_pipeline_for_910_93_executor.cc:188] [17440][CollAlltoAllVPipelineFor91093][Orchestrate]errNo[0x0000000005000009]executor run failed
[ERROR] HCCL(17424,aicpu_scheduler):2026-08-14-10:39:49.604.110 [aicpu_communicator.cc:3539] [17440][HcclCommAicpu][Orchestrate]executor process failed algName[RunAlltoAllVPipelineFor91093], ret = 9
[ERROR] HCCL(17424,aicpu_scheduler):2026-08-14-10:39:49.604.119 [aicpu_communicator.cc:2570] [17440]OrchestrateHcclOp failed, ret:9
[ERROR] HCCL(17424,aicpu_scheduler):2026-08-14-10:39:49.604.139 [aicpu_communicator.cc:2061] [17440][HcclCommAicpu][ExecOp] executor op fail, tag[ALLTOALL_172.16.19.110%eth0_64000_0_1786672840926636RunAlltoAllVPipelineFor91093_device], algName[RunAlltoAllVPipelineFor91093], identifier[172.16.19.110%eth0_64000_0_1786672840926636]
[ERROR] HCCL(17424,aicpu_scheduler):2026-08-14-10:39:49.604.162 [aicpu_hccl_process.cc:583] [17440][AicpuHcclProcess][AicpuRunRpcServerV2] newTag[ALLTOALL_172.16.19.110%eth0_64000_0_1786672840926636RunAlltoAllVPipelineFor91093_device] algName[RunAlltoAllVPipelineFor91093]
[ERROR] HCCL(17424,aicpu_scheduler):2026-08-14-10:39:49.604.180 [hccl_aicpu_interface.cc:114] [17440]run AicpuRunRpcServerV2 failed. ret[9]
[ERROR] CCECPU(17424,aicpu_scheduler):2026-08-14-10:39:49.604.192 [ae_kernel_lib_aicpu_kfc.cpp:166][TransformKernelErrorCode][tid:17440][AICPU_PROCESSER] KFC RunAicpuRpcSrvLaunchV2 run failed ret[9]

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