Error while running multinode HCCL_DEMO example : [22:26:13.387614][SCAL][error][rank:3][tid:1A7B69] completionGroupWait: hlthunk_wait_for_interrupt_by_handle failed. rc=-5 status=4096 errno=5 error: 'Input/output error

[22:26:13.387614][SCAL][error][rank:3][tid:1A7B69] completionGroupWait: hlthunk_wait_for_interrupt_by_handle failed. rc=-5 status=4096 errno=5 error: 'Input/output error

Why would I be getting this error