On Tue, Oct 27, 2020 at 10:01:00AM +0800, Chao Leng wrote: > > diff --git a/drivers/nvme/host/rdma.c b/drivers/nvme/host/rdma.c > > index aad829a2b50d0f..f488dc5f4c2c61 100644 > > +++ b/drivers/nvme/host/rdma.c > > @@ -1730,11 +1730,10 @@ static void nvme_rdma_process_nvme_rsp(struct nvme_rdma_queue *queue, > > req->result = cqe->result; > > if (wc->wc_flags & IB_WC_WITH_INVALIDATE) { > > - if (unlikely(!req->mr || > > - wc->ex.invalidate_rkey != req->mr->rkey)) { > > + if (unlikely(wc->ex.invalidate_rkey != req->mr->rkey)) { > > dev_err(queue->ctrl->ctrl.device, > > "Bogus remote invalidation for rkey %#x\n", > > - req->mr ? req->mr->rkey : 0); > > + req->mr->rkey); > Maybe the code version is incorrect, cause falsely code rollback. Oh wow, thanks for noticing that, I made a git fumble when doing this :( Jason