kernel/drivers/nvme/host/nvme.h
.. .. @@ -754,7 +754,7 @@ 754 754 { 755 755 struct nvme_ns *ns = req->q->queuedata; 756 756 757 - if (req->cmd_flags & REQ_NVME_MPATH)757 + if ((req->cmd_flags & REQ_NVME_MPATH) && req->bio)758 758 trace_block_bio_complete(ns->head->disk->queue, req->bio); 759 759 } 760 760