On Mon, 03 Feb 2025 14:51:43 +0200, Leon Romanovsky wrote: > Memory regions (MR) of type DM (device memory) do not have an associated > umem. > > In the __mlx5_ib_dereg_mr() -> mlx5_free_priv_descs() flow, the code > incorrectly takes the wrong branch, attempting to call > dma_unmap_single() on a DMA address that is not mapped. > > [...] Applied, thanks! [1/1] RDMA/mlx5: Fix a WARN during dereg_mr for DM type https://git.kernel.org/rdma/rdma/c/abc7b3f1f056d6 Best regards, -- Leon Romanovsky <leon@xxxxxxxxxx>