simpledrm is new since Kernel version 5.14 https://www.phoronix.com/scan.php?page=news_item&px=Linux-5.14-Initial-DRM-Misc (In reply to Stefan Dirsch from comment #0) > There are workarounds available like > > a) patching the nvidia kernel module and no longer calling > pci_request_regions(...) function https://github.com/rpmfusion/nvidia-kmod/blob/master/nvidia-kmod-pci-request-regions.patch