Hi, I've enabled focal-proposed and I'm still having the problem, on a fresh install of kubuntu 20.04. Something I didn't notice in the above bug report is the contents of the failed build logfile, which indicates there's a compiler version issue and not a kernel source version mismatch, and the build is attempting to use some warning flags that the installed version of gcc doesn't support. I've attached my make.log in the hopes that this helps someone figure out the root cause to be fixed.
Also, here is the error I get while running apt install nvidia- driver-460-server: ERROR: Cannot create report: [Errno 17] File exists: '/var/crash/nvidia-dkms-460-server.0.crash' Error! Bad return status for module build on kernel: 5.8.0-50-generic (x86_64) Consult /var/lib/dkms/nvidia-srv/460.73.01/build/make.log for more information. dpkg: error processing package nvidia-dkms-460-server (--configure): installed nvidia-dkms-460-server package post-installation script subprocess returned error exit status 10 Setting up libgl1-mesa-dri:i386 (20.2.6-0ubuntu0.20.04.1) ... Setting up libxext6:i386 (2:1.3.4-0ubuntu1) ... Setting up libxxf86vm1:i386 (1:1.1.4-1build1) ... Setting up libnvidia-gl-460-server:i386 (460.73.01-0ubuntu0.20.04.1) ... Setting up libnvidia-decode-460-server:i386 (460.73.01-0ubuntu0.20.04.1) ... Setting up libxfixes3:i386 (1:5.0.3-2) ... dpkg: dependency problems prevent configuration of nvidia-driver-460-server: nvidia-driver-460-server depends on nvidia-dkms-460-server (<= 460.73.01-1); however: Package nvidia-dkms-460-server is not configured yet. nvidia-driver-460-server depends on nvidia-dkms-460-server (>= 460.73.01); however: Package nvidia-dkms-460-server is not configured yet. ** Attachment added: "make.log" https://bugs.launchpad.net/ubuntu/+source/nvidia-graphics-drivers-460/+bug/1925386/+attachment/5496587/+files/make.log -- You received this bug notification because you are a member of Kernel Packages, which is subscribed to nvidia-graphics-drivers-460 in Ubuntu. https://bugs.launchpad.net/bugs/1925386 Title: Upgrade from 460.32.03-0ubuntu2 to 460.73.01-0ubuntu1 fails Status in nvidia-graphics-drivers-460 package in Ubuntu: Triaged Status in nvidia-graphics-drivers-460-server package in Ubuntu: Triaged Status in nvidia-graphics-drivers-460 source package in Focal: Fix Committed Status in nvidia-graphics-drivers-460 source package in Groovy: Fix Committed Status in nvidia-graphics-drivers-460 source package in Hirsute: Fix Committed Bug description: ubuntu@dgx-1-exotic-skunk-201710-25896:~$ sudo apt install nvidia-dkms-460-server nvidia-utils-460-server Reading package lists... Done Building dependency tree... Done Reading state information... Done The following additional packages will be installed: nvidia-kernel-common-460-server Suggested packages: nvidia-driver-460-server The following packages will be upgraded: nvidia-dkms-460-server nvidia-kernel-common-460-server nvidia-utils-460-server 3 upgraded, 0 newly installed, 0 to remove and 37 not upgraded. Need to get 424 kB of archives. After this operation, 0 B of additional disk space will be used. Do you want to continue? [Y/n] Get:1 http://archive.ubuntu.com/ubuntu hirsute-proposed/restricted amd64 nvidia-dkms-460-server amd64 460.73.01-0ubuntu1 [42.8 kB] Get:2 http://archive.ubuntu.com/ubuntu hirsute-proposed/restricted amd64 nvidia-kernel-common-460-server amd64 460.73.01-0ubuntu1 [18.4 kB] Get:3 http://archive.ubuntu.com/ubuntu hirsute-proposed/restricted amd64 nvidia-utils-460-server amd64 460.73.01-0ubuntu1 [363 kB] Fetched 424 kB in 2s (220 kB/s) (Reading database ... 87065 files and directories currently installed.) Preparing to unpack .../nvidia-dkms-460-server_460.73.01-0ubuntu1_amd64.deb ... Removing all DKMS Modules Done. Unpacking nvidia-dkms-460-server (460.73.01-0ubuntu1) over (460.32.03-0ubuntu2) ... Preparing to unpack .../nvidia-kernel-common-460-server_460.73.01-0ubuntu1_amd64 .deb ... Unpacking nvidia-kernel-common-460-server (460.73.01-0ubuntu1) over (460.32.03-0 ubuntu2) ... Preparing to unpack .../nvidia-utils-460-server_460.73.01-0ubuntu1_amd64.deb ... Unpacking nvidia-utils-460-server (460.73.01-0ubuntu1) over (460.32.03-0ubuntu2) ... Setting up nvidia-kernel-common-460-server (460.73.01-0ubuntu1) ... update-initramfs: deferring update (trigger activated) Setting up nvidia-utils-460-server (460.73.01-0ubuntu1) ... Setting up nvidia-dkms-460-server (460.73.01-0ubuntu1) ... update-initramfs: deferring update (trigger activated) Loading new nvidia-srv-460.73.01 DKMS files... Building for 5.11.0-16-generic Building for architecture x86_64 Building initial module for 5.11.0-16-generic Error! Application of patch disable_fstack-clash-protection_fcf-protection.patch failed. Check /var/lib/dkms/nvidia-srv/460.73.01/build/ for more information. dpkg: error processing package nvidia-dkms-460-server (--configure): installed nvidia-dkms-460-server package post-installation script subprocess re turned error exit status 6 Processing triggers for man-db (2.9.4-2) ... Processing triggers for initramfs-tools (0.139ubuntu3) ... update-initramfs: Generating /boot/initrd.img-5.11.0-16-generic W: Possible missing firmware /lib/firmware/ast_dp501_fw.bin for module ast Errors were encountered while processing: nvidia-dkms-460-server needrestart is being skipped since dpkg has failed E: Sub-process /usr/bin/dpkg returned an error code (1) ubuntu@dgx-1-exotic-skunk-201710-25896:~$ ls /var/lib/dkms/nvidia-srv/460.73.01/build/ dkms.conf patches ubuntu@dgx-1-exotic-skunk-201710-25896:~$ To manage notifications about this bug go to: https://bugs.launchpad.net/ubuntu/+source/nvidia-graphics-drivers-460/+bug/1925386/+subscriptions -- Mailing list: https://launchpad.net/~kernel-packages Post to : kernel-packages@lists.launchpad.net Unsubscribe : https://launchpad.net/~kernel-packages More help : https://help.launchpad.net/ListHelp