I hit the same issue as morphis has encountered with the exact same version nvidia drivers package on 5.4 kernel as well.
``` $ apt -qq list | grep "nvidia-.*-460-server" libnvidia-cfg1-460-server/focal-updates,focal-security,now 460.32.03-0ubuntu0.20.04.2 amd64 [installed,automatic] libnvidia-common-460-server/focal-updates,focal-updates,focal-security,focal-security,now 460.32.03-0ubuntu0.20.04.2 all [installed,automatic] libnvidia-compute-460-server/focal-updates,focal-security,now 460.32.03-0ubuntu0.20.04.2 amd64 [installed,automatic] libnvidia-compute-460-server/focal-updates 460.32.03-0ubuntu0.20.04.2 i386 libnvidia-decode-460-server/focal-updates,focal-security,now 460.32.03-0ubuntu0.20.04.2 amd64 [installed,automatic] libnvidia-decode-460-server/focal-updates 460.32.03-0ubuntu0.20.04.2 i386 libnvidia-encode-460-server/focal-updates,focal-security,now 460.32.03-0ubuntu0.20.04.2 amd64 [installed,automatic] libnvidia-encode-460-server/focal-updates 460.32.03-0ubuntu0.20.04.2 i386 libnvidia-extra-460-server/focal-updates,focal-security,now 460.32.03-0ubuntu0.20.04.2 amd64 [installed,automatic] libnvidia-extra-460-server/focal-updates 460.32.03-0ubuntu0.20.04.2 i386 libnvidia-fbc1-460-server/focal-updates,focal-security,now 460.32.03-0ubuntu0.20.04.2 amd64 [installed,automatic] libnvidia-fbc1-460-server/focal-updates 460.32.03-0ubuntu0.20.04.2 i386 libnvidia-gl-460-server/focal-updates,focal-security,now 460.32.03-0ubuntu0.20.04.2 amd64 [installed,automatic] libnvidia-gl-460-server/focal-updates 460.32.03-0ubuntu0.20.04.2 i386 libnvidia-ifr1-460-server/focal-updates,focal-security,now 460.32.03-0ubuntu0.20.04.2 amd64 [installed,automatic] libnvidia-ifr1-460-server/focal-updates 460.32.03-0ubuntu0.20.04.2 i386 nvidia-compute-utils-460-server/focal-updates,focal-security,now 460.32.03-0ubuntu0.20.04.2 amd64 [installed,automatic] nvidia-dkms-460-server/focal-updates,focal-security,now 460.32.03-0ubuntu0.20.04.2 amd64 [installed,automatic] nvidia-driver-460-server/focal-updates,focal-security,now 460.32.03-0ubuntu0.20.04.2 amd64 [installed] nvidia-headless-460-server/focal-updates,focal-security 460.32.03-0ubuntu0.20.04.2 amd64 nvidia-headless-no-dkms-460-server/focal-updates,focal-security 460.32.03-0ubuntu0.20.04.2 amd64 nvidia-kernel-common-460-server/focal-updates,focal-security,now 460.32.03-0ubuntu0.20.04.2 amd64 [installed,automatic] nvidia-kernel-source-460-server/focal-updates,focal-security,now 460.32.03-0ubuntu0.20.04.2 amd64 [installed,automatic] nvidia-utils-460-server/focal-updates,focal-security,now 460.32.03-0ubuntu0.20.04.2 amd64 [installed,automatic] $ uname -r 5.4.0-72-generic $ lsb_release -a No LSB modules are available. Distributor ID: Ubuntu Description: Ubuntu 20.04.2 LTS Release: 20.04 Codename: focal ``` -- You received this bug notification because you are a member of Kernel Packages, which is subscribed to nvidia-graphics-drivers-460-server in Ubuntu. https://bugs.launchpad.net/bugs/1922599 Title: fails to create a new context Status in nvidia-graphics-drivers-460-server package in Ubuntu: Confirmed Bug description: With the 460 driver on a 5.11 kernel, I'm unable to initialize a new context. ubuntu@blanka:~$ cat foo.c #include<cuda.h> #include<assert.h> #include <stdio.h> int main(){ int ret; assert (cuInit(0) == 0); CUcontext ctx; CUdevice device; assert(cuDeviceGet(&device,0) == 0 ); ret = cuCtxCreate(&ctx, 0, device); printf("cuCtxCreate returned %d\n", ret); return 0; } $ sudo ./foo cuCtxCreate returned 1 This works fine with the 450 driver. $ cat /proc/version Linux version 5.11.0-13-generic (buildd@lgw01-amd64-035) (gcc (Ubuntu 10.2.1-23ubuntu1) 10.2.1 20210312, GNU ld (GNU Binutils for Ubuntu) 2.36.1) #14-Ubuntu SMP Fri Mar 19 16:55:27 UTC 2021 $ dpkg -l | grep nvidia-cuda-dev ii nvidia-cuda-dev:amd64 11.2.1-2 amd64 NVIDIA CUDA development files To manage notifications about this bug go to: https://bugs.launchpad.net/ubuntu/+source/nvidia-graphics-drivers-460-server/+bug/1922599/+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
