Same here. Machine is a quad-GPU AMD Threadripper 1950X build. Mine boots and nvidia-smi works, but any attempt to fire up a GPU workload kills the machine on something in nvidia module. See attached dmesg. The machine is headless.
** Attachment added: "dmesg.201908062033" https://bugs.launchpad.net/ubuntu/+source/nvidia-graphics-drivers-340/+bug/1838867/+attachment/5281332/+files/dmesg.201908062033 -- You received this bug notification because you are a member of Ubuntu Bugs, which is subscribed to Ubuntu. https://bugs.launchpad.net/bugs/1838867 Title: Bionic HWE kernel 5.0.0.23 breaks nvidia driver 340.107 To manage notifications about this bug go to: https://bugs.launchpad.net/ubuntu/+source/nvidia-graphics-drivers-340/+bug/1838867/+subscriptions -- ubuntu-bugs mailing list ubuntu-bugs@lists.ubuntu.com https://lists.ubuntu.com/mailman/listinfo/ubuntu-bugs