In my case, it was happening on a headless server so lots of keyboard access isn't an option. I actually fixed it on my system by reversing a change to a BIOS setting which I had initially changed to work around the same issue on a previous occurrence.
The setting on my system related to the execute disable bit. -- You received this bug notification because you are a member of Ubuntu Bugs, which is subscribed to Ubuntu. https://bugs.launchpad.net/bugs/1784796 Title: apt update fails - 'std::runtime_error' what(): random_device::__x86_rdrand(void) To manage notifications about this bug go to: https://bugs.launchpad.net/ubuntu/+source/apt/+bug/1784796/+subscriptions -- ubuntu-bugs mailing list ubuntu-bugs@lists.ubuntu.com https://lists.ubuntu.com/mailman/listinfo/ubuntu-bugs