I strongly believe that this issue is related to linux-headers. After copying /usr/src/linux-headers-5.11.0-18-generic/ from one computer to another it started working.
How /usr/src/linux- headers-5.11.0-18-generic/include/config/kernel.release from the exact same version of DEB (5.11.0-18.19) can have different content on two workstation? -- You received this bug notification because you are a member of Ubuntu Bugs, which is subscribed to Ubuntu. https://bugs.launchpad.net/bugs/1929442 Title: can't load voboxdrv after upgrade to hirsute 21.04 To manage notifications about this bug go to: https://bugs.launchpad.net/ubuntu/+source/virtualbox/+bug/1929442/+subscriptions -- ubuntu-bugs mailing list ubuntu-bugs@lists.ubuntu.com https://lists.ubuntu.com/mailman/listinfo/ubuntu-bugs
