Something interesting I came across when looking up the documentation for the randomize_kstack_offset parameter: apparently Virtualbox had a similar problem when this feature was introduced in the 5.13 kernel, and they made a change to fix it in Virtualbox 6.1.24. I wonder what they did?
https://www.virtualbox.org/ticket/20452 ** Bug watch added: Virtualbox Trac #20452 http://www.virtualbox.org/ticket/20452 -- You received this bug notification because you are a member of Ubuntu Bugs, which is subscribed to Ubuntu. https://bugs.launchpad.net/bugs/2073267 Title: Virtualbox Guru meditation on VM start caused by kernel commit in v6.9-rc4 To manage notifications about this bug go to: https://bugs.launchpad.net/ubuntu/+source/linux/+bug/2073267/+subscriptions -- ubuntu-bugs mailing list ubuntu-bugs@lists.ubuntu.com https://lists.ubuntu.com/mailman/listinfo/ubuntu-bugs