I've recently hit this seem issue, this is caused by the hp-wmi driver passing a buffer which is not big enough when making WMI related ACPI calls. I've submitted a patch-series which fixes this upstream:
https://lore.kernel.org/patchwork/project/lkml/list/?series=419906 -- You received this bug notification because you are a member of Ubuntu Bugs, which is subscribed to Ubuntu. https://bugs.launchpad.net/bugs/1809206 Title: Amd ACPI Error To manage notifications about this bug go to: https://bugs.launchpad.net/linux/+bug/1809206/+subscriptions -- ubuntu-bugs mailing list ubuntu-bugs@lists.ubuntu.com https://lists.ubuntu.com/mailman/listinfo/ubuntu-bugs
