I am also seeing this on a the AMD Ryzen desktop system Dell OptiPlex 5055 with Linux 5.13-rc7.
[ 0.000000] DMI: Dell Inc. OptiPlex 5055 Ryzen CPU/0P03DX, BIOS 1.1.25 05/03/2021 […] [ 12.810715] wmi_bus wmi_bus-PNP0C14:00: WQBC data block query control method not found [ 12.820176] acpi PNP0C14:01: duplicate WMI GUID 05901221-D566-11D1-B2F0-00A0C9062910 (first instance was on PNP0C14:00) Alex, to summarize, this is a firmware bug, so needs to be reported to Dell? Is there any way to check, what features do not work? Then it’d be easier to verify that and talk to the Dell support. Lastly, the Dell Linux maintainers could be contacted too. DELL SMBIOS WMI DRIVER L: dell.client.ker...@dell.com L: platform-driver-...@vger.kernel.org S: Maintained F: drivers/platform/x86/dell/dell-smbios-wmi.c F: tools/wmi/dell-smbios-example.c -- You received this bug notification because you are a member of Ubuntu Bugs, which is subscribed to Ubuntu. https://bugs.launchpad.net/bugs/1890467 Title: wmi_bus wmi_bus-PNP0C14:00: WQBC data block query control method not found To manage notifications about this bug go to: https://bugs.launchpad.net/ubuntu/+source/linux/+bug/1890467/+subscriptions -- ubuntu-bugs mailing list ubuntu-bugs@lists.ubuntu.com https://lists.ubuntu.com/mailman/listinfo/ubuntu-bugs