I also have these issues and many more on the Dell Precision 7540 with i7 9750H.
Operating System: Arch Linux KDE Plasma Version: 5.17.1 KDE Frameworks Version: 5.63.0 Qt Version: 5.13.1 Kernel Version: 5.3.7-arch1-2-ARCH OS Type: 64-bit Processors: 12 × Intel® Core™ i7-9750H CPU @ 2.60GHz Memory: 15.4 GiB of RAM josh@archkde ~]$ dmesg --level=err,warn [ 0.462714] MDS CPU bug present and SMT on, data leak possible. See https://www.kernel.org/doc/html/latest/admin-guide/hw-vuln/mds.html for more details. [ 0.501751] #7 #8 #9 #10 #11 [ 0.669133] ENERGY_PERF_BIAS: Set to 'normal', was 'performance' [ 1.377049] nvme nvme0: missing or invalid SUBNQN field. [ 2.044527] [drm:lspcon_init [i915]] *ERROR* Failed to probe lspcon [ 2.044566] [drm:intel_ddi_init [i915]] *ERROR* LSPCON init failed on port D [ 2.080526] [Firmware Bug]: ACPI(PEGP) defines _DOD but not _DOS [ 2.481314] i8042: PNP: PS/2 appears to have AUX port disabled, if this is incorrect please boot with i8042.nopnp [ 2.481844] i8042: Warning: Keylock active [ 2.494764] usb: port power management may be unreliable [ 3.067640] acpi PNP0C14:02: duplicate WMI GUID 05901221-D566-11D1-B2F0-00A0C9062910 (first instance was on PNP0C14:01) [ 3.067673] wmi_bus wmi_bus-PNP0C14:03: WQBC data block query control method not found [ 3.067674] acpi PNP0C14:03: duplicate WMI GUID 05901221-D566-11D1-B2F0-00A0C9062910 (first instance was on PNP0C14:01) [ 3.084883] acpi PNP0C14:04: duplicate WMI GUID 05901221-D566-11D1-B2F0-00A0C9062910 (first instance was on PNP0C14:01) [ 3.123514] acpi PNP0C14:05: duplicate WMI GUID 05901221-D566-11D1-B2F0-00A0C9062910 (first instance was on PNP0C14:01) [ 3.278780] platform regulatory.0: Direct firmware load for regulatory.db failed with error -2 -- You received this bug notification because you are a member of Ubuntu Bugs, which is subscribed to Ubuntu. https://bugs.launchpad.net/bugs/1806437 Title: acpi PNP0C14:02: duplicate WMI GUID 05901221-D566-11D1-B2F0-00A0C9062910 (first instance was on PNP0C14:01) To manage notifications about this bug go to: https://bugs.launchpad.net/linux/+bug/1806437/+subscriptions -- ubuntu-bugs mailing list [email protected] https://lists.ubuntu.com/mailman/listinfo/ubuntu-bugs
