_SB.WTBT._HID = "PNP0C14" _SB.AMW0._HID = "PNP0C14" _SB.AMW4._HID = "PNP0C14" _SB.AMW2._HID = "PNP0C14"
So this system does have duplicated WMI devices, and they have different functions. However, like what I said, WMI is not really a part of ACPI specification, but a Microsoft specific standard. So there is no enough information to know how do deal with these duplicated WMI devices. On 2020-02-12 23:26, Laurent Bonnaud wrote: > Here is an ACPI dump on a Dell Latitude 5590 with kernel 5.5.3. > > > ** Attachment added: "ACPI dump" > > https://bugs.launchpad.net/ubuntu/+source/linux/+bug/1806437/+attachment/5327674/+files/acpi-dump.bin > ** Attachment added: "AMW0.dump" https://bugs.launchpad.net/bugs/1806437/+attachment/5327865/+files/AMW0.dump ** Attachment added: "AMW2.dump" https://bugs.launchpad.net/bugs/1806437/+attachment/5327866/+files/AMW2.dump ** Attachment added: "AMW4.dump" https://bugs.launchpad.net/bugs/1806437/+attachment/5327867/+files/AMW4.dump ** Attachment added: "WTBT.dump" https://bugs.launchpad.net/bugs/1806437/+attachment/5327868/+files/WTBT.dump -- 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 ubuntu-bugs@lists.ubuntu.com https://lists.ubuntu.com/mailman/listinfo/ubuntu-bugs
