Created attachment 293079 [details] acpidump out Distro: Debian 10.6 (buster) Hardware: HP Compaq 8100 Kernel: Linux 4.19.0-11-amd64 #1 SMP Debian 4.19.146-1 (2020-09-17) x86_64 GNU/Linux # dmesg -t -l err acpi LNXCPU:00: Invalid PBLK length [7] acpi LNXCPU:01: Invalid PBLK length [7] acpi LNXCPU:02: Invalid PBLK length [7] acpi LNXCPU:03: Invalid PBLK length [7] ACPI BIOS Error (bug): \_SB.PCI0._OSC: Excess arguments - ASL declared 5, ACPI requires 4 (20180810/nsarguments-164) ACPI BIOS Error (bug): Failure creating [\_SB.PCI0._OSC.CAPD], AE_ALREADY_EXISTS (20180810/dsfield-183) ACPI Error: Method parse/execution failed \_SB.PCI0._OSC, AE_ALREADY_EXISTS (20180810/psparse-516) kvm: disabled by bios kvm: disabled by bios kvm: disabled by bios kvm: disabled by bios
please attach the acpidump output.
Bug closed as there is no response from the bug reporter. Please feel to reopen it, together with the symptom in the latest upstream kernel.