(In reply to Philip Rosvall from comment #522)
> I have only used the workaround since kernel 4.20.4, so I just booted the
> kernel now without and with the parameter. As can be seen in line 704 in the
> log without "idle=halt", we see the error "[Firmware Bug]: ACPI MWAIT
> C-state 0x0 not supported by HW (0x0)". This error does not occur when
> "idle=halt" is set.
Yeah, this is starting to look more and more like a BIOS issue on
certain mobos.
Since your machine is issuing that ACPI MWAIT error, can you apply the
debugging patch from comment #512, build a kernel, boot into it
without "idle=halt" and upload dmesg again?
(In reply to Philip Rosvall from comment #522)
> I have only used the workaround since kernel 4.20.4, so I just booted the
> kernel now without and with the parameter. As can be seen in line 704 in the
> log without "idle=halt", we see the error "[Firmware Bug]: ACPI MWAIT
> C-state 0x0 not supported by HW (0x0)". This error does not occur when
> "idle=halt" is set.
Yeah, this is starting to look more and more like a BIOS issue on
certain mobos.
Since your machine is issuing that ACPI MWAIT error, can you apply the
debugging patch from comment #512, build a kernel, boot into it
without "idle=halt" and upload dmesg again?
Thx.