Re: r276200: EFI boot failure: kernel stops booting at pci0: <ACPI PCI bus> on pcib0

Would you be able to narrow it down to a small range of commits?
that'll make it easier to chase down. :)

Thanks!



-adrian


On 25 December 2014 at 10:42, O. Hartmann <ohartman_at_zedat.fu-berlin.de> wrote:
>
> Since 23rd's update of CURRENT, the kernel fails to boot on systems that boot via EFI.
> Systems with legacy booting seem not to be affected.
>
> I just ran today into the problem updating a notebook with a Intel Haswell Intel i5-4200M
> CPU (Haswell) on a Lenovo ThinkPad E540, bboting via UEFI, CURRENT r276200. The very same
> caode base is running on several other boxes which boot via legacy method. The very same
> failure showed up at the lab on an older HP Compaq 8300 system, based on H81 chipset
> equipted with an Ivy-Bridge CPU, booting also via EFI. That box stops at the exact same
> spot as the notebook does.
>
> The systems in question, also the legacy booting systems (aka the oldstyle loader boot
> method), load drm2, i915kms.
>
> Booting old kernel/modules (via "boot kernel.old"), at CURRENT r275896 is all right.
>
> What is happening here?
>
> Merry christmas day,
>
> oh