Comment # 40 on bug 810133 from Olav Reinert

(In reply to Takashi Iwai from comment #39)
> Hmm.  To be sure, could you boot with i915.panel_ignore_lid=0 boot option? 
> This will disable the access to lid state opregion in intel_panel.c.

Tried it, the system still crashes.

> Meanwhile I updated the patch on i915 kmp in the same repo to avoid the
> whole calls of acpi_lid_*().  Try the new package later, too.

As-is, the newly patched module also crashes.

> If the new package still causes the same problem, do the triple down:
> - Use i915 kmp
> - Pass i915.panel_ignore_lid=0 boot option
> - Unload button module
> then test the lid close.

Even with the triple down, it still crashes.