[Bug 89360] [bdw-u iommu] DMAR error -> GPU hang

[bugzilla-daemon at freedesktop.org]

https://bugs.freedesktop.org/show_bug.cgi?id=89360

--- Comment #105 from miguelramos <osorio at uniovi.es> ---
Created attachment 142592
  --> https://bugs.freedesktop.org/attachment.cgi?id=142592&action=edit
error file after DMAR error hangs GPU trying to start "gdm" with 4.19.3

This is the /sys/class/drm/card0/error file I get after GPU reset fails trying
to start gnome-shell gdm

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