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Bug#677466: [xserver-xorg-video-intel] gnome3 energy saving hung GPU



Sébastien KALT <skalt@throka.org> (15/06/2012):
> I'm having the same problem as Riccardo, but I'm using the default
> Debian Sid kernel.
> 
> Downgrading xserver-xorg-video-intel to testing version solves the
> problem.

Ah, interesting.

> I'm sorry, but I didn't find how to extract and attach information
> from /debug/dri/0/i915_error_state :/

You can mount debugfs this way (or in /debug, but you'd have to create it):
sudo mount -t debugfs debugfs /sys/kernel/debug/

Then look into: /sys/kernel/debug/dri/0/i915_error_state

Mraw,
KiBi.

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