Created attachment 81858 [details]
i915_error_state

Environment:
HW info: 
Harris Beach with Haswell-ult cpu 
Host bridge ID=0x0a04 (rev 06);
VGA ID=0x0a26 (rev06);
BIOS:HSB V131

OS:
ubuntu 13.10 alpha

kernel(drm-intel-next-queued):
commit 6f02488e3a5cbd76974b9d56140b11f3aa012124
Author: Jesse Barnes <jbarnes@virtuousgeek.org>
Date:   Mon Jul 1 10:19:09 2013 -0700

    drm/i915: fixup messages in pipe_config_compare

    Print out the flag that failed and fix up a mismatched paren.

    Signed-off-by: Jesse Barnes <jbarnes@virtuousgeek.org>
    Signed-off-by: Daniel Vetter <daniel.vetter@ffwll.ch>

Description:
Booting kernel, gpu will hang and can't see desktop.