Control: forwarded -1 https://bugs.freedesktop.org/show_bug.cgi?id=92998
Control: tag -1 upstream

On Mon, Jan 18, 2016 at 09:21:50AM +0100, Julian Andres Klode wrote:
> Package: src:linux
> Version: 4.4~rc8-1~exp1
> Severity: normal
> 
> I'm not sure if that's the right package to report this bug, it could
> also be mesa, the X11 driver, or maybe even gnome-shell. Anyway, I don't
> think I have seen this with 4.3:
> 
> Often, when resuming the GPU hangs, and gnome-shell thus exits and then
> restarts, delaying usable resume by about 13 seconds.
> 
> I'm running xserver-xorg-video-intel 2.99.917+git20151217-1~exp1 from
> experimental (as unstable has a few bugs fixed in there), and libdrm
> 2.4.65-3. Neither have been upgraded recently, so it is
> likely the kernel causing the issue, as this is a very recent
> problem.

This seems to be https://bugs.freedesktop.org/show_bug.cgi?id=92998,
which is caused by commit 101b506a7fc7be3f0d0a337ade270eb5eb5a2857:

  drm/i915: Wa32bitGeneralStateOffset & Wa32bitInstructionBaseOffset

at least according to some comments in the bug report.

-- 
Julian Andres Klode  - Debian Developer, Ubuntu Member

See http://wiki.debian.org/JulianAndresKlode and http://jak-linux.org/.

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