From: Chris Wilson <chris@chris-wilson.co.uk>
To: Jiri Slaby <jslaby@suse.cz>
Cc: daniel.vetter@ffwll.ch, intel-gfx@lists.freedesktop.org,
dri-devel@lists.freedesktop.org,
LKML <linux-kernel@vger.kernel.org>
Subject: Re: 3.9.0-rc7-next: i915: render error detected
Date: Fri, 19 Apr 2013 10:25:52 +0100 [thread overview]
Message-ID: <20130419092552.GH24068@cantiga.alporthouse.com> (raw)
In-Reply-To: <51710B74.9020401@suse.cz>
On Fri, Apr 19, 2013 at 11:16:36AM +0200, Jiri Slaby wrote:
> Hi, with today's -next I got this:
>
> [drm] capturing error event; look for more information in
> /sys/kernel/debug/dri/0/i915_error_state
> i915: render error detected, EIR: 0x00000010
> i915: page table error
> i915: PGTBL_ER: 0x00000002
> [drm:i915_report_and_clear_eir] *ERROR* EIR stuck: 0x00000010, masking
> i915: render error detected, EIR: 0x00000010
> i915: page table error
> i915: PGTBL_ER: 0x00000002
These feel like they are becoming more common, though we have had
reports of this style of error since the dawn of time. The error means
that the CPU accessed an invalid PTE - so the most likely a missing mb
or chipset flush.
-Chris
--
Chris Wilson, Intel Open Source Technology Centre
prev parent reply other threads:[~2013-04-19 9:25 UTC|newest]
Thread overview: 2+ messages / expand[flat|nested] mbox.gz Atom feed top
2013-04-19 9:16 Jiri Slaby
2013-04-19 9:25 ` Chris Wilson [this message]
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