From mboxrd@z Thu Jan 1 00:00:00 1970 From: Norbert Preining Subject: Re: drm i915 hangs on heavy io load Date: Wed, 24 Oct 2012 09:36:59 +0900 Message-ID: <20121024003659.GA30962@gamma.logic.tuwien.ac.at> References: <20121023053830.GA30776@gamma.logic.tuwien.ac.at> <6c3329$6sai31@orsmga002.jf.intel.com> <20121023053830.GA30776@gamma.logic.tuwien.ac.at> Mime-Version: 1.0 Content-Type: text/plain; charset=us-ascii Return-path: Content-Disposition: inline In-Reply-To: <6c3329$6sai31@orsmga002.jf.intel.com> Sender: linux-kernel-owner@vger.kernel.org To: Dave Airlie , Chris Wilson Cc: linux-kernel@vger.kernel.org, Daniel Vetter , dri-devel@lists.freedesktop.org List-Id: dri-devel@lists.freedesktop.org Hi Dave, hi Chris, thanks for your answers. On Di, 23 Okt 2012, Dave Airlie wrote: > Does booting with i915.i915_enable_rc6=0 help? No,booted with that, it happened again on a completely idle system (well, I believe completely idle, I was doing the dishes ;-) [12437.995026] [drm:i915_hangcheck_hung] *ERROR* Hangcheck timer elapsed... GPU hung [12437.995034] [drm] capturing error event; look for more information in /debug/dri/0/i915_error_state [12438.000213] [drm:init_ring_common] *ERROR* failed to set render ring head to zero ctl 00000000 head 5ee06f14 tail 00000000 start 00003000 [12438.054894] [drm:init_ring_common] *ERROR* render ring initialization failed ctl 0001f001 head 5ee06f14 tail 00000000 start 00003000 [12439.583064] [drm:i915_hangcheck_hung] *ERROR* Hangcheck timer elapsed... GPU hung [12439.583176] [drm:i915_reset] *ERROR* GPU hanging too fast, declaring wedged! [12439.583182] [drm:i915_reset] *ERROR* Failed to reset chip. New output see here: http://www.logic.at/people/preining/i915_error_state.gz > http://cgit.freedesktop.org/~danvet/drm/commit/?h=ilk-wa-pile&id=0d5fed2de763b49bb1a90140758153481f043757 > is the missing ingredient. I am compiling a kernel with this patch based on current git now. Should I still use the above kernel cmd argument (i915...rc6=0) or try without it? Best wishes Norbert ------------------------------------------------------------------------ Norbert Preining preining@{jaist.ac.jp, logic.at, debian.org} JAIST, Japan TeX Live & Debian Developer DSA: 0x09C5B094 fp: 14DF 2E6C 0307 BE6D AD76 A9C0 D2BF 4AA3 09C5 B094 ------------------------------------------------------------------------ What are you talking about? Never mind, eat the fruit. You know, this place almost looks like the Garden of Eden. Eat the fruit. Sounds quite like it too. --- Douglas Adams, The Hitchhikers Guide to the Galaxy