From mboxrd@z Thu Jan 1 00:00:00 1970 From: bugzilla-daemon@freedesktop.org Subject: [Bug 67276] kernel-3.11 [drm:r600_uvd_ring_test] *ERROR* radeon: ring 5 test failed (0xCAFEDEAD) Date: Fri, 26 Jul 2013 16:47:29 +0000 Message-ID: References: Mime-Version: 1.0 Content-Type: multipart/mixed; boundary="===============2135304204==" Return-path: Received: from culpepper.freedesktop.org (unknown [131.252.210.165]) by gabe.freedesktop.org (Postfix) with ESMTP id CAA36E616C for ; Fri, 26 Jul 2013 09:47:28 -0700 (PDT) In-Reply-To: List-Unsubscribe: , List-Archive: List-Post: List-Help: List-Subscribe: , Sender: dri-devel-bounces+sf-dri-devel=m.gmane.org@lists.freedesktop.org Errors-To: dri-devel-bounces+sf-dri-devel=m.gmane.org@lists.freedesktop.org To: dri-devel@lists.freedesktop.org List-Id: dri-devel@lists.freedesktop.org --===============2135304204== Content-Type: multipart/alternative; boundary="1374857248.aE251.2898"; charset="us-ascii" --1374857248.aE251.2898 Date: Fri, 26 Jul 2013 16:47:28 +0000 MIME-Version: 1.0 Content-Type: text/plain; charset="UTF-8" https://bugs.freedesktop.org/show_bug.cgi?id=67276 --- Comment #16 from Alex Deucher --- (In reply to comment #15) > Do you have any idea, why this happens randomly on cold boots but not when > restarting the pc? I think the whole initialization process should be the > same everytime the system is booted, so that the ring initialization should > fail every time. > > On I side note: Earlier I had an interesting problem. When rebooting the pc > after a drm-lockup I could see the last screen before the restart. This > means that some memory buffers were not completely cleared during the > reboots. Memory is never explicitly cleared. > > Maybe I have a similar problem here: The faulty register isn't rewritten on > every reboot??? The only way to figure out what is going on is to bisect. There are a lot of things that could cause ring tests to fail. -- You are receiving this mail because: You are the assignee for the bug. --1374857248.aE251.2898 Date: Fri, 26 Jul 2013 16:47:28 +0000 MIME-Version: 1.0 Content-Type: text/html; charset="UTF-8"

Comment # 16 on bug 67276 from 
(In reply to comment #15)
> Do you have any idea, why this happens randomly on cold boots but not when
> restarting the pc? I think the whole initialization process should be the
> same everytime the system is booted, so that the ring initialization should
> fail every time.
> 
> On I side note: Earlier I had an interesting problem. When rebooting the pc
> after a drm-lockup I could see the last screen before the restart. This
> means that some memory buffers were not completely cleared during the
> reboots.

Memory is never explicitly cleared.

> 
> Maybe I have a similar problem here: The faulty register isn't rewritten on
> every reboot???

The only way to figure out what is going on is to bisect.  There are a lot of
things that could cause ring tests to fail.

You are receiving this mail because:
  • You are the assignee for the bug.
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