[Intel-gfx] *ERROR* Hangcheck timer elapsed... render ring idle

[Jani Nikula]

On Mon, 23 May 2016, Chris <cpollock at embarqmail.com> wrote:
> On Mon, 2016-05-23 at 11:06 +0300, Jani Nikula wrote:
>> On Fri, 20 May 2016, Chris <cpollock at embarqmail.com> wrote:
>> > I'm still seeing this periodically, previous to today it happened on
>> > April 24th. Doesn't matter what I'm doing the video will freeze however
>> > the cursor will still move. Only option is to SSH in to the system from
>> > my tablet and do a reboot.
>> >
>> > Note: This has been going on since Sept 13, 2014. There could be as
>> > little as a few hours between freezes or as much as 30 or more days. 
>> 
>> Your report is lacking in details... like which kernel you're running,
>> and have you tried a recent kernel.
>> 
>> Please file a bug at [1], and attach dmesg with drm.debug=14 on the bug.
>> 
>> BR,
>> Jani.
>> 
>> 
>> [1] https://bugs.freedesktop.org/enter_bug.cgi?product=DRI&component=DRM/Intel
>> 
> Jani, I have previously filed a bug or added information to a bug on
> this:

How was I supposed to know...?

> [1] https://bugs.freedesktop.org/show_bug.cgi?id=75394
> [2] https://bugs.freedesktop.org/show_bug.cgi?id=91495
>
> The kernel being run at the time of the freeze was when this post was
> made - 3.19.0-59-generic #65~14.04.1-Ubuntu SMP Tue Apr 19 18:57:09 UTC
> 2016
>
> The video froze again this morning, however the 'Hangcheck..render ring
> idle' error was not noted in my syslog. The kernel being run at the time
> this happened - 3.19.0-59-generic #66~14.04.1-Ubuntu SMP Fri May 13
> 17:27:10 UTC 2016 x86_64 x86_64 x86_64 GNU/Linux
>
> I've added drm.debug=14 to my grub.cfg file to get the output you asked
> for in the next freeze. Do you want me to open a new bug or add to [1]
> or [2]?

If you keep running 3.19, neither. Please grab the latest kernel, and
run that, and update your existing bug when it occurs on that one.

BR,
Jani.


-- 
Jani Nikula, Intel Open Source Technology Center