Bug 102512 - GPU hang and was reset
Summary: GPU hang and was reset
Status: CLOSED FIXED
Alias: None
Product: DRI
Classification: Unclassified
Component: DRM/Intel (show other bugs)
Version: XOrg git
Hardware: x86-64 (AMD64) Linux (All)
: medium normal
Assignee: Intel GFX Bugs mailing list
QA Contact: Intel GFX Bugs mailing list
URL:
Whiteboard:
Keywords:
Depends on:
Blocks:
 
Reported: 2017-09-01 20:00 UTC by mox
Modified: 2018-02-01 22:50 UTC (History)
1 user (show)

See Also:
i915 platform: IVB
i915 features: GPU hang


Attachments
GPU crash dump from /sys/class/drm/card0/error (30.46 KB, text/plain)
2017-09-01 20:00 UTC, mox
no flags Details

Description mox 2017-09-01 20:00:16 UTC
Created attachment 133931 [details]
GPU crash dump from /sys/class/drm/card0/error

I tried to open a video in Palemoon/Firefox, then the computer did not respond to anything for a couple of seconds, recovered and when I looked into the logs, I found this:

Sep 01 21:47:03 Denkbrett kernel: [drm] GPU HANG: ecode 7:0:0x54fffbfc, in systemd-logind [335], reason: Hang on rcs, action: reset
Sep 01 21:47:03 Denkbrett kernel: [drm] GPU hangs can indicate a bug anywhere in the entire gfx stack, including userspace.
Sep 01 21:47:03 Denkbrett kernel: [drm] Please file a _new_ bug report on bugs.freedesktop.org against DRI -> DRM/Intel
Sep 01 21:47:03 Denkbrett kernel: [drm] drm/i915 developers can then reassign to the right component if it's not a kernel issue.
Sep 01 21:47:03 Denkbrett kernel: [drm] The gpu crash dump is required to analyze gpu hangs, so please always attach it.
Sep 01 21:47:03 Denkbrett kernel: [drm] GPU crash dump saved to /sys/class/drm/card0/error
Sep 01 21:47:03 Denkbrett kernel: drm/i915: Resetting chip after gpu hang

So, here is a bug report,
Comment 1 mox 2017-09-01 20:03:25 UTC
Welp, forgot half the text:
So, here is a bug report, if there is any further information I can add, please let me know.

Thanks and keep up the good work!
Comment 2 Elizabeth 2017-11-28 18:54:57 UTC
Hello Mox, 

from error state:
    00000000_0070f000  6017024 02 00 [ 3c211e 00 00 00 00 ] 3c211e X dirty render uncached (fence: 18)

Could you try: https://bugs.freedesktop.org/show_bug.cgi?id=103502#c3 or newer??

commit 1d033beb20d6d5885587a02a393b6598d766a382
Author: Chris Wilson <chris@chris-wilson.co.uk>
Date:   Tue Oct 31 10:36:07 2017 +0000

    drm/i915: Check incoming alignment for unfenced buffers (on i915gm)

You can get latest stable or mainline from https://www.kernel.org. Thank you.
Comment 3 mox 2017-11-29 00:54:26 UTC
Hi,
thank you for the reply. Just to be sure, version 4.14 has the patch, so installing this one would be ok, right?

And when I have installed it, is there anything special I should do?
Comment 4 Elizabeth 2017-11-29 16:15:24 UTC
(In reply to mox from comment #3)
> Hi,
> thank you for the reply. Just to be sure, version 4.14 has the patch, so
> installing this one would be ok, right?
That's right.
> And when I have installed it, is there anything special I should do?
Just monitoring for the issue. If still reproducible, then a new error state should be provided. Thanks for your time.
Comment 5 mox 2017-12-14 00:11:17 UTC
Up until now, I haven't noticed another hang. So either the bug is fixed or I have run afool the Heisenbug-ish nature of the bug.
Comment 6 mirh 2018-01-31 13:08:57 UTC
So, any news by now? Can this be closed?
Comment 7 mox 2018-01-31 15:10:33 UTC
I have not noticed another hang, therefore I think it can be closed.
Comment 8 Elizabeth 2018-02-01 22:50:40 UTC
Thanks for your time Mox. Neither I have found new bugs related to this ivb hangs. So closing :)


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