Bug 106555 - i915 0000:00:02.0: Resetting rcs0 after gpu hang
Summary: i915 0000:00:02.0: Resetting rcs0 after gpu hang
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 major
Assignee: Intel GFX Bugs mailing list
QA Contact: Intel GFX Bugs mailing list
URL:
Whiteboard:
Keywords:
Depends on:
Blocks:
 
Reported: 2018-05-17 18:33 UTC by Nate Gelbard
Modified: 2018-06-20 07:59 UTC (History)
2 users (show)

See Also:
i915 platform:
i915 features:

Attachments
GPU crash dump saved to /sys/class/drm/card0/error (23.55 KB, text/plain)
2018-05-17 18:33 UTC, Nate Gelbard 		no flags Details
View All

Description Nate Gelbard 2018-05-17 18:33:51 UTC 
Created attachment 139616 [details]
GPU crash dump saved to /sys/class/drm/card0/error

Linux Mint 18 Sarah
Kernel 4.16.9 & 4.15.17 both exhibit this behavior.
X displays is now freezing somewhat randomly as I use firefox & xterms.

Lenovo T460 laptop

Dmesg logs this

[  926.264393] [drm:intel_pipe_update_end [i915]] *ERROR* Atomic update failure on pipe A (start=56995 end=56996) time 243 us, min 1073, max 1079, scanline start 1065, end 1081
[ 4730.129110] perf: interrupt took too long (2516 > 2500), lowering kernel.perf_event_max_sample_rate to 79250
[ 5095.815650] [drm] GPU HANG: ecode 9:0:0x84dffff8, in Xorg [3737], reason: Hang on rcs0, action: reset
[ 5095.815653] [drm] GPU hangs can indicate a bug anywhere in the entire gfx stack, including userspace.
[ 5095.815654] [drm] Please file a _new_ bug report on bugs.freedesktop.org against DRI -> DRM/Intel
[ 5095.815655] [drm] drm/i915 developers can then reassign to the right component if it's not a kernel issue.
[ 5095.815657] [drm] The gpu crash dump is required to analyze gpu hangs, so please always attach it.
[ 5095.815658] [drm] GPU crash dump saved to /sys/class/drm/card0/error
[ 5095.815698] i915 0000:00:02.0: Resetting rcs0 after gpu hang
[ 5318.811703] i915 0000:00:02.0: Resetting rcs0 after gpu hang
[ 5327.803724] i915 0000:00:02.0: Resetting rcs0 after gpu hang
[ 5681.818381] i915 0000:00:02.0: Resetting rcs0 after gpu hang
[ 6180.792386] i915 0000:00:02.0: Resetting rcs0 after gpu hang
[ 6560.822984] i915 0000:00:02.0: Resetting rcs0 after gpu hang
Comment 1 Chris Wilson 2018-05-17 20:55:19 UTC 
commit 4acd4a7d3d2f41227022fa7581cfb85a0b124eae
Author: Chris Wilson <chris@chris-wilson.co.uk>
Date:   Mon Dec 5 15:13:24 2016 +0000

    sna/gen9: Emit a dummy primitive between VertexElements
    
    References: https://bugs.freedesktop.org/show_bug.cgi?id=98999
    Signed-off-by: Chris Wilson <chris@chris-wilson.co.uk>
Comment 2 Jani Saarinen 2018-06-04 14:33:20 UTC 
Reporter, can you verify this using drm-tip?
Comment 3 Radosław Szwichtenberg 2018-06-20 07:59:25 UTC 
No reply from submitter - assuming issue is now fixed.

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