Bug 104998

Summary:	[CI] [SNB only] igt@gem_eio@in-flight-contexts - dmesg-fail - Failed assertion: !wedged
Product:	DRI	Reporter:	Martin Peres <martin.peres>
Component:	DRM/Intel	Assignee:	Intel GFX Bugs mailing list <intel-gfx-bugs>
Status:	CLOSED WORKSFORME	QA Contact:	Intel GFX Bugs mailing list <intel-gfx-bugs>
Severity:	normal
Priority:	medium	CC:	intel-gfx-bugs
Version:	XOrg git
Hardware:	Other
OS:	All
Whiteboard:	ReadyForDev
i915 platform:	SNB	i915 features:	display/Other

Description Martin Peres 2018-02-07 16:51:36 UTC

(gem_eio:3294) igt-gt-CRITICAL: Test assertion failure function igt_force_gpu_reset, file igt_gt.c:406:
(gem_eio:3294) igt-gt-CRITICAL: Failed assertion: !wedged
(gem_eio:3294) igt-gt-CRITICAL: Last errno: 9, Bad file descriptor

https://intel-gfx-ci.01.org/tree/drm-tip/CI_DRM_3725/shard-snb6/igt@gem_eio@in-flight-contexts.html

Comment 1 Chris Wilson 2018-02-07 17:03:51 UTC

The mystery of the blocked reset:

<7>[  233.281192] [drm:i915_reset_device [i915]] resetting chip
<5>[  233.281263] i915 0000:00:02.0: Resetting chip after gpu hang
<3>[  238.981967] i915 0000:00:02.0: i915_reset_device timed out, cancelling all in-flight rendering.
<7>[  238.982015] i915_gem_set_wedged rcs0
<7>[  238.982019] i915_gem_set_wedged 	current seqno 8b, last 8b, hangcheck 8b [6819 ms], inflight 0
<7>[  238.982023] i915_gem_set_wedged 	Reset count: 0 (global 10)
<7>[  238.982027] i915_gem_set_wedged 	Requests:
<7>[  238.982041] i915_gem_set_wedged 	RING_START: 0x00001000 [0x00000000]
<7>[  238.982045] i915_gem_set_wedged 	RING_HEAD:  0x00005cd0 [0x00000000]
<7>[  238.982049] i915_gem_set_wedged 	RING_TAIL:  0x00005cd0 [0x00000000]
<7>[  238.982054] i915_gem_set_wedged 	RING_CTL:   0x0001f001
<7>[  238.982075] i915_gem_set_wedged 	RING_MODE:  0x00004240 [idle]
<7>[  238.982081] i915_gem_set_wedged 	ACTHD:  0x00000000_00005cd0
<7>[  238.982084] i915_gem_set_wedged 	BBADDR: 0x00000000_00361004
<7>[  238.982088] i915_gem_set_wedged 	DMA_FADDR: 0x00000000_00006cd0
<7>[  238.982092] i915_gem_set_wedged 	IPEIR: 0x00000000
<7>[  238.982095] i915_gem_set_wedged 	IPEHR: 0x01000000
<7>[  238.982105] i915_gem_set_wedged 	RING_IMR: ffffffff
<7>[  238.982109] i915_gem_set_wedged IRQ? 0x0 (breadcrumbs? no) (execlists? no)
<7>[  238.982112] i915_gem_set_wedged HWSP:
<7>[  238.982117] i915_gem_set_wedged 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000
<7>[  238.982120] i915_gem_set_wedged *
<7>[  238.982124] i915_gem_set_wedged 000000c0 0000008b 00000000 00000000 00000000 00000000 00000000 00000000 00000000
<7>[  238.982128] i915_gem_set_wedged 000000e0 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000
<7>[  238.982131] i915_gem_set_wedged *
<7>[  238.982147] i915_gem_set_wedged Idle? yes
<7>[  238.982150] i915_gem_set_wedged bcs0
<7>[  238.982154] i915_gem_set_wedged 	current seqno 47, last 47, hangcheck 47 [15447 ms], inflight 0
<7>[  238.982157] i915_gem_set_wedged 	Reset count: 0 (global 10)
<7>[  238.982160] i915_gem_set_wedged 	Requests:
<7>[  238.982165] i915_gem_set_wedged 	RING_START: 0x00021000 [0x00000000]
<7>[  238.982169] i915_gem_set_wedged 	RING_HEAD:  0x0000d4a8 [0x00000000]
<7>[  238.982173] i915_gem_set_wedged 	RING_TAIL:  0x0000e2c8 [0x00000000]
<7>[  238.982177] i915_gem_set_wedged 	RING_CTL:   0x0001f001
<7>[  238.982182] i915_gem_set_wedged 	RING_MODE:  0x00000000
<7>[  238.982186] i915_gem_set_wedged 	ACTHD:  0x00000000_00364000
<7>[  238.982190] i915_gem_set_wedged 	BBADDR: 0x00000000_00364003
<7>[  238.982193] i915_gem_set_wedged 	DMA_FADDR: 0x00000000_00364100
<7>[  238.982197] i915_gem_set_wedged 	IPEIR: 0x00000008
<7>[  238.982201] i915_gem_set_wedged 	IPEHR: 0x18800000
<7>[  238.982205] i915_gem_set_wedged 	RING_IMR: ffffffff
<7>[  238.982208] i915_gem_set_wedged IRQ? 0x0 (breadcrumbs? no) (execlists? no)
<7>[  238.982211] i915_gem_set_wedged HWSP:
<7>[  238.982215] i915_gem_set_wedged 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000
<7>[  238.982218] i915_gem_set_wedged *
<7>[  238.982222] i915_gem_set_wedged 000000c0 00000047 00000000 00000000 00000000 00000000 00000000 00000000 00000000
<7>[  238.982226] i915_gem_set_wedged 000000e0 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000
<7>[  238.982228] i915_gem_set_wedged *
<7>[  238.982240] i915_gem_set_wedged Idle? no
<7>[  238.982243] i915_gem_set_wedged vcs0
<7>[  238.982246] i915_gem_set_wedged 	current seqno 47, last 47, hangcheck 47 [6820 ms], inflight 0
<7>[  238.982249] i915_gem_set_wedged 	Reset count: 0 (global 10)
<7>[  238.982252] i915_gem_set_wedged 	Requests:
<7>[  238.982257] i915_gem_set_wedged 	RING_START: 0x00041000 [0x00000000]
<7>[  238.982261] i915_gem_set_wedged 	RING_HEAD:  0x00000fb0 [0x00000000]
<7>[  238.982265] i915_gem_set_wedged 	RING_TAIL:  0x00000fb0 [0x00000000]
<7>[  238.982269] i915_gem_set_wedged 	RING_CTL:   0x0001f001
<7>[  238.982274] i915_gem_set_wedged 	RING_MODE:  0x00000200 [idle]
<7>[  238.982278] i915_gem_set_wedged 	ACTHD:  0x00000000_00000fb0
<7>[  238.982281] i915_gem_set_wedged 	BBADDR: 0x00000000_00361000
<7>[  238.982285] i915_gem_set_wedged 	DMA_FADDR: 0x00000000_00041fb0
<7>[  238.982289] i915_gem_set_wedged 	IPEIR: 0x00000000
<7>[  238.982292] i915_gem_set_wedged 	IPEHR: 0x01000000
<7>[  238.982297] i915_gem_set_wedged 	RING_IMR: ffffffff
<7>[  238.982300] i915_gem_set_wedged IRQ? 0x0 (breadcrumbs? no) (execlists? no)
<7>[  238.982302] i915_gem_set_wedged HWSP:
<7>[  238.982306] i915_gem_set_wedged 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000
<7>[  238.982309] i915_gem_set_wedged *
<7>[  238.982313] i915_gem_set_wedged 000000c0 00000047 00000000 00000000 00000000 00000000 00000000 00000000 00000000
<7>[  238.982317] i915_gem_set_wedged 000000e0 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000
<7>[  238.982320] i915_gem_set_wedged *
<7>[  238.982331] i915_gem_set_wedged Idle? yes

Nothing on the gpu, so what was the display blocking on?

Comment 2 Martin Peres 2018-06-15 08:42:13 UTC

It only happened on CI_DRM_3725 (4 months, 1 week / 1528 runs ago), so let's close it!

Comment 3 Jani Saarinen 2018-06-19 14:25:57 UTC

Closing, thanks.

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