Bug 111519

Summary: [CI][BAT] igt@i915_selftest@live_gem_contexts - incomplete - GEM_BUG_ON(!i915_request_completed(*execlists->active) && !reset_in_progress(execlists))
Product: DRI Reporter: Martin Peres <martin.peres>
Component: DRM/IntelAssignee: Intel GFX Bugs mailing list <intel-gfx-bugs>
Status: RESOLVED DUPLICATE QA Contact: Intel GFX Bugs mailing list <intel-gfx-bugs>
Severity: not set    
Priority: highest CC: intel-gfx-bugs
Version: XOrg git   
Hardware: Other   
OS: All   
Whiteboard: ReadyForDev
i915 platform: KBL, SKL i915 features: GEM/Other

Description Martin Peres 2019-08-29 12:49:36 UTC 
https://intel-gfx-ci.01.org/tree/drm-tip/CI_DRM_6796/fi-kbl-8809g/igt@i915_selftest@live_gem_contexts.html

<3> [401.496665] process_csb:1565 GEM_BUG_ON(!i915_request_completed(*execlists->active) && !reset_in_progress(execlists))
<4> [401.496688] ------------[ cut here ]------------
<2> [401.496689] kernel BUG at drivers/gpu/drm/i915/gt/intel_lrc.c:1565!
<4> [401.496695] invalid opcode: 0000 [#1] PREEMPT SMP PTI
<4> [401.496697] CPU: 6 PID: 0 Comm: swapper/6 Tainted: G     U            5.3.0-rc6-CI-CI_DRM_6796+ #1
<4> [401.496698] Hardware name: Intel Corporation NUC8i7HVK/NUC8i7HVB, BIOS HNKBLi70.86A.0047.2018.0718.1706 07/18/2018
<4> [401.496758] RIP: 0010:process_csb+0x99f/0xbc0 [i915]
<4> [401.496760] Code: f0 99 db e0 48 8b 35 f8 1d 24 00 49 c7 c0 c8 43 4e a0 b9 1d 06 00 00 48 c7 c2 20 d6 4b a0 48 c7 c7 ca 3f 37 a0 e8 71 7d e2 e0 <0f> 0b 49 89 c5 e9 9e f8 ff ff 48 c7 c1 f0 42 4e a0 ba 7a 02 00 00
<4> [401.496761] RSP: 0018:ffffc9000021cea0 EFLAGS: 00010286
<4> [401.496762] RAX: 0000000000000018 RBX: ffff8882152cc2a8 RCX: 0000000000000000
<4> [401.496763] RDX: 0000000000000001 RSI: 0000000000000004 RDI: 0000000000000edc
<4> [401.496764] RBP: 0000000000000001 R08: 0000000000000000 R09: 0000000000000edc
<4> [401.496765] R10: 00000000ac52aab2 R11: ffff888275b3da58 R12: 0000000000000002
<4> [401.496766] R13: 0000000000000000 R14: 0000000000000001 R15: ffff88826ae28040
<4> [401.496767] FS:  0000000000000000(0000) GS:ffff888276b00000(0000) knlGS:0000000000000000
<4> [401.496768] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
<4> [401.496769] CR2: 00007f4bc6fd73c0 CR3: 0000000005210003 CR4: 00000000003606e0
<4> [401.496770] Call Trace:
<4> [401.496772]  <IRQ>
<4> [401.496808]  execlists_submission_tasklet+0xc/0x50 [i915]
<4> [401.496811]  tasklet_action_common.isra.5+0x47/0xb0
<4> [401.496814]  __do_softirq+0xd8/0x4ae
<4> [401.496816]  irq_exit+0xa9/0xc0
<4> [401.496817]  do_IRQ+0xb8/0x160
Comment 1 CI Bug Log 2019-08-29 12:50:22 UTC 
The CI Bug Log issue associated to this bug has been updated.

### New filters associated

* SKL KBL: igt@i915_selftest@live_gem_contexts - incomplete - GEM_BUG_ON(!i915_request_completed(*execlists-&gt;active) &amp;&amp; !reset_in_progress(execlists))
  - https://intel-gfx-ci.01.org/tree/drm-tip/Trybot_4897/fi-kbl-guc/igt@i915_selftest@live_gem_contexts.html
  - https://intel-gfx-ci.01.org/tree/drm-tip/CI_DRM_6796/fi-kbl-8809g/igt@i915_selftest@live_gem_contexts.html
  - https://intel-gfx-ci.01.org/tree/drm-tip/CI_DRM_6798/fi-skl-iommu/igt@i915_selftest@live_gem_contexts.html
  - https://intel-gfx-ci.01.org/tree/drm-tip/CI_DRM_6801/fi-kbl-guc/igt@i915_selftest@live_gem_contexts.html
Comment 2 Chris Wilson 2019-08-29 12:58:37 UTC 
The bug has been around for many years now to much bafflement.

*** This bug has been marked as a duplicate of bug 111514 ***

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