[Bug 89128] New: [SKL]igt/kms_render doesn't exit testing

[bugzilla-daemon at freedesktop.org]

https://bugs.freedesktop.org/show_bug.cgi?id=89128

            Bug ID: 89128
           Summary: [SKL]igt/kms_render doesn't exit testing
           Product: DRI
           Version: unspecified
          Hardware: All
                OS: Linux (All)
            Status: NEW
          Severity: normal
          Priority: medium
         Component: DRM/Intel
          Assignee: intel-gfx-bugs at lists.freedesktop.org
          Reporter: huax.lu at intel.com
        QA Contact: intel-gfx-bugs at lists.freedesktop.org
                CC: intel-gfx-bugs at lists.freedesktop.org

Created attachment 113447
  --> https://bugs.freedesktop.org/attachment.cgi?id=113447&action=edit
dmesg

==System Environment==
--------------------------
Regression: not sure

no-working platforms: SKL

==kernel==
--------------------------
drm-intel-nightly/b4442ee4e150506cebeee72249efc566c5f14bbe
commit b4442ee4e150506cebeee72249efc566c5f14bbe
Author: Daniel Vetter <daniel.vetter at ffwll.ch>
Date:   Fri Feb 6 10:25:31 2015 +0100

    drm-intel-nightly: 2015y-02m-06d-09h-25m-00s UTC integration manifest

==Bug detailed description==
-----------------------------
It takes more than 10 minutes and doesn't exit testing.ctrl+c, it doesn't exit.

output:
IGT-Version: 1.9-g9846e7f (x86_64) (Linux:
3.19.0-rc7_drm-intel-nightly_b4442e_20150208+ x86_64)
Beginning test direct-render with 3200x1800 @ 60Hz / RGB565 on pipe A, encoder
TMDS, connector eDP
Test direct-render with 3200x1800 @ 60Hz / RGB565 on pipe A, encoder TMDS,
connector eDP: PASSED
Beginning test direct-render with 3200x1800 @ 60Hz / XRGB8888 on pipe A,
encoder TMDS, connector eDP
Test direct-render with 3200x1800 @ 60Hz / XRGB8888 on pipe A, encoder TMDS,
connector eDP: PASSED
Beginning test direct-render with 3200x1800 @ 60Hz / XRGB2101010 on pipe A,
encoder TMDS, connector eDP
Test direct-render with 3200x1800 @ 60Hz / XRGB2101010 on pipe A, encoder TMDS,
connector eDP: PASSED
Beginning test direct-render with 3200x1800 @ 60Hz / ARGB8888 on pipe A,
encoder TMDS, connector eDP
^C^C^C^C^C^C^C^C^C^C^C^C^C^C^C^C^C^C^C


[   28.745708] WARNING: CPU: 2 PID: 0 at
drivers/gpu/drm/i915/intel_display.c:9744 intel_check_page_flip+0xa6/0xc1
[i915]()
[   28.745712] Kicking stuck page flip: queued at 1467, now 1471
[   28.745715] Modules linked in: dm_mod ppdev snd_hda_codec_realtek
snd_hda_codec_generic pcspkr snd_hda_intel snd_hda_controller snd_hda_codec
snd_hwdep i2c_i801 snd_pcm snd_timer snd soundcore wmi battery parport_pc
parport ac acpi_cpufreq i915 button video drm_kms_helper drm cfbfillrect
cfbimgblt cfbcopyarea
[   28.745746] CPU: 2 PID: 0 Comm: swapper/2 Not tainted
3.19.0-rc7_drm-intel-nightly_b4442e_20150208+ #198
[   28.745750] Hardware name: Intel Corporation Skylake Client platform/Skylake
Y LPDDR3 RVP3, BIOS SKLSE2R1.86C.B069.R00.1501192136 01/19/2015
[   28.745753]  0000000000000000 0000000000000009 ffffffff8179a69b
ffff88014e483e18
[   28.745758]  ffffffff8103bdec 00000000000005be ffffffffa00ddb24
0000000000000002
[   28.745763]  ffff880144074000 ffff8801491a8000 0000000000000000
0000000000000001
[   28.745768] Call Trace:
[   28.745770]  <IRQ>  [<ffffffff8179a69b>] ? dump_stack+0x40/0x50
[   28.745787]  [<ffffffff8103bdec>] ? warn_slowpath_common+0x98/0xb0
[   28.745811]  [<ffffffffa00ddb24>] ? intel_check_page_flip+0xa6/0xc1 [i915]
[   28.745817]  [<ffffffff8103be9c>] ? warn_slowpath_fmt+0x45/0x4a
[   28.745843]  [<ffffffffa00cf35f>] ? __intel_pageflip_stall_check+0xba/0xe7
[i915]
[   28.745864]  [<ffffffffa00ddb24>] ? intel_check_page_flip+0xa6/0xc1 [i915]
[   28.745889]  [<ffffffffa00b5ae8>] ? gen8_irq_handler+0x1e4/0x334 [i915]
[   28.745898]  [<ffffffff81072153>] ? handle_irq_event_percpu+0x4f/0x179
[   28.745904]  [<ffffffff81060a83>] ? run_rebalance_domains+0x36/0x151
[   28.745910]  [<ffffffff810722ab>] ? handle_irq_event+0x2e/0x4f
[   28.745915]  [<ffffffff810746e1>] ? handle_edge_irq+0xbc/0xd1
[   28.745920]  [<ffffffff81004295>] ? handle_irq+0x15/0x20
[   28.745924]  [<ffffffff81003d5a>] ? do_IRQ+0x41/0xc0
[   28.745929]  [<ffffffff817a0baa>] ? common_interrupt+0x6a/0x6a
[   28.745931]  <EOI>  [<ffffffff816b2a29>] ? cpuidle_enter_state+0xa5/0x129
[   28.745941]  [<ffffffff816b29f5>] ? cpuidle_enter_state+0x71/0x129
[   28.745947]  [<ffffffff810655f3>] ? cpu_startup_entry+0x1db/0x2e0
[   28.745951] ---[ end trace 355831626e6076f6 ]---


==Reproduce steps==
---------------------------- 
1. time ./kms_render --run-subtest direct-render

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