[Bug 75145] [SNB Regression]igt/kms_flip/flip-vs-modeset-vs-hang doesn't exit testing

[bugzilla-daemon at freedesktop.org]

https://bugs.freedesktop.org/show_bug.cgi?id=75145

--- Comment #9 from lu hua <huax.lu at intel.com> ---
Created attachment 95278
  --> https://bugs.freedesktop.org/attachment.cgi?id=95278&action=edit
dmesg

Output shows pass, but call trace appears in dmesg.
IGT-Version: 1.5-gcdf74b6 (i686) (Linux:
3.13.0_drm-intel-next-queued_eb162c_20140307+ i686)
Using monotonic timestamps
Beginning flip-vs-modeset-vs-hang on crtc 3, connector 7
  1280x1024 60 1280 1328 1440 1688 1024 1025 1028 1066 0x5 0x48 108000
....
flip-vs-modeset-vs-hang on crtc 3, connector 7: PASSED

Beginning flip-vs-modeset-vs-hang on crtc 5, connector 7
  1280x1024 60 1280 1328 1440 1688 1024 1025 1028 1066 0x5 0x48 108000
....
flip-vs-modeset-vs-hang on crtc 5, connector 7: PASSED

Subtest flip-vs-modeset-vs-hang: SUCCESS

[   28.739294] ------------[ cut here ]------------
[   28.739309] WARNING: CPU: 0 PID: 736 at
drivers/gpu/drm/i915/intel_uncore.c:994 intel_gpu_reset+0x125/0x426 [i915]()
[   28.739310] Modules linked in: dm_mod snd_hda_codec_hdmi
snd_hda_codec_realtek dcdbas pcspkr serio_raw i2c_i801 iTCO_wdt
iTCO_vendor_support snd_hda_intel snd_hda_codec snd_hwdep snd_pcm
snd_page_alloc lpc_ich snd_timer mfd_core snd soundcore acpi_cpufreq i915 video
button drm_kms_helper drm
[   28.739322] CPU: 0 PID: 736 Comm: kworker/0:1 Not tainted
3.13.0_drm-intel-next-queued_eb162c_20140307+ #534
[   28.739323] Hardware name: Dell Inc. OptiPlex 990/0DXWW6, BIOS A02
02/26/2011
[   28.739329] Workqueue: events i915_error_work_func [i915]
[   28.739330]  00000007 c08910a9 00000000 c022b7a3 f81d0c41 f4d20000 f5145000
f4d20064
[   28.739333]  00000000 c022b7c3 00000009 00000000 f81d0c41 00000293 f5145000
f5145000
[   28.739336]  f5145014 f4d20000 f81808f5 0000000f f4d21aa8 f5145000 f5e11c80
00000000
[   28.739338] Call Trace:
[   28.739342]  [<c08910a9>] ? dump_stack+0x3e/0x4e
[   28.739345]  [<c022b7a3>] ? warn_slowpath_common+0x61/0x74
[   28.739352]  [<f81d0c41>] ? intel_gpu_reset+0x125/0x426 [i915]
[   28.739354]  [<c022b7c3>] ? warn_slowpath_null+0xd/0x10
[   28.739363]  [<f81d0c41>] ? intel_gpu_reset+0x125/0x426 [i915]
[   28.739372]  [<f81808f5>] ? i915_reset+0x3b/0x11e [i915]
[   28.739378]  [<f81855f1>] ? i915_error_work_func+0xa5/0xf5 [i915]
[   28.739382]  [<c023a32e>] ? process_one_work+0x16b/0x278
[   28.739384]  [<c023a800>] ? worker_thread+0x19b/0x27b
[   28.739385]  [<c023a665>] ? rescuer_thread+0x20d/0x20d
[   28.739387]  [<c023e396>] ? kthread+0xa1/0xa6
[   28.739390]  [<c0899c77>] ? ret_from_kernel_thread+0x1b/0x28
[   28.739392]  [<c023e2f5>] ? kthread_freezable_should_stop+0x3b/0x3b
[   28.739393] ---[ end trace ec54be492b20dfeb ]---

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