https://bugs.freedesktop.org/show_bug.cgi?id=88915
Bug ID: 88915
Summary: [IVB]igt/gem_evict_everything/minor-hang time out and
dmesg warn
Product: DRI
Version: DRI git
Hardware: Other
OS: All
Status: NEW
Severity: normal
Priority: medium
Component: DRM/Intel
Assignee: intel-gfx-bugs at lists.freedesktop.org
Reporter: hengx.ding at intel.com
QA Contact: intel-gfx-bugs at lists.freedesktop.org
CC: intel-gfx-bugs at lists.freedesktop.org
Created attachment 113040
--> https://bugs.freedesktop.org/attachment.cgi?id=113040&action=edit
dmesg for igt/gem_evict_everything/minor-hang
==System Environment==
--------------------------
Regression: yes
Non-working platforms: IVB
==kernel==
--------------------------
drm-intel-nightly/8b4216f91c7bf8d3459cadf9480116220bd6545e(2015-02-02)
==Bug detailed description==
-----------------------------
igt/gem_evict_everything/minor-hang spend more than 10 minute to run. And there
is abnormal output in dmesg.
dmesg -r|egrep "<[1-4]>"|grep drm
<4>[ 2.330357] WARNING: CPU: 0 PID: 1041 at
drivers/gpu/drm/i915/i915_gem.c:4525 i915_gem_free_object+0x131/0x26b [i915]()
<4>[ 2.330360] Modules linked in: i915 button video drm_kms_helper drm
cfbfillrect cfbimgblt cfbcopyarea
<4>[ 2.330361] CPU: 0 PID: 1041 Comm: kworker/u8:7 Not tainted 3.19.0-rc6_dr
-intel-nightly_8b4216_20150202+ #126
<4>[ 2.330459] [<ffffffffa00181a1>] ?
drm_mode_set_config_internal+0xa1/0xd2 [drm]
<4>[ 2.330462] [<ffffffffa0065282>] ? restore_fbdev_mode+0xa8/0xc3
[drm_kms_helper]
<4>[ 2.330463] [<ffffffffa006659f>] ?
drm_fb_helper_restore_fbdev_mode_unlocked+0x1f/0x56 [drm_kms_helper]
<4>[ 2.330465] [<ffffffffa0066604>] ? drm_fb_helper_set_par+0x2e/0x33
[drm_kms_helper]
<4>[ 2.330513] [<ffffffffa006685b>] ?
drm_fb_helper_initial_config+0x252/0x2ef [drm_kms_helper]
<4>[ 132.661779] WARNING: CPU: 3 PID: 1041 at
drivers/gpu/drm/i915/i915_irq.c:2615 i915_handle_error+0x58/0x5bd [i915]()
<4>[ 132.661872] snd_hda_codec_hdmi snd_hda_codec_realtek
snd_hda_codec_generic iTCO_wdt iTCO_vendor_support dm_mod ppdev snd_hda_intel
snd_hda_controller snd_hda_codec snd_hwdep snd_pcm pcspkr i2c_i801 snd_timer
lpc_ich snd mfd_core soundcore battery parport_pc parport wmi acpi_cpufreq i915
button video drm_kms_helper drm cfbfillrect cfbimgblt cfbcopyarea
<4>[ 132.662071] CPU: 3 PID: 1041 Comm: kworker/u8:7 Tainted: G W
3.19.0-rc6_drm-intel-nightly_8b4216_20150202+ #126
==Reproduce steps==
----------------------------
1. ./gem_evict_everything --run-subtest minor-hang
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