[Bug 81708] [BDW Regression]igt/kms_universal_plane/disable-primary-vs-flip-pipe-A causes " WARNING: CPU: 0 PID: 4454 at drivers/gpu/drm/i915/intel_display.c:1278 assert_plane+0x7b/0x80 [i915]()"

[bugzilla-daemon at freedesktop.org]

https://bugs.freedesktop.org/show_bug.cgi?id=81708

Guo Jinxian <jinxianx.guo at intel.com> changed:

           What    |Removed                     |Added
----------------------------------------------------------------------------
             Status|RESOLVED                    |VERIFIED

--- Comment #4 from Guo Jinxian <jinxianx.guo at intel.com> ---
Verified.

[root at x-bdw01 tests]# ./kms_universal_plane --run-subtest
disable-primary-vs-flip-pipe-A
IGT-Version: 1.7-gf473a55 (x86_64) (Linux:
3.17.0-rc2_drm-intel-fixes_bbfb44_20140903+ x86_64)
Warning on condition flags != 0 in fucntion check_stop_rings, file
drmtest.c:112
i915_ring_stop flags on exit 0xc0000004, can't quiescent gpu cleanly
Subtest disable-primary-vs-flip-pipe-A: SUCCESS
[root at x-bdw01 tests]# dmesg -r|egrep "<[1-4]>"|grep drm
<4>[   64.863832] WARNING: CPU: 0 PID: 4893 at
drivers/gpu/drm/i915/intel_display.c:1278 hsw_disable_ips+0x2d/0x15a [i915]()
<4>[   64.863838] Modules linked in: ip6table_filter ip6_tables ipv6
iptable_filter ip_tables ebtable_nat ebtables x_tables iTCO_wdt dm_mod
iTCO_vendor_support ppdev pcspkr snd_hda_codec_hdmi i2c_i801 snd_hda_intel
snd_hda_controller snd_hda_codec snd_hwdep lpc_ich mfd_core snd_pcm snd_timer
snd soundcore battery parport_pc parport ac acpi_cpufreq i915 button video
drm_kms_helper drm cfbfillrect cfbimgblt cfbcopyarea
<4>[   64.863892] CPU: 0 PID: 4893 Comm: kms_universal_p Not tainted
3.17.0-rc2_drm-intel-fixes_bbfb44_20140903+ #2092
<4>[   64.864068]  [<ffffffffa001f6ab>] ? drm_get_edid+0x1e/0x231 [drm]
<4>[   64.864126]  [<ffffffffa0017ea6>] ?
drm_mode_set_config_internal+0x4b/0xb3 [drm]
<4>[   64.864138]  [<ffffffffa001b82e>] ? drm_mode_setcrtc+0x3e6/0x48b [drm]
<4>[   64.864151]  [<ffffffffa00108dc>] ? drm_ioctl+0x279/0x3bc [drm]
<4>[   64.864162]  [<ffffffffa001b448>] ? drm_mode_setplane+0x16d/0x16d [drm]


About new Calltrace, was tracked by bug 83177

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