[Bug 87180] New: [SNB+ Regression]igt/pm_rpm/legacy-planes causes drivers/gpu/drm/i915/intel_uncore.c:47 assert_device_not_suspended+0x45/0x5b

[bugzilla-daemon at freedesktop.org]

https://bugs.freedesktop.org/show_bug.cgi?id=87180

            Bug ID: 87180
           Summary: [SNB+ Regression]igt/pm_rpm/legacy-planes causes
                    drivers/gpu/drm/i915/intel_uncore.c:47
                    assert_device_not_suspended+0x45/0x5b
           Product: DRI
           Version: unspecified
          Hardware: All
                OS: Linux (All)
            Status: NEW
          Severity: normal
          Priority: high
         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 110664
  --> https://bugs.freedesktop.org/attachment.cgi?id=110664&action=edit
dmesg

==System Environment==
--------------------------
Regression: Yes
good commit: 372ee59699d9704086dadb084209542d10e28851
bad commit: b05ddd4dfb6303ee9dde359ec913aa7a918fd81

Non-working platforms:  snb+

==kernel==
--------------------------
drm-intel-nightly/34d267c2ba9c0845432baf959a2c4deed87f3ee4
drm-intel-next-queued/b05ddd4dfb6303ee9dde359ec913aa7a918fd81
drm-intel-fixes/b0616c5306b342ceca07044dbc4f917d95c4f825

==Bug detailed description==
-----------------------------


[root at x-hsw24 tests]# ./pm_rpm --run-subtest legacy-planes
IGT-Version: 1.8-gf333981 (x86_64) (Linux:
3.18.0_drm-intel-nightly_34d267_20141210+ x86_64)
Runtime PM support: 1
PC8 residency support: 0
Subtest legacy-planes: SUCCESS (8.692s)

[   36.874667] ------------[ cut here ]------------
[   36.874688] WARNING: CPU: 0 PID: 3931 at
drivers/gpu/drm/i915/intel_uncore.c:47 assert_device_not_suspended+0x45/0x5b
[i915]()
[   36.874689] Device suspended
[   36.874690] Modules linked in: ip6table_filter ip6_tables ipv6
iptable_filter ip_tables ebtable_nat ebtables x_tables dm_mod
snd_hda_codec_realtek snd_hda_codec_generic iTCO_
wdt iTCO_vendor_support snd_hda_codec_hdmi dcdbas serio_raw pcspkr i2c_i801
snd_hda_intel snd_hda_controller snd_hda_codec snd_hwdep lpc_ich mfd_core
shpchp snd_pcm snd_timer sn
d soundcore battery acpi_cpufreq i915 button video drm_kms_helper drm
cfbfillrect cfbimgblt cfbcopyarea
[   36.874704] CPU: 0 PID: 3931 Comm: pm_rpm Not tainted
3.18.0_drm-intel-nightly_34d267_20141210+ #2456
[   36.874705] Hardware name: Dell Inc. OptiPlex 9020/0DNKMN, BIOS A03
09/17/2013
[   36.874707]  0000000000000000 0000000000000009 ffffffff8178d5e2
ffff88011936f9d8
[   36.874709]  ffffffff8103a8cc ffff88011936f9e8 ffffffffa00bd497
0000000000000246
[   36.874710]  0000000000070294 0000000000070294 ffff880002cd0068
ffff880002cd0060
[   36.874712] Call Trace:
[   36.874716]  [<ffffffff8178d5e2>] ? dump_stack+0x41/0x51
[   36.874720]  [<ffffffff8103a8cc>] ? warn_slowpath_common+0x78/0x90
[   36.874728]  [<ffffffffa00bd497>] ? assert_device_not_suspended+0x45/0x5b
[i915]
[   36.874730]  [<ffffffff8103a97c>] ? warn_slowpath_fmt+0x45/0x4a
[   36.874736]  [<ffffffffa00bd497>] ? assert_device_not_suspended+0x45/0x5b
[i915]
[   36.874742]  [<ffffffffa00c103f>] ? gen6_read32+0x26/0x101 [i915]
[   36.874749]  [<ffffffffa00dfad4>] ? ivb_get_colorkey+0x31/0xcc [i915]
[   36.874755]  [<ffffffffa00dfe11>] ? intel_commit_sprite_plane+0xb6/0x32a
[i915]
[   36.874763]  [<ffffffffa00ce9ec>] ? intel_pin_and_fence_fb_obj+0x10b/0x115
[i915]
[   36.874770]  [<ffffffffa00d85ed>] ? intel_update_plane+0x132/0x196 [i915]
[   36.874776]  [<ffffffffa00d85ed>] ? intel_update_plane+0x132/0x196 [i915]
[   36.874782]  [<ffffffffa00c6ab5>] ? intel_disable_plane+0x77/0x7c [i915]
[   36.874787]  [<ffffffffa00237a3>] ? drm_modeset_lock+0x52/0xb3 [drm]
[   36.874792]  [<ffffffffa0018d10>] ? __setplane_internal+0x4a/0x29a [drm]
[   36.874795]  [<ffffffffa0023bde>] ? drm_modeset_lock_all_crtcs+0x62/0x81
[drm]
[   36.874798]  [<ffffffffa0023d55>] ? __drm_modeset_lock_all+0xc8/0xf2 [drm]
[   36.874803]  [<ffffffffa001b7c9>] ? drm_mode_setplane+0x19a/0x1e4 [drm]
[   36.874806]  [<ffffffffa0010740>] ? drm_ioctl+0x279/0x3bc [drm]
[   36.874809]  [<ffffffff8133cbd6>] ? sprintf+0x46/0x4b
[   36.874813]  [<ffffffffa001b62f>] ? drm_mode_getplane+0xcb/0xcb [drm]
[   36.874815]  [<ffffffff813e6dd2>] ? rtpm_status_show+0x6a/0x78
[   36.874817]  [<ffffffff813e6d68>] ? control_show+0x37/0x37
[   36.874819]  [<ffffffff813dfc33>] ? dev_attr_show+0x17/0x48
[   36.874821]  [<ffffffff81168ad6>] ? kernfs_seq_start+0x24/0x7a
[   36.874823]  [<ffffffff81169cd5>] ? sysfs_kf_seq_show+0x79/0xc3
[   36.874825]  [<ffffffff81168aa8>] ? kernfs_seq_stop+0x10/0x1a
[   36.874827]  [<ffffffff8111e6df>] ? do_vfs_ioctl+0x3ec/0x435
[   36.874829]  [<ffffffff810a14fe>] ? __audit_syscall_entry+0xb2/0xd2
[   36.874831]  [<ffffffff8100d2e0>] ? syscall_trace_enter_phase1+0x11e/0x127
[   36.874832]  [<ffffffff8111e771>] ? SyS_ioctl+0x49/0x78
[   36.874834]  [<ffffffff810a1727>] ? __audit_syscall_exit+0x209/0x225
[   36.874836]  [<ffffffff81792c92>] ? system_call_fastpath+0x12/0x17
[   36.874837] ---[ end trace 8c17f97eab7ce3ca ]---

Reproduce steps:
-------------------------
1. ./pm_rpm --run-subtest legacy-planes

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