[Bug 76152] [IVB/HSW/BDW bisected]WARNING: CPU: 3 PID: 4178 at drivers/gpu/drm/i915/intel_pm.c:5570 check_power_well_state+0x69/0x6f [i915]() after resume form S3

[bugzilla-daemon at freedesktop.org]

https://bugs.freedesktop.org/show_bug.cgi?id=76152

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

           What    |Removed                     |Added
----------------------------------------------------------------------------
             Status|RESOLVED                    |REOPENED
         Resolution|FIXED                       |---

--- Comment #9 from Guo Jinxian <jinxianx.guo at intel.com> ---
Checked on latest -next-queued(), this bug still can be reproduce.

[   41.430017] WARNING: CPU: 1 PID: 4206 at
drivers/gpu/drm/i915/intel_pm.c:5569 check_power_well_state+0x69/0x6f [i915]()
[   41.430019] state mismatch for 'display' (always_on 0 hw state 0 use-count 2
disable_power_well 1
[   41.430034] Modules linked in: dm_mod iTCO_wdt iTCO_vendor_support pcspkr
i2c_i801 snd_hda_codec_hdmi lpc_ich mfd_core snd_hda_intel snd_hda_codec
snd_hwdep snd_pcm snd_timer snd soundcore battery ppdev parport_pc parport ac
acpi_cpufreq i915 video button drm_kms_helper drm
[   41.430037] CPU: 1 PID: 4206 Comm: kworker/u16:11 Tainted: G        W   
3.14.0-rc7_drm-intel-next-queued_57e00b_20140326+ #1042
[   41.430044] Workqueue: events_unbound async_run_entry_fn
[   41.430047]  0000000000000000 0000000000000009 ffffffff81716de3
ffff8800a1631cb8
[   41.430049]  ffffffff81035052 0000000000000000 ffffffffa0064da8
ffff88014f4116c0
[   41.430052]  ffffffffa00e8fd8 ffffffffa00e8fd8 0000000000000001
0000000000400000
[   41.430052] Call Trace:
[   41.430058]  [<ffffffff81716de3>] ? dump_stack+0x41/0x51
[   41.430061]  [<ffffffff81035052>] ? warn_slowpath_common+0x73/0x8b
[   41.430070]  [<ffffffffa0064da8>] ? check_power_well_state+0x69/0x6f [i915]
[   41.430074]  [<ffffffff81035102>] ? warn_slowpath_fmt+0x45/0x4a
[   41.430087]  [<ffffffffa0064da8>] ? check_power_well_state+0x69/0x6f [i915]
[   41.430101]  [<ffffffffa006928d>] ? intel_display_power_get+0x85/0xbd [i915]
[   41.430105]  [<ffffffffa01de715>] ? azx_resume+0x35/0x103 [snd_hda_intel]
[   41.430110]  [<ffffffff812f91f7>] ? pci_pm_restore+0x94/0x94
[   41.430114]  [<ffffffff81381cb1>] ? dpm_run_callback.isra.8+0x24/0x52
[   41.430118]  [<ffffffff8138221c>] ? device_resume+0x10b/0x14c
[   41.430122]  [<ffffffff81382271>] ? async_resume+0x14/0x38
[   41.430125]  [<ffffffff8104f4bf>] ? async_run_entry_fn+0x55/0x10b
[   41.430129]  [<ffffffff81046660>] ? process_one_work+0x1bc/0x2ed
[   41.430132]  [<ffffffff81046bce>] ? worker_thread+0x1c7/0x2bc
[   41.430134]  [<ffffffff81046a07>] ? rescuer_thread+0x251/0x251
[   41.430138]  [<ffffffff8104b53e>] ? kthread+0xc5/0xcd
[   41.430143]  [<ffffffff8104b479>] ? kthread_freezable_should_stop+0x40/0x40
[   41.430146]  [<ffffffff817213fc>] ? ret_from_fork+0x7c/0xb0
[   41.430150]  [<ffffffff8104b479>] ? kthread_freezable_should_stop+0x40/0x40
[   41.430152] ---[ end trace 47b212a61ac14e5f ]---
[   41.430381] snd_hda_intel 0000:00:03.0: irq 57 for MSI/MSI-X
[   41.430469] e1000e 0000:00:19.0: System wakeup disabled by ACPI
[   41.430746] e1000e 0000:00:19.0: irq 60 for MSI/MSI-X

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