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<base href="https://bugs.freedesktop.org/" />
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<body><table border="1" cellspacing="0" cellpadding="8">
<tr>
<th>Bug ID</th>
<td><a class="bz_bug_link
bz_status_NEW "
title="NEW - [BSW]S3 sporadically cause Call Trace"
href="https://bugs.freedesktop.org/show_bug.cgi?id=90232">90232</a>
</td>
</tr>
<tr>
<th>Summary</th>
<td>[BSW]S3 sporadically cause Call Trace
</td>
</tr>
<tr>
<th>Product</th>
<td>DRI
</td>
</tr>
<tr>
<th>Version</th>
<td>unspecified
</td>
</tr>
<tr>
<th>Hardware</th>
<td>Other
</td>
</tr>
<tr>
<th>OS</th>
<td>Linux (All)
</td>
</tr>
<tr>
<th>Status</th>
<td>NEW
</td>
</tr>
<tr>
<th>Severity</th>
<td>major
</td>
</tr>
<tr>
<th>Priority</th>
<td>medium
</td>
</tr>
<tr>
<th>Component</th>
<td>DRM/Intel
</td>
</tr>
<tr>
<th>Assignee</th>
<td>intel-gfx-bugs@lists.freedesktop.org
</td>
</tr>
<tr>
<th>Reporter</th>
<td>lei.a.liu@intel.com
</td>
</tr>
<tr>
<th>QA Contact</th>
<td>intel-gfx-bugs@lists.freedesktop.org
</td>
</tr>
<tr>
<th>CC</th>
<td>intel-gfx-bugs@lists.freedesktop.org
</td>
</tr></table>
<p>
<div>
<pre>Created <span class=""><a href="attachment.cgi?id=115435" name="attach_115435" title="dmesg">attachment 115435</a> <a href="attachment.cgi?id=115435&action=edit" title="dmesg">[details]</a></span>
dmesg
==System Environment==
--------------------------
Regression: Not sure.
==kernel==
--------------------------
-testing: git tag:drm-intel-testing-2015-04-23 drm-intel-nightly:
2015y-04m-23d-19h-58m-37s UTC integration manifest (fails)
==Bug detailed description==
-----------------------------
Call Trace:
[11337.102092] ------------[ cut here ]------------
[11337.102139] WARNING: CPU: 0 PID: 13131 at
drivers/gpu/drm/i915/i915_gem.c:4648 i915_gem_suspend+0xbb/0xd3 [i915]()
[11337.102149] call usb2+ returned 0 after 2463 usecs
[11337.102182] calling 0000:00:14.0+ @ 20599, parent: pci0000:00
[11337.102185] WARN_ON(dev_priv->mm.busy)
[11337.102351] Modules linked in: dm_mod snd_hda_codec_hdmi
snd_hda_codec_realtek snd_hda_codec_generic iTCO_wdt iTCO_vendor_support pcspkr
serio_raw snd_hda_intel snd_hda_controller i2c_i801 snd_hda_codec snd_hda_core
lpc_ich snd_hwdep mfd_core snd_pcm snd_timer snd soundcore battery ac
acpi_cpufreq i915 option
[11337.102352] call 0000:00:14.0+ returned 0 after 152 usecs
[11337.102401] usb_wwan usbserial button video drm_kms_helper drm
[11337.102406] CPU: 0 PID: 13131 Comm: kworker/u8:41 Tainted: G W
4.0.0_drm-intel-testing-2015-04-23+ #412
[11337.102454] Workqueue: events_unbound async_run_entry_fn
[11337.102460] 0000000000000000 0000000000000009 ffffffff81795847
ffff88017626fc78
[11337.102463] ffffffff8103bd5a 0000000000000086 ffffffffa00e8d31
00000000000000bc
[11337.102505] 0000000000000000 ffff88007bbb0000 ffff880175ba9060
ffff88007bbb0000
[11337.102506] Call Trace:
[11337.102516] [<ffffffff81795847>] ? dump_stack+0x40/0x50
[11337.102562] [<ffffffff8103bd5a>] ? warn_slowpath_common+0x98/0xb0
[11337.102594] [<ffffffffa00e8d31>] ? i915_gem_suspend+0xbb/0xd3 [i915]
[11337.102637] [<ffffffff8103bdb7>] ? warn_slowpath_fmt+0x45/0x4a
[11337.102669] [<ffffffffa00e8d31>] ? i915_gem_suspend+0xbb/0xd3 [i915]
[11337.102755] [<ffffffffa00c5789>] ? i915_drm_suspend+0x59/0x1a1 [i915]
[11337.102802] [<ffffffff8135fa1e>] ? pci_pm_suspend+0x79/0xf6
[11337.102806] [<ffffffff8135f9a5>] ? pci_pm_freeze+0xa4/0xa4
[11337.102850] [<ffffffff813f21a9>] ? dpm_run_callback+0x3a/0xc5
[11337.102854] [<ffffffff813f2b17>] ? __device_suspend+0x1d1/0x25d
[11337.102894] [<ffffffff813f2bb9>] ? async_suspend+0x16/0x7d
[11337.102898] [<ffffffff81052783>] ? async_run_entry_fn+0x2d/0xbf
[11337.102905] [<ffffffff8104ca7f>] ? process_one_work+0x1b2/0x31d
[11337.102948] [<ffffffff8104d278>] ? worker_thread+0x24d/0x339
[11337.102953] [<ffffffff8104d02b>] ? cancel_delayed_work_sync+0xa/0xa
[11337.102958] [<ffffffff81050b25>] ? kthread+0xce/0xd6
[11337.103000] [<ffffffff81050a57>] ? kthread_create_on_node+0x162/0x162
[11337.103005] [<ffffffff8179b048>] ? ret_from_fork+0x58/0x90
[11337.103008] [<ffffffff81050a57>] ? kthread_create_on_node+0x162/0x162
[11337.103049] ---[ end trace a727ae3112bed330 ]---
==Reproduce steps==
----------------------------
1. do s3
2. check dmesg.</pre>
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