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<base href="https://bugs.freedesktop.org/" />
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<th>Bug ID</th>
<td><a class="bz_bug_link
bz_status_NEW "
title="NEW - [SNB]System fails to suspend from second time in "drm_suspend_s3" test"
href="https://bugs.freedesktop.org/show_bug.cgi?id=90253">90253</a>
</td>
</tr>
<tr>
<th>Summary</th>
<td>[SNB]System fails to suspend from second time in "drm_suspend_s3" test
</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>normal
</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>haox.chen@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>
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<div>
<pre>Created <span class=""><a href="attachment.cgi?id=115470" name="attach_115470" title="dmesg">attachment 115470</a> <a href="attachment.cgi?id=115470&action=edit" title="dmesg">[details]</a></span>
dmesg
System Environment
--------------------------
Regression: Yes. Good commit: d600654ab94b325f253e267422dcf60302120ea0
Non-working platforms: SandyBridge
Bug detailed description
--------------------------
1.echo mem > /sys/power/state
2.resume the machine
3.repeat the above steps for 5 times
=> The system fail to suspend from second time.
Dmesg shows:
[ 101.825551] Call Trace:
[ 101.825556] <IRQ> [<ffffffff81795847>] ? dump_stack+0x40/0x50
[ 101.825559] [<ffffffff8103bd5a>] ? warn_slowpath_common+0x98/0xb0
[ 101.825561] [<ffffffff81700aef>] ? dev_watchdog+0x171/0x1d7
[ 101.825563] [<ffffffff8103bdb7>] ? warn_slowpath_fmt+0x45/0x4a
[ 101.825564] [<ffffffff81700aef>] ? dev_watchdog+0x171/0x1d7
[ 101.825566] [<ffffffff8170097e>] ? dev_graft_qdisc+0x66/0x66
[ 101.825568] [<ffffffff8107bbff>] ? call_timer_fn+0x30/0xd0
[ 101.825570] [<ffffffff8170097e>] ? dev_graft_qdisc+0x66/0x66
[ 101.825571] [<ffffffff8107c39d>] ? run_timer_softirq+0x1c0/0x21b
[ 101.825574] [<ffffffff81087bb4>] ? tick_sched_timer+0x2f/0x55
[ 101.825576] [<ffffffff8103e9d9>] ? __do_softirq+0xd6/0x22d
[ 101.825577] [<ffffffff8103ec64>] ? irq_exit+0x34/0x78
[ 101.825580] [<ffffffff81026bb6>] ? smp_apic_timer_interrupt+0x39/0x43
[ 101.825582] [<ffffffff8179beea>] ? apic_timer_interrupt+0x6a/0x70
[ 101.825585] <EOI> [<ffffffff816af580>] ? ladder_select_state+0x161/0x161
[ 101.825586] [<ffffffff816af580>] ? ladder_select_state+0x161/0x161
[ 101.825589] [<ffffffff8106541e>] ? cpu_startup_entry+0x262/0x350
[ 101.825591] ---[ end trace 8f778530c6e3a543 ]---
[ 101.833536] [drm] stuck on render ring
[ 101.833919] [drm] GPU HANG: ecode 6:0:0x00d3ffe0, reason: Ring hung, action:
reset
[ 101.833941] [drm:i915_reset_and_wakeup] resetting chip
[ 101.833963] i915 0000:00:02.0: GEM idle failed, resume might fail
[ 101.833975] pci_pm_suspend(): i915_pm_suspend+0x0/0x3f [i915] returns -11
[ 101.833978] dpm_run_callback(): pci_pm_suspend+0x0/0xf6 returns -11
[ 101.833981] PM: Device 0000:00:02.0 failed to suspend async: error -11
[ 101.834020] PM: Some devices failed to suspend, or early wake event detected
[ 101.834197] rtc_cmos 00:02: System wakeup disabled by ACPI
[ 101.834779] serial 00:04: activated
[ 101.835979] drm/i915: Resetting chip after gpu hang
[ 101.855657] sd 0:0:0:0: [sda] Starting disk
[ 101.858584] tpm_tis 00:05: TPM is disabled/deactivated (0x7)
[ 101.994590] PM: resume of devices complete after 160.383 msecs
[ 102.029304] PM: Finishing wakeup.
[ 102.029305] Restarting tasks ... done.
----------------------------------------------------------
==Reproduce steps==
----------------------------
1.echo mem > /sys/power/state
2.resume the machine
3.repeat step 1-2 5 times.
Result:
The system fail to suspend from second time.</pre>
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