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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 - [BAT][BDW] WARN_ON(!intel_engines_are_idle(dev_priv)) in i915_gem_suspend+0x123/0x140"
href="https://bugs.freedesktop.org/show_bug.cgi?id=101891">101891</a>
</td>
</tr>
<tr>
<th>Summary</th>
<td>[BAT][BDW] WARN_ON(!intel_engines_are_idle(dev_priv)) in i915_gem_suspend+0x123/0x140
</td>
</tr>
<tr>
<th>Product</th>
<td>DRI
</td>
</tr>
<tr>
<th>Version</th>
<td>DRI git
</td>
</tr>
<tr>
<th>Hardware</th>
<td>Other
</td>
</tr>
<tr>
<th>OS</th>
<td>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>martin.peres@free.fr
</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>When running igt@gem_exec_suspend@basic-s3 on fi-bdw-5557u on CI_DRM_2859, we
got the following warning:
[ 205.129268] WARN_ON(!intel_engines_are_idle(dev_priv))
[ 205.129283] ------------[ cut here ]------------
[ 205.129312] WARNING: CPU: 1 PID: 3106 at
drivers/gpu/drm/i915/i915_gem.c:4589 i915_gem_suspend+0x123/0x140 [i915]
[ 205.129313] Modules linked in: snd_hda_codec_hdmi i915 x86_pkg_temp_thermal
intel_powerclamp coretemp crct10dif_pclmul crc32_pclmul snd_hda_codec_realtek
snd_hda_codec_generic ghash_clmulni_intel e1000e snd_hda_intel snd_hda_codec
snd_hwdep snd_hda_core ptp mei_me pps_core lpc_ich mei snd_pcm prime_numbers
i2c_hid
[ 205.129345] CPU: 1 PID: 3106 Comm: kworker/u8:12 Tainted: G U
4.13.0-rc1-CI-CI_DRM_2859+ #1
[ 205.129346] Hardware name: /NUC5i7RYB, BIOS
RYBDWi35.86A.0362.2017.0118.0940 01/18/2017
[ 205.129350] Workqueue: events_unbound async_run_entry_fn
[ 205.129353] task: ffff880247350040 task.stack: ffffc90000434000
[ 205.129377] RIP: 0010:i915_gem_suspend+0x123/0x140 [i915]
[ 205.129378] RSP: 0018:ffffc90000437c80 EFLAGS: 00010282
[ 205.129381] RAX: 000000000000002a RBX: ffff88023e9d0000 RCX:
0000000000000006
[ 205.129383] RDX: 0000000000000006 RSI: ffffffff81cf0a44 RDI:
ffffffff81ca7bbe
[ 205.129384] RBP: ffffc90000437c98 R08: 0000000000000000 R09:
0000000000000001
[ 205.129385] R10: 0000000000000000 R11: 0000000000000000 R12:
0000000000000000
[ 205.129387] R13: ffff88023e9d7fb0 R14: 0000000000000000 R15:
0000000000000000
[ 205.129388] FS: 0000000000000000(0000) GS:ffff880256c80000(0000)
knlGS:0000000000000000
[ 205.129390] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[ 205.129391] CR2: 000000000177e068 CR3: 0000000003e0f000 CR4:
00000000003406e0
[ 205.129393] Call Trace:
[ 205.129414] i915_pm_suspend+0x80/0x190 [i915]
[ 205.129419] pci_pm_suspend+0x71/0x130
[ 205.129422] dpm_run_callback+0x6f/0x330
[ 205.129425] ? pci_pm_resume+0x90/0x90
[ 205.129428] __device_suspend+0xfb/0x370
[ 205.129431] ? dpm_watchdog_set+0x60/0x60
[ 205.129435] async_suspend+0x1a/0x90
[ 205.129438] async_run_entry_fn+0x33/0x160
[ 205.129441] process_one_work+0x1fe/0x670
[ 205.129445] worker_thread+0x49/0x3b0
[ 205.129449] kthread+0x10f/0x150
[ 205.129451] ? process_one_work+0x670/0x670
[ 205.129453] ? kthread_create_on_node+0x40/0x40
[ 205.129456] ret_from_fork+0x27/0x40
[ 205.129461] Code: df e8 32 98 ff ff e9 4c ff ff ff 48 83 7a 08 00 0f 84 7a
ff ff ff 0f 0b 48 c7 c6 f8 2e 2d a0 48 c7 c7 45 0a 2c a0 e8 89 0a f3 e0 <0f> ff
eb c2 48 c7 c6 e6 0a 2c a0 48 c7 c7 45 0a 2c a0 e8 72 0a
[ 205.129534] ---[ end trace 0873ed3567407846 ]---
This has not been reproduced in 5 runs, so I assume it is not a common issue to
hit.
Full logs:
<a href="https://intel-gfx-ci.01.org/tree/drm-tip/CI_DRM_2859/fi-bdw-5557u/igt@gem_exec_suspend@basic-s3.html">https://intel-gfx-ci.01.org/tree/drm-tip/CI_DRM_2859/fi-bdw-5557u/igt@gem_exec_suspend@basic-s3.html</a></pre>
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