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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 - [BAT BYT] dmesg WARNING in snd-hda"
href="https://bugs.freedesktop.org/show_bug.cgi?id=93381">93381</a>
</td>
</tr>
<tr>
<th>Summary</th>
<td>[BAT BYT] dmesg WARNING in snd-hda
</td>
</tr>
<tr>
<th>Product</th>
<td>DRI
</td>
</tr>
<tr>
<th>Version</th>
<td>XOrg 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>daniel@ffwll.ch
</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>Yeah this is a small problem with our dmesg filtering, since we match for
(drm|intel|i915), and snd-hda-intel also has that :(
Currently affected machines are byt-nuc (a baytrail). I'll attach full dmesg
shortly.
[ 261.127300] snd_hda_intel 0000:00:1b.0: azx_get_response timeout, switching
to polling mode: last cmd=0x201f0500
[ 262.131814] snd_hda_intel 0000:00:1b.0: No response from codec, disabling
MSI: last cmd=0x201f0500
[ 263.143330] snd_hda_intel 0000:00:1b.0: azx_get_response timeout, switching
to single_cmd mode: last cmd=0x201f0500
[ 263.146980] snd_hda_codec_hdmi hdaudioC0D2: HDMI: pin nid 0 not registered
[ 263.147730] ------------[ cut here ]------------
[ 263.147746] WARNING: CPU: 0 PID: 315 at sound/hda/hdac_i915.c:91
snd_hdac_display_power+0xf1/0x110 [snd_hda_core]()
[ 263.147750] Modules linked in: snd_hda_codec_hdmi snd_hda_codec_realtek
snd_hda_codec_generic i915 intel_powerclamp snd_hda_intel(-) coretemp
snd_hda_codec crct10dif_pclmul crc32_pclmul snd_hwdep snd_hda_core lpc_ich
snd_pcm i2c_hid i2c_designware_platform i2c_designware_core r8169 mii
sdhci_acpi sdhci mmc_core
[ 263.147790] CPU: 0 PID: 315 Comm: kworker/0:3 Tainted: G U W
4.4.0-rc4-gfxbench+ #1
[ 263.147794] Hardware name:
\xffffffff\xffffffff\xffffffff\xffffffff\xffffffff\xffffffff\xffffffff\xffffffff\xffffffff\xffffffff\xffffffff\xffffffff\xffffffff\xffffffff\xffffffff\xffffffff\xffffffff\xffffffff\xffffffff\xffffffff\xffffffff\xffffffff\xffffffff\xffffffff\xffffffff\xffffffff\xffffffff\xffffffff\xffffffff\xffffffff\xffffffff\xffffffff\xffffffff
\xffffffff\xffffffff\xffffffff\xffffffff\xffffffff\xffffffff\xffffffff\xffffffff\xffffffff\xffffffff\xffffffff\xffffffff\xffffffff\xffffffff\xffffffff\xffffffff\xffffffff\xffffffff\xffffffff\xffffffff\xffffffff\xffffffff\xffffffff\xffffffff\xffffffff\xffffffff\xffffffff\xffffffff\xffffffff\xffffffff\xffffffff\xffffffff\xffffffff/DN2820FYK,
BIOS FYBYT10H.86A.0038.2014.0717.1455 07/17/2014
[ 263.147803] Workqueue: pm pm_runtime_work
[ 263.147807] ffffffffa00c7391 ffff880074b7bbe8 ffffffff813dfe3c
0000000000000000
[ 263.147815] ffff880074b7bc20 ffffffff810746a1 0000000000000000
ffff8800747e67b0
[ 263.147822] ffff880072bbc188 0000000000000008 ffff880036a22290
ffff880074b7bc30
[ 263.147829] Call Trace:
[ 263.147837] [<ffffffff813dfe3c>] dump_stack+0x4e/0x82
[ 263.147843] [<ffffffff810746a1>] warn_slowpath_common+0x81/0xc0
[ 263.147847] [<ffffffff81074795>] warn_slowpath_null+0x15/0x20
[ 263.147855] [<ffffffffa00c6671>] snd_hdac_display_power+0xf1/0x110
[snd_hda_core]
[ 263.147862] [<ffffffffa012939d>] azx_intel_link_power+0xd/0x10
[snd_hda_intel]
[ 263.147873] [<ffffffffa00f930a>] azx_link_power+0x1a/0x30 [snd_hda_codec]
[ 263.147880] [<ffffffffa00c2179>] snd_hdac_link_power+0x29/0x40
[snd_hda_core]
[ 263.147889] [<ffffffffa00f42a6>] hda_codec_runtime_suspend+0x76/0xa0
[snd_hda_codec]
[ 263.147897] [<ffffffffa00f4230>] ? hda_codec_runtime_resume+0x50/0x50
[snd_hda_codec]
[ 263.147902] [<ffffffff8152442d>] __rpm_callback+0x2d/0x70
[ 263.147909] [<ffffffffa00f4230>] ? hda_codec_runtime_resume+0x50/0x50
[snd_hda_codec]
[ 263.147914] [<ffffffff8152448f>] rpm_callback+0x1f/0x80
[ 263.147922] [<ffffffffa00f4230>] ? hda_codec_runtime_resume+0x50/0x50
[snd_hda_codec]
[ 263.147926] [<ffffffff81524978>] rpm_suspend+0x148/0x780
[ 263.147931] [<ffffffff81526526>] pm_runtime_work+0x76/0xc0
[ 263.147936] [<ffffffff8108f3d5>] process_one_work+0x1e5/0x620
[ 263.147940] [<ffffffff8108f339>] ? process_one_work+0x149/0x620
[ 263.147945] [<ffffffff8108f859>] worker_thread+0x49/0x450
[ 263.147949] [<ffffffff8108f810>] ? process_one_work+0x620/0x620
[ 263.147953] [<ffffffff8108f810>] ? process_one_work+0x620/0x620
[ 263.147959] [<ffffffff81095e9a>] kthread+0xea/0x100
[ 263.147964] [<ffffffff8179a6e7>] ? _raw_spin_unlock_irq+0x27/0x50
[ 263.147970] [<ffffffff81095db0>] ? kthread_create_on_node+0x1f0/0x1f0
[ 263.147974] [<ffffffff8179b37f>] ret_from_fork+0x3f/0x70
[ 263.147979] [<ffffffff81095db0>] ? kthread_create_on_node+0x1f0/0x1f0
[ 263.147982] ---[ end trace dfabf752a38ef4ee ]---</pre>
</div>
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