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<th>Bug ID</th>
<td><a class="bz_bug_link
bz_status_NEW "
title="NEW - [BAT][KBL] Warning at block/blk-mq.c:2667 blk_mq_update_nr_hw_queues+0x118/0x120 in CI"
href="https://bugs.freedesktop.org/show_bug.cgi?id=101022">101022</a>
</td>
</tr>
<tr>
<th>Summary</th>
<td>[BAT][KBL] Warning at block/blk-mq.c:2667 blk_mq_update_nr_hw_queues+0x118/0x120 in CI
</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>All the kabylake machines in CI got a warn starting with CI_DRM_2606 when
running
igt@kms_pipe_crc_basic@suspend-read-crc-pipe-* and
igt@gem_exec_suspend@basic-s3.
Here is the relevant dmesg message.
[ 404.107454] ------------[ cut here ]------------
[ 404.107459] WARNING: CPU: 0 PID: 8092 at block/blk-mq.c:2667
blk_mq_update_nr_hw_queues+0x118/0x120
[ 404.107460] Modules linked in: vgem snd_hda_codec_hdmi snd_hda_codec_realtek
snd_hda_codec_generic i915 x86_pkg_temp_thermal intel_powerclamp coretemp
crct10dif_pclmul crc32_pclmul e1000e snd_hda_intel ghash_clmulni_intel
snd_hda_codec snd_hwdep ptp snd_hda_core pps_core snd_pcm mei_me mei
prime_numbers pinctrl_sunrisepoint pinctrl_intel i2c_hid
[ 404.107489] CPU: 0 PID: 8092 Comm: kworker/u8:13 Tainted: G U W
4.11.0-CI-CI_DRM_2606+ #1
[ 404.107491] Hardware name: GIGABYTE GB-BKi7(H)A-7500/MFLP7AP-00, BIOS F4
02/20/2017
[ 404.107493] Workqueue: nvme nvme_reset_work
[ 404.107496] task: ffff8802542bcf40 task.stack: ffffc900004ac000
[ 404.107498] RIP: 0010:blk_mq_update_nr_hw_queues+0x118/0x120
[ 404.107499] RSP: 0018:ffffc900004afd48 EFLAGS: 00010246
[ 404.107501] RAX: 0000000000000000 RBX: 0000000000000004 RCX:
0000000000000001
[ 404.107503] RDX: 0000000000000000 RSI: 00000000ffffffff RDI:
ffff8802619000b0
[ 404.107504] RBP: ffffc900004afd68 R08: ffff8802542bd778 R09:
0000000000000000
[ 404.107505] R10: 00000000ef6f2e9b R11: 0000000000000001 R12:
ffff880261900368
[ 404.107506] R13: ffff880261900010 R14: ffff8802619001f0 R15:
0000000000000000
[ 404.107508] FS: 0000000000000000(0000) GS:ffff88026dc00000(0000)
knlGS:0000000000000000
[ 404.107509] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[ 404.107510] CR2: 00007f190801dde8 CR3: 000000025e4ca000 CR4:
00000000003406f0
[ 404.107511] Call Trace:
[ 404.107514] nvme_reset_work+0x930/0xfb0
[ 404.107521] process_one_work+0x1fe/0x670
[ 404.107525] worker_thread+0x49/0x3b0
[ 404.107528] kthread+0x10f/0x150
[ 404.107530] ? process_one_work+0x670/0x670
[ 404.107532] ? kthread_create_on_node+0x40/0x40
[ 404.107536] ret_from_fork+0x2e/0x40
[ 404.107540] Code: 48 8d 98 58 f6 ff ff 75 e5 5b 41 5c 41 5d 41 5e 5d c3 48
8d bf a0 00 00 00 be ff ff ff ff e8 20 47 ca ff 85 c0 0f 85 06 ff ff ff <0f> ff
e9 ff fe ff ff 90 55 31 f6 48 c7 c7 60 b3 ea 81 48 89 e5
[ 404.107605] ---[ end trace e5e4f17f0ef2b96b ]---
More logs:
<a href="https://intel-gfx-ci.01.org/CI/CI_DRM_2606/fi-kbl-7500u/igt@kms_pipe_crc_basic@suspend-read-crc-pipe-a.html">https://intel-gfx-ci.01.org/CI/CI_DRM_2606/fi-kbl-7500u/igt@kms_pipe_crc_basic@suspend-read-crc-pipe-a.html</a></pre>
</div>
</p>
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