<html>
<head>
<base href="https://bugs.freedesktop.org/">
</head>
<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][BAT] kms_pipe_crc_basic/suspend-read-crc-pipe-c causes dmesg warning"
href="https://bugs.freedesktop.org/show_bug.cgi?id=100113">100113</a>
</td>
</tr>
<tr>
<th>Summary</th>
<td>[BSW][BAT] kms_pipe_crc_basic/suspend-read-crc-pipe-c causes dmesg warning
</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>jani.saarinen@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>On CI
<a href="https://intel-gfx-ci.01.org/CI/CI_DRM_2302/fi-bsw-n3050/igt@kms_pipe_crc_basic@suspend-read-crc-pipe-c.html">https://intel-gfx-ci.01.org/CI/CI_DRM_2302/fi-bsw-n3050/igt@kms_pipe_crc_basic@suspend-read-crc-pipe-c.html</a>
Not sure what is real component having issue as log indicates issue in swapper
BUG: scheduling while atomic: swapper/1/0/0x00000002
[ 537.337380] no locks held by swapper/1/0.
[ 537.337385] Modules linked in: vgem intel_powerclamp coretemp
crct10dif_pclmul crc32_pclmul ghash_clmulni_intel snd_hda_codec_hdmi
snd_hda_codec_realtek snd_hda_codec_generic snd_hda_intel lpc_ich snd_hda_codec
snd_hwdep snd_hda_core snd_pcm i2c_designware_platform i2c_designware_core i915
r8169 mii prime_numbers sdhci_acpi i2c_hid sdhci mmc_core
[ 537.337507] Preemption disabled at:
[ 537.337521] [<ffffffff8103d14d>] start_secondary+0x1d/0x120
[ 537.337534] CPU: 1 PID: 0 Comm: swapper/1 Tainted: G U
4.11.0-rc1-CI-CI_DRM_2302+ #1
[ 537.337540] Hardware name: /NUC5CPYB, BIOS
PYBSWCEL.86A.0055.2016.0812.1130 08/12/2016
[ 537.337545] Call Trace:
[ 537.337559] dump_stack+0x67/0x92
[ 537.337566] ? start_secondary+0x1d/0x120
[ 537.337573] __schedule_bug+0x7e/0xe0
[ 537.337584] __schedule+0x88c/0xbd0
[ 537.337596] schedule+0x3b/0x90
[ 537.337604] schedule_hrtimeout_range_clock+0xd1/0x150
[ 537.337615] ? __hrtimer_run_queues+0x530/0x530
[ 537.337624] schedule_hrtimeout+0x12/0x20
[ 537.337632] wait_task_inactive+0x288/0x290
[ 537.337647] __kthread_bind_mask+0x19/0x70
[ 537.337655] kthread_unpark+0x62/0x90
[ 537.337665] cpuhp_online_idle+0x50/0x90
[ 537.337674] cpu_startup_entry+0x13/0x20
[ 537.337680] start_secondary+0x102/0x120
[ 537.337689] start_cpu+0x14/0x14
[ 537.337713] ------------[ cut here ]------------
[ 537.337719] WARNING: CPU: 1 PID: 0 at kernel/locking/lockdep.c:3541
lock_release+0x4e1/0x4f0
[ 537.337722] releasing a pinned lock
[ 537.337723] Modules linked in: vgem intel_powerclamp coretemp
crct10dif_pclmul crc32_pclmul ghash_clmulni_intel snd_hda_codec_hdmi
snd_hda_codec_realtek snd_hda_codec_generic snd_hda_intel lpc_ich snd_hda_codec
snd_hwdep snd_hda_core snd_pcm i2c_designware_platform i2c_designware_core i915
r8169 mii prime_numbers sdhci_acpi i2c_hid sdhci mmc_core
[ 537.337754] CPU: 1 PID: 0 Comm: swapper/1 Tainted: G U W
4.11.0-rc1-CI-CI_DRM_2302+ #1
[ 537.337756] Hardware name: /NUC5CPYB, BIOS
PYBSWCEL.86A.0055.2016.0812.1130 08/12/2016
[ 537.337757] Call Trace:
[ 537.337761] dump_stack+0x67/0x92
[ 537.337766] __warn+0xc6/0xe0
[ 537.337771] ? dequeue_task_idle+0xd/0x30
[ 537.337774] warn_slowpath_fmt+0x4a/0x50
[ 537.337779] lock_release+0x4e1/0x4f0
[ 537.337784] _raw_spin_unlock_irq+0x1a/0x50
[ 537.337786] dequeue_task_idle+0xd/0x30
[ 537.337790] deactivate_task+0x94/0x120
[ 537.337794] __schedule+0x474/0xbd0
[ 537.337798] schedule+0x3b/0x90
[ 537.337801] schedule_hrtimeout_range_clock+0xd1/0x150
[ 537.337804] ? __hrtimer_run_queues+0x530/0x530
[ 537.337808] schedule_hrtimeout+0x12/0x20
[ 537.337811] wait_task_inactive+0x288/0x290
[ 537.337816] __kthread_bind_mask+0x19/0x70
[ 537.337819] kthread_unpark+0x62/0x90
[ 537.337823] cpuhp_online_idle+0x50/0x90
[ 537.337826] cpu_startup_entry+0x13/0x20
[ 537.337829] start_secondary+0x102/0x120
[ 537.337832] start_cpu+0x14/0x14
[ 537.337837] ---[ end trace 963bcdb3fd781f1d ]---
[ 537.337839] bad: scheduling from the idle thread!
[ 537.337845] CPU: 1 PID: 0 Comm: swapper/1 Tainted: G U W
4.11.0-rc1-CI-CI_DRM_2302+ #1
[ 537.337850] Hardware name: /NUC5CPYB, BIOS
PYBSWCEL.86A.0055.2016.0812.1130 08/12/2016
[ 537.337853] Call Trace:
[ 537.337860] dump_stack+0x67/0x92
[ 537.337868] dequeue_task_idle+0x1e/0x30
[ 537.337875] deactivate_task+0x94/0x120
[ 537.337883] __schedule+0x474/0xbd0
[ 537.337895] schedule+0x3b/0x90
[ 537.337902] schedule_hrtimeout_range_clock+0xd1/0x150
[ 537.337910] ? __hrtimer_run_queues+0x530/0x530
[ 537.337920] schedule_hrtimeout+0x12/0x20
[ 537.337926] wait_task_inactive+0x288/0x290
[ 537.337939] __kthread_bind_mask+0x19/0x70
[ 537.337947] kthread_unpark+0x62/0x90
[ 537.337954] cpuhp_online_idle+0x50/0x90
[ 537.337962] cpu_startup_entry+0x13/0x20
[ 537.337968] start_secondary+0x102/0x120
[ 537.337975] start_cpu+0x14/0x14
[ 537.337994] ------------[ cut here ]------------
[ 537.337999] WARNING: CPU: 1 PID: 0 at kernel/locking/lockdep.c:3663
lock_unpin_lock+0x15b/0x160
[ 537.338000] unpinning an unpinned lock
[ 537.338001] Modules linked in: vgem intel_powerclamp coretemp
crct10dif_pclmul crc32_pclmul ghash_clmulni_intel snd_hda_codec_hdmi
snd_hda_codec_realtek snd_hda_codec_generic snd_hda_intel lpc_ich snd_hda_codec
snd_hwdep snd_hda_core snd_pcm i2c_designware_platform i2c_designware_core i915
r8169 mii prime_numbers sdhci_acpi i2c_hid sdhci mmc_core
[ 537.338031] CPU: 1 PID: 0 Comm: swapper/1 Tainted: G U W
4.11.0-rc1-CI-CI_DRM_2302+ #1
[ 537.338033] Hardware name: /NUC5CPYB, BIOS
PYBSWCEL.86A.0055.2016.0812.1130 08/12/2016
[ 537.338034] Call Trace:
[ 537.338038] dump_stack+0x67/0x92
[ 537.338042] __warn+0xc6/0xe0
[ 537.338046] warn_slowpath_fmt+0x4a/0x50
[ 537.338050] lock_unpin_lock+0x15b/0x160
[ 537.338054] __schedule+0x2e5/0xbd0
[ 537.338059] schedule+0x3b/0x90
[ 537.338062] schedule_hrtimeout_range_clock+0xd1/0x150
[ 537.338065] ? __hrtimer_run_queues+0x530/0x530
[ 537.338069] schedule_hrtimeout+0x12/0x20
[ 537.338074] wait_task_inactive+0x288/0x290
[ 537.338078] __kthread_bind_mask+0x19/0x70
[ 537.338081] kthread_unpark+0x62/0x90
[ 537.338085] cpuhp_online_idle+0x50/0x90
[ 537.338088] cpu_startup_entry+0x13/0x20
[ 537.338091] start_secondary+0x102/0x120
[ 537.338095] start_cpu+0x14/0x14
[ 537.338099] ---[ end trace 963bcdb3fd781f1e ]---
[ 537.338905] ------------[ cut here ]------------
[ 537.339215] WARNING: CPU: 1 PID: 0 at kernel/sched/sched.h:833
set_next_entity+0xb22/0xfe0
[ 537.339217] rq->clock_update_flags < RQCF_ACT_SKIP
[ 537.339219] Modules linked in: vgem intel_powerclamp coretemp
crct10dif_pclmul crc32_pclmul ghash_clmulni_intel snd_hda_codec_hdmi
snd_hda_codec_realtek snd_hda_codec_generic snd_hda_intel lpc_ich snd_hda_codec
snd_hwdep snd_hda_core snd_pcm i2c_designware_platform i2c_designware_core i915
r8169 mii prime_numbers sdhci_acpi i2c_hid sdhci mmc_core
[ 537.339282] CPU: 1 PID: 0 Comm: swapper/1 Tainted: G U W
4.11.0-rc1-CI-CI_DRM_2302+ #1
[ 537.339284] Hardware name: /NUC5CPYB, BIOS
PYBSWCEL.86A.0055.2016.0812.1130 08/12/2016
[ 537.339286] Call Trace:
[ 537.339291] dump_stack+0x67/0x92
[ 537.339296] __warn+0xc6/0xe0
[ 537.339302] warn_slowpath_fmt+0x4a/0x50
[ 537.339308] set_next_entity+0xb22/0xfe0
[ 537.339316] pick_next_task_fair+0x76/0x840
[ 537.339320] ? debug_smp_processor_id+0x17/0x20
[ 537.339324] ? prandom_u32+0x39/0x60
[ 537.339331] __schedule+0x10b/0xbd0
[ 537.339337] ? preempt_schedule+0x1f/0x30
[ 537.339342] preempt_schedule_common+0x37/0x90
[ 537.339347] preempt_schedule+0x1f/0x30
[ 537.339351] ___preempt_schedule+0x16/0x18
[ 537.339358] _raw_spin_unlock_irqrestore+0x5b/0x60
[ 537.339363] try_to_wake_up+0x25a/0x650
[ 537.339367] ? _raw_spin_unlock_irqrestore+0x3d/0x60
[ 537.339373] wake_up_state+0xb/0x10
[ 537.339377] kthread_unpark+0x6f/0x90
[ 537.339381] cpuhp_online_idle+0x50/0x90
[ 537.339386] cpu_startup_entry+0x13/0x20
[ 537.339390] start_secondary+0x102/0x120
[ 537.339395] start_cpu+0x14/0x14
[ 537.339403] ---[ end trace 963bcdb3fd781f1f ]---</pre>
</div>
</p>
<hr>
<span>You are receiving this mail because:</span>
<ul>
<li>You are the QA Contact for the bug.</li>
<li>You are the assignee for the bug.</li>
<li>You are on the CC list for the bug.</li>
</ul>
</body>
</html>