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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 - [CI][SHARDS] igt@i915_selftest@live_reset - dmesg-warn - Unclaimed write to register 0xa168"
href="https://bugs.freedesktop.org/show_bug.cgi?id=110843">110843</a>
</td>
</tr>
<tr>
<th>Summary</th>
<td>[CI][SHARDS] igt@i915_selftest@live_reset - dmesg-warn - Unclaimed write to register 0xa168
</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>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><a href="https://intel-gfx-ci.01.org/tree/drm-tip/CI_DRM_6188/fi-bsw-cyan/igt@i915_selftest@live_reset.html">https://intel-gfx-ci.01.org/tree/drm-tip/CI_DRM_6188/fi-bsw-cyan/igt@i915_selftest@live_reset.html</a>
<7> [555.921834] [drm:intel_power_well_enable [i915]] enabling display
<7> [555.922571] [drm:i915_redisable_vga_power_on [i915]] Something enabled VGA
plane, disabling it
<4> [555.924219] ------------[ cut here ]------------
<4> [555.924279] Unclaimed write to register 0xa168
<4> [555.924474] WARNING: CPU: 2 PID: 341 at
drivers/gpu/drm/i915/intel_uncore.c:1038 __unclaimed_reg_debug+0x40/0x50 [i915]
<4> [555.924480] Modules linked in: i915(+) amdgpu gpu_sched ttm vgem
snd_hda_codec_hdmi coretemp crct10dif_pclmul btusb crc32_pclmul btrtl btbcm
btintel ghash_clmulni_intel bluetooth ecdh_generic ecc cdc_ether usbnet r8152
mii snd_hda_codec snd_hwdep snd_hda_core snd_pcm pinctrl_cherryview lpc_ich
prime_numbers [last unloaded: i915]
<4> [555.924529] CPU: 2 PID: 341 Comm: kworker/2:3 Tainted: G U
5.2.0-rc2-CI-CI_DRM_6188+ #1
<4> [555.924535] Hardware name: GOOGLE Cyan/Cyan, BIOS MrChromebox 02/15/2018
<4> [555.924671] Workqueue: events gen6_pm_rps_work [i915]
<4> [555.924800] RIP: 0010:__unclaimed_reg_debug+0x40/0x50 [i915]
<4> [555.924809] Code: 74 05 5b 5d 41 5c c3 45 84 e4 48 c7 c0 3f 30 7c a0 48 c7
c6 35 30 7c a0 48 0f 44 f0 89 ea 48 c7 c7 48 30 7c a0 e8 30 36 aa e0 <0f> 0b 83
2d 87 05 25 00 01 5b 5d 41 5c c3 66 90 41 56 41 55 41 89
<4> [555.924815] RSP: 0018:ffffc9000024fd98 EFLAGS: 00010082
<4> [555.924822] RAX: 0000000000000000 RBX: 0000000000000000 RCX:
0000000000000000
<4> [555.924827] RDX: 0000000000000007 RSI: 0000000000000000 RDI:
00000000ffffffff
<4> [555.924833] RBP: 000000000000a168 R08: 0000000000000000 R09:
0000000000000001
<4> [555.924838] R10: ffffc9000024fd58 R11: 0000000000000000 R12:
0000000000000000
<4> [555.924843] R13: ffff88805ef80d38 R14: 0000000000000202 R15:
0000000000000000
<4> [555.924849] FS: 0000000000000000(0000) GS:ffff888079900000(0000)
knlGS:0000000000000000
<4> [555.924855] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033
<4> [555.924860] CR2: 00007fc9e4ccfd90 CR3: 000000006b49e000 CR4:
00000000001006e0
<4> [555.924865] Call Trace:
<4> [555.925012] fwtable_write32+0x21d/0x2f0 [i915]
<4> [555.925141] valleyview_set_rps+0x68/0x1f0 [i915]
<4> [555.925264] gen6_pm_rps_work+0x10e/0x390 [i915]
<4> [555.925285] process_one_work+0x245/0x610
<4> [555.925307] worker_thread+0x37/0x380
<4> [555.925319] ? process_one_work+0x610/0x610
<4> [555.925326] kthread+0x119/0x130
<4> [555.925335] ? kthread_park+0x80/0x80
<4> [555.925348] ret_from_fork+0x3a/0x50
<4> [555.925377] irq event stamp: 580694
<4> [555.925384] hardirqs last enabled at (580693): [<ffffffff819abd64>]
_raw_spin_unlock_irq+0x24/0x50
<4> [555.925391] hardirqs last disabled at (580694): [<ffffffff819abb9d>]
_raw_spin_lock_irqsave+0xd/0x50
<4> [555.925399] softirqs last enabled at (580556): [<ffffffff8184097c>]
peernet2id+0x4c/0x70
<4> [555.925405] softirqs last disabled at (580554): [<ffffffff8184095d>]
peernet2id+0x2d/0x70
<4> [555.925539] WARNING: CPU: 2 PID: 341 at
drivers/gpu/drm/i915/intel_uncore.c:1038 __unclaimed_reg_debug+0x40/0x50 [i915]
<4> [555.925546] ---[ end trace 9c429df0f02672c5 ]---</pre>
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