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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 - [SKL]igt/drv_hangman causes gen6_rps_irq_handler+0x38/0xfb [i915]()"
href="https://bugs.freedesktop.org/show_bug.cgi?id=89119">89119</a>
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</tr>
<tr>
<th>Summary</th>
<td>[SKL]igt/drv_hangman causes gen6_rps_irq_handler+0x38/0xfb [i915]()
</td>
</tr>
<tr>
<th>Product</th>
<td>DRI
</td>
</tr>
<tr>
<th>Version</th>
<td>unspecified
</td>
</tr>
<tr>
<th>Hardware</th>
<td>All
</td>
</tr>
<tr>
<th>OS</th>
<td>Linux (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>huax.lu@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>
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<pre>Created <span class=""><a href="attachment.cgi?id=113439" name="attach_113439" title="dmesg">attachment 113439</a> <a href="attachment.cgi?id=113439&action=edit" title="dmesg">[details]</a></span>
dmesg
System Environment:
--------------------------
Regression: not sure
no-working platforms: SKL
==kernel==
--------------------------
drm-intel-nightly/2a579576e4c01799ec67264c9169e5adeadcc3ff
commit 2a579576e4c01799ec67264c9169e5adeadcc3ff
Author: Daniel Vetter <<a href="mailto:daniel.vetter@ffwll.ch">daniel.vetter@ffwll.ch</a>>
Date: Wed Feb 11 17:16:34 2015 +0100
drm-intel-nightly: 2015y-02m-11d-16h-11m-28s UTC integration manifest
==Bug detailed description==
-----------------------------
drv_hangman causes WARNING: CPU: 2 PID: 0 at
drivers/gpu/drm/i915/i915_irq.c:1750 gen6_rps_irq_handler+0x38/0xfb [i915]()
output:
./drv_hangman --run-subtest error-state-capture-render
IGT-Version: 1.9-g9846e7f (x86_64) (Linux:
3.19.0_drm-intel-nightly_2a5795_20150212+ x86_64)
Subtest error-state-capture-render: SUCCESS (7.243s)
real 0m7.503s
user 0m0.004s
sys 0m1.118s
[ 171.734134] WARNING: CPU: 2 PID: 0 at drivers/gpu/drm/i915/i915_irq.c:1750
gen6_rps_irq_handler+0x38/0xfb [i915]()
[ 171.734137] GEN9+: unexpected RPS IRQ
[ 171.734140] Modules linked in: dm_mod snd_hda_codec_realtek
snd_hda_codec_generic ppdev snd_hda_intel snd_hda_controller snd_hda_codec
snd_hwdep snd_pcm i2c_i801 pcspkr snd_timer snd soundcore wmi battery
parport_pc parport ac acpi_cpufreq i915 button video drm_kms_helper drm
cfbfillrect cfbimgblt cfbcopyarea
[ 171.734170] CPU: 2 PID: 0 Comm: swapper/2 Not tainted
3.19.0_drm-intel-nightly_2a5795_20150212+ #358
[ 171.734174] Hardware name: Intel Corporation Skylake Client platform/Skylake
Y LPDDR3 RVP3, BIOS SKLSE2R1.86C.B069.R00.1501192136 01/19/2015
[ 171.734177] 0000000000000000 0000000000000009 ffffffff8179a941
ffff88014e483de8
[ 171.734182] ffffffff8103be7c 00000002492c7e32 ffffffffa00b4b68
0000000000200000
[ 171.734187] ffff880004dd0000 0000000000000001 0000000000000040
0000000000000010
[ 171.734192] Call Trace:
[ 171.734195] <IRQ> [<ffffffff8179a941>] ? dump_stack+0x40/0x50
[ 171.734210] [<ffffffff8103be7c>] ? warn_slowpath_common+0x98/0xb0
[ 171.734233] [<ffffffffa00b4b68>] ? gen6_rps_irq_handler+0x38/0xfb [i915]
[ 171.734240] [<ffffffff8103bf2c>] ? warn_slowpath_fmt+0x45/0x4a
[ 171.734265] [<ffffffffa00c6979>] ? gen9_write32+0x79/0x29a [i915]
[ 171.734286] [<ffffffffa00b4b68>] ? gen6_rps_irq_handler+0x38/0xfb [i915]
[ 171.734306] [<ffffffffa00b5a6b>] ? gen8_gt_irq_handler.isra.15+0x192/0x21d
[i915]
[ 171.734325] [<ffffffffa00b5b77>] ? gen8_irq_handler+0x81/0x334 [i915]
[ 171.734333] [<ffffffff810721fb>] ? handle_irq_event_percpu+0x4f/0x179
[ 171.734339] [<ffffffff81072353>] ? handle_irq_event+0x2e/0x4f
[ 171.734344] [<ffffffff81074789>] ? handle_edge_irq+0xbc/0xd1
[ 171.734349] [<ffffffff81004295>] ? handle_irq+0x15/0x20
[ 171.734353] [<ffffffff81003d5a>] ? do_IRQ+0x41/0xc0
[ 171.734358] [<ffffffff817a0e6a>] ? common_interrupt+0x6a/0x6a
[ 171.734361] <EOI> [<ffffffff816b2d45>] ? cpuidle_enter_state+0xa5/0x129
[ 171.734369] [<ffffffff816b2d11>] ? cpuidle_enter_state+0x71/0x129
[ 171.734376] [<ffffffff8106569b>] ? cpu_startup_entry+0x1db/0x2e0
[ 171.734381] ---[ end trace 6678a153af05bd0c ]---
==Reproduce steps==
----------------------------
1. ./drv_hangman --run-subtest error-state-capture-render</pre>
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