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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 - [BSW]igt/gem_exec_big sporadically fails"
href="https://bugs.freedesktop.org/show_bug.cgi?id=90064">90064</a>
</td>
</tr>
<tr>
<th>Summary</th>
<td>[BSW]igt/gem_exec_big sporadically fails
</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>
<p>
<div>
<pre>Created <span class=""><a href="attachment.cgi?id=115146" name="attach_115146" title="dmesg">attachment 115146</a> <a href="attachment.cgi?id=115146&action=edit" title="dmesg">[details]</a></span>
dmesg
==System Environment==
--------------------------
Regression: not sure
Non-working platforms: BSW
==kernel==
--------------------------
drm-intel-nightly/d600654ab94b325f253e267422dcf60302120ea0
commit d600654ab94b325f253e267422dcf60302120ea0
Author: Daniel Vetter <<a href="mailto:daniel.vetter@ffwll.ch">daniel.vetter@ffwll.ch</a>>
Date: Thu Apr 16 17:54:10 2015 +0200
drm-intel-nightly: 2015y-04m-16d-15h-53m-28s UTC integration manifest
==Bug detailed description==
-----------------------------
It sporadically fails on BSW. it also has <a class="bz_bug_link
bz_status_NEW "
title="NEW - [BDW/BSW/SKL]igt/gem_exec_big fails and causes [drm:i915_hangcheck_elapsed [i915]] *ERROR* Hangcheck timer elapsed... render ring idle"
href="show_bug.cgi?id=90045">bug 90045</a>.
output:
batch_size 1610612736, reloc_ofs 435945472
batch_size 1610612736, reloc_ofs 435949568
batch_size 1610612736, reloc_ofs 435953664
batch_size 1610612736, reloc_ofs 435957760
batch_size 1610612736, reloc_ofs 435961856
batch_size 1610612736, reloc_ofs 435965952
batch_size 1610612736, reloc_ofs 435970048
batch_size 1610612736, reloc_ofs 435974144
batch_size 1610612736, reloc_ofs 435978240
batch_size 1610612736, reloc_ofs 435982336
batch_size 1610612736, reloc_ofs 435986432
batch_size 1610612736, reloc_ofs 435990528
batch_size 1610612736, reloc_ofs 435994624
batch_size 1610612736, reloc_ofs 435998720
batch_size 1610612736, reloc_ofs 436002816
Test assertion failure function gem_execbuf, file ioctl_wrappers.c:445:
Failed assertion: result == 0
Last errno: 5, Input/output error
**** END ****
FAIL (82.855s)
Dmesg:
[ 100.130065] kworker/u8:2: page allocation failure: order:0, mode:0x204020
[ 100.130077] CPU: 1 PID: 1024 Comm: kworker/u8:2 Tainted: G W
4.0.0_drm-intel-nightly_d60065_20150417+ #234
[ 100.130123] Workqueue: i915-hangcheck i915_hangcheck_elapsed [i915]
[ 100.130128] 0000000000000000 0000000000204020 ffffffff81795847
0000000000000000
[ 100.130135] ffffffff810d56d2 00000000ffffffff ffff88017fffac00
0000000000000001
[ 100.130140] 0000000000000001 ffff88017fffa3e0 0000000000000000
0000000000000000
[ 100.130146] Call Trace:
[ 100.130159] [<ffffffff81795847>] ? dump_stack+0x40/0x50
[ 100.130167] [<ffffffff810d56d2>] ? warn_alloc_failed+0x109/0x11b
[ 100.130174] [<ffffffff810d7c56>] ? __alloc_pages_nodemask+0x59e/0x6fc
[ 100.130181] [<ffffffff81104767>] ? alloc_pages_current+0xad/0xca
[ 100.130188] [<ffffffff81107fdd>] ? new_slab+0xba/0x278
[ 100.130194] [<ffffffff8179360a>] ? __slab_alloc+0x33c/0x44d
[ 100.130223] [<ffffffffa0107a42>] ? i915_error_object_create+0x160/0x359
[i915]
[ 100.130252] [<ffffffffa0107a42>] ? i915_error_object_create+0x160/0x359
[i915]
[ 100.130259] [<ffffffff811090c6>] ? kmem_cache_alloc_trace+0x5d/0xfb
[ 100.130287] [<ffffffffa0107a42>] ? i915_error_object_create+0x160/0x359
[i915]
[ 100.130321] [<ffffffffa00a7568>] ? i915_capture_error_state+0x1005/0x1471
[i915]
[ 100.130357] [<ffffffffa00aeeed>] ? i915_handle_error+0x7a/0x587 [i915]
[ 100.130394] [<ffffffffa00af75d>] ? i915_hangcheck_elapsed+0x325/0x3bf
[i915]
[ 100.130402] [<ffffffff8104ca7f>] ? process_one_work+0x1b2/0x31d
[ 100.130409] [<ffffffff8104d278>] ? worker_thread+0x24d/0x339
[ 100.130415] [<ffffffff8104d02b>] ? cancel_delayed_work_sync+0xa/0xa
[ 100.130421] [<ffffffff81050b25>] ? kthread+0xce/0xd6
[ 100.130427] [<ffffffff81050a57>] ? kthread_create_on_node+0x162/0x162
[ 100.130433] [<ffffffff8179b048>] ? ret_from_fork+0x58/0x90
[ 100.130439] [<ffffffff81050a57>] ? kthread_create_on_node+0x162/0x162
[ 100.130443] Mem-Info:
[ 100.130446] Node 0 DMA per-cpu:
[ 100.130450] CPU 0: hi: 0, btch: 1 usd: 0
[ 100.130454] CPU 1: hi: 0, btch: 1 usd: 0
[ 100.130457] CPU 2: hi: 0, btch: 1 usd: 0
[ 100.130461] CPU 3: hi: 0, btch: 1 usd: 0
[ 100.130463] Node 0 DMA32 per-cpu:
[ 100.130468] CPU 0: hi: 186, btch: 31 usd: 8
[ 100.130471] CPU 1: hi: 186, btch: 31 usd: 30
[ 100.130475] CPU 2: hi: 186, btch: 31 usd: 181
[ 100.130478] CPU 3: hi: 186, btch: 31 usd: 38
[ 100.130481] Node 0 Normal per-cpu:
[ 100.130485] CPU 0: hi: 186, btch: 31 usd: 54
[ 100.130488] CPU 1: hi: 186, btch: 31 usd: 46
[ 100.130492] CPU 2: hi: 186, btch: 31 usd: 185
[ 100.130495] CPU 3: hi: 186, btch: 31 usd: 35
[ 100.130504] active_anon:10899 inactive_anon:852118 isolated_anon:0
[ 100.130504] active_file:4448 inactive_file:3561 isolated_file:0
==Reproduce steps==
----------------------------
1. ./gem_exec_big</pre>
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