<html>
<head>
<base href="https://bugs.freedesktop.org/" />
</head>
<body><table border="1" cellspacing="0" cellpadding="8">
<tr>
<th>Priority</th>
<td>medium
</td>
</tr>
<tr>
<th>Bug ID</th>
<td><a class="bz_bug_link
bz_status_NEW "
title="NEW --- - [BYT]igt/gem_render_linear_blits causes OOM killer"
href="https://bugs.freedesktop.org/show_bug.cgi?id=75247">75247</a>
</td>
</tr>
<tr>
<th>CC</th>
<td>intel-gfx-bugs@lists.freedesktop.org
</td>
</tr>
<tr>
<th>Assignee</th>
<td>intel-gfx-bugs@lists.freedesktop.org
</td>
</tr>
<tr>
<th>Summary</th>
<td>[BYT]igt/gem_render_linear_blits causes OOM killer
</td>
</tr>
<tr>
<th>QA Contact</th>
<td>intel-gfx-bugs@lists.freedesktop.org
</td>
</tr>
<tr>
<th>Severity</th>
<td>normal
</td>
</tr>
<tr>
<th>Classification</th>
<td>Unclassified
</td>
</tr>
<tr>
<th>OS</th>
<td>Linux (All)
</td>
</tr>
<tr>
<th>Reporter</th>
<td>huax.lu@intel.com
</td>
</tr>
<tr>
<th>Hardware</th>
<td>All
</td>
</tr>
<tr>
<th>Status</th>
<td>NEW
</td>
</tr>
<tr>
<th>Version</th>
<td>unspecified
</td>
</tr>
<tr>
<th>Component</th>
<td>DRM/Intel
</td>
</tr>
<tr>
<th>Product</th>
<td>DRI
</td>
</tr></table>
<p>
<div>
<pre>Created <span class=""><a href="attachment.cgi?id=94411" name="attach_94411" title="dmesg">attachment 94411</a> <a href="attachment.cgi?id=94411&action=edit" title="dmesg">[details]</a></span>
dmesg
System Environment:
--------------------------
Platform: Baytrail
Kernel(drm-intel-nightly)1be8f2b4dd6d3db00af24d4891c82d2650bd282d
Bug detailed description:
-------------------------
gem_render_linear_blits causes OOM Killer.
Run it on Baytrail with -nightly kernel and -queued kernel.
It always fails with OOM killer, run earlier kernel, It also has this issue.
case gem_render_tiled_blits also causes OOM killer.
output:
IGT-Version: 1.5-g06189c6 (x86_64) (Linux:
3.13.0_drm-intel-nightly_1be8f2_20140220+ x86_64)
Using 3072 1MiB buffers
Verifying initialisation...
Cyclic blits, forward...
Cyclic blits, backward...
Killed
[ 245.094187] Call Trace:
[ 245.094264] [<ffffffff8171193b>] ? dump_stack+0x41/0x51
[ 245.094334] [<ffffffff8170df1a>] ? dump_header.isra.8+0x69/0x191
[ 245.094406] [<ffffffff8106dff5>] ? ktime_get_ts+0x49/0xab
[ 245.094472] [<ffffffff812cf77a>] ? ___ratelimit+0xae/0xc8
[ 245.094538] [<ffffffff810a33b8>] ? oom_kill_process+0x76/0x2f8
[ 245.094607] [<ffffffff810a3b4e>] ? out_of_memory+0x3b2/0x3e5
[ 245.094675] [<ffffffff810a7258>] ? __alloc_pages_nodemask+0x651/0x75e
[ 245.094753] [<ffffffff810d07c3>] ? alloc_pages_current+0xbf/0xdc
[ 245.094824] [<ffffffff810a236c>] ? filemap_fault+0x25c/0x381
[ 245.094891] [<ffffffff810b8116>] ? __do_fault+0xac/0x3bf
[ 245.094955] [<ffffffff810bb872>] ? handle_mm_fault+0x1e7/0x7e2
[ 245.095025] [<ffffffff81719cab>] ? __do_page_fault+0x41c/0x469
[ 245.095095] [<ffffffff810361a1>] ? timespec_add_safe+0x1e/0x4d
[ 245.095165] [<ffffffff810ec585>] ? dput+0x16/0xeb
[ 245.095235] [<ffffffff8106dff5>] ? ktime_get_ts+0x49/0xab
[ 245.095302] [<ffffffff810e99ae>] ? poll_select_copy_remaining+0xe0/0xf6
[ 245.095380] [<ffffffff81717272>] ? page_fault+0x22/0x30
[ 245.095442] Mem-Info:
[ 245.095471] Node 0 DMA per-cpu:
[ 245.095515] CPU 0: hi: 0, btch: 1 usd: 0
[ 245.095571] CPU 1: hi: 0, btch: 1 usd: 0
[ 245.095625] Node 0 DMA32 per-cpu:
[ 245.095669] CPU 0: hi: 186, btch: 31 usd: 0
[ 245.095725] CPU 1: hi: 186, btch: 31 usd: 0
Reproduce steps:
-------------------------
1. ./gem_render_linear_blits</pre>
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