<html>
<head>
<base href="https://bugs.freedesktop.org/" />
</head>
<body><table border="1" cellspacing="0" cellpadding="8">
<tr>
<th>Priority</th>
<td>high
</td>
</tr>
<tr>
<th>Bug ID</th>
<td><a class="bz_bug_link
bz_status_NEW "
title="NEW --- - [SNB Regression]igt/gem_render_linear_blits causes OOM killer"
href="https://bugs.freedesktop.org/show_bug.cgi?id=75144">75144</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>[SNB Regression]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>major
</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=94269" name="attach_94269" title="dmesg">attachment 94269</a> <a href="attachment.cgi?id=94269&action=edit" title="dmesg">[details]</a></span>
dmesg
System Environment:
--------------------------
Platform: Sandybridge
kernel: (drm-intel-nightly)1be8f2b4dd6d3db00af24d4891c82d2650bd282d
Bug detailed description:
---------------------------
run ./gem_render_linear_blits, It causes OOM killer. It happens on Sandybridge
with -queued and -nightly kernel.
TThe latest known good commit: c461562e84d180fb691af57f93a42bd9cc7eb69c
The latest known bad commit: 4c0e552882114d1edb588242d45035246ab078a0
output:
IGT-Version: 1.5-g9597836 (i686) (Linux:
3.13.0_drm-intel-next-queued_4c0e55_20140218+ i686)
Using 3072 1MiB buffers
Verifying initialisation...
Cyclic blits, forward...
Killed
[ 305.969567] Call Trace:
[ 305.969584] [<c08910a9>] ? dump_stack+0x3e/0x4e
[ 305.969609] [<c088dc1c>] ? dump_header.isra.10+0x53/0x15e
[ 305.969637] [<c028e60f>] ? oom_kill_process+0x6e/0x299
[ 305.969663] [<c0290e1e>] ? get_page_from_freelist+0x3a5/0x3d6
[ 305.969692] [<c045b6a8>] ? security_capable_noaudit+0xc/0xf
[ 305.969720] [<c028eb3b>] ? out_of_memory+0x1c3/0x1f0
[ 305.969746] [<c029137b>] ? __alloc_pages_nodemask+0x52c/0x620
[ 305.969775] [<c02ac3a1>] ? read_swap_cache_async+0x50/0xe6
[ 305.969802] [<c02ac497>] ? swapin_readahead+0x60/0x95
[ 305.969830] [<c0299741>] ? shmem_getpage_gfp+0x17e/0x563
[ 305.969858] [<c0486f8d>] ? __sg_free_table+0x45/0x5c
[ 305.969883] [<c0299bcf>] ? shmem_read_mapping_page_gfp+0x1f/0x39
[ 305.969922] [<f818d097>] ? i915_gem_object_get_pages_gtt+0x10c/0x2a4 [i915]
[ 305.969961] [<f8189e3d>] ? i915_gem_object_get_pages+0x53/0x79 [i915]
[ 305.969997] [<f818ca26>] ? i915_gem_object_pin+0x20b/0x4aa [i915]
[ 305.970031] [<f81907ba>] ?
i915_gem_execbuffer_reserve_vma.isra.13+0x6a/0x11d [i915]
[ 305.970072] [<f8190a4d>] ? i915_gem_execbuffer_reserve+0x1e0/0x24f [i915]
[ 305.970109] [<f8191002>] ? i915_gem_do_execbuffer.isra.15+0x546/0xe83
[i915]
[ 305.970143] [<c02b4421>] ? __kmalloc+0x82/0xda
[ 305.970170] [<f8191e83>] ? i915_gem_execbuffer2+0x119/0x1aa [i915]
[ 305.970204] [<f8191d6a>] ? i915_gem_execbuffer+0x42b/0x42b [i915]
[ 305.970236] [<f80847ce>] ? drm_ioctl+0x222/0x30c [drm]
[ 305.970266] [<f8191d6a>] ? i915_gem_execbuffer+0x42b/0x42b [i915]
[ 305.970298] [<c02403dc>] ? hrtimer_forward+0xfe/0x125
[ 305.970326] [<f80845ac>] ? drm_core_reclaim_buffers+0x52/0x52 [drm]
[ 305.970357] [<c02c3cb1>] ? do_vfs_ioctl+0x3f6/0x43d
[ 305.970381] [<c0265cff>] ? clockevents_program_event+0xe6/0x107
[ 305.970410] [<c0266d58>] ? tick_program_event+0x1c/0x1f
[ 305.970436] [<c02408db>] ? hrtimer_interrupt+0x12d/0x1e7
[ 305.970463] [<c02c3d41>] ? SyS_ioctl+0x49/0x74
[ 305.970489] [<c0899cfa>] ? sysenter_do_call+0x12/0x22
[ 305.970515] Mem-Info:
[ 305.970526] DMA per-cpu:
[ 305.970540] CPU 0: hi: 0, btch: 1 usd: 0
[ 305.970563] CPU 1: hi: 0, btch: 1 usd: 0
[ 305.970587] CPU 2: hi: 0, btch: 1 usd: 0
[ 305.970609] CPU 3: hi: 0, btch: 1 usd: 0
[ 305.970632] CPU 4: hi: 0, btch: 1 usd: 0
[ 305.970655] CPU 5: hi: 0, btch: 1 usd: 0
[ 305.970677] CPU 6: hi: 0, btch: 1 usd: 0
[ 305.970700] CPU 7: hi: 0, btch: 1 usd: 0
Reproduce steps:
----------------------------
1. ./gem_render_linear_blits</pre>
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