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<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 --- - [IVB/HSW Regression]When run nightly piglit testing causes X no responsive"
href="https://bugs.freedesktop.org/show_bug.cgi?id=73383">73383</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>[IVB/HSW Regression]When run nightly piglit testing causes X no responsive
</td>
</tr>
<tr>
<th>QA Contact</th>
<td>intel-gfx-bugs@lists.freedesktop.org
</td>
</tr>
<tr>
<th>Severity</th>
<td>critical
</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>System Environment:
--------------------------
Platform: Ivybridge/Haswell
Libdrm:
(master)libdrm-2.4.50-5-ge8cbc579651ef55274763c67acb366dd4155e0ce
Mesa: (master)a61ae2aa01c9b1976ba4107c1564e0c3f94aea4d
Xserver: (master)xorg-server-1.15.0
Xf86_video_intel:(master)2.99.907-1-g4d8f78bc95f8dd36693f74365dbc3c442fbbf8a9
Cairo: (master)2afc941d7ffad3bd37a915e82342640772d4df5b
Libva: (staging)c02f36ba4eb0ab8da46a06419106eafceded6cb9
Libva_intel_driver:(staging)e2e4898bd60aed48b260a4bc380959d9ae2ec1d9
Kernel: (drm-intel-nightly) 164a4cb4c1431a0689f85507868356fae24da638
Bug detailed description:
-----------------------------
When run nightly Piglit testing on Ivybridge and Haswell, It causes X no
responsive. It's not replicable manually.
It happens on -nightly branch, works well on -fixes branch.
The latest known good commit: 02905525c3310ba673676f8041d0ff6be4da0e24
The latest known bad commit: 2c21a51be4b73fbde9d8dd330195fbb15dd4ed4b
dmesg:
[ 275.573184] BUG: unable to handle kernel NULL pointer dereference at
0000000000000008
[ 275.573226] IP: [<ffffffffa008c473>] i915_gem_gtt_finish_object+0x73/0xc8
[i915]
[ 275.573272] PGD b410e067 PUD c7525067 PMD 0
[ 275.573295] Oops: 0000 [#1] SMP
[ 275.573313] Modules linked in: bnep bluetooth rfkill ip6table_filter
ip6_tables ebtable_nat ebtables nf_conntrack_ipv4 nf_defrag_ipv4 xt_conntrack
nf_conntrack ipt_REJECT iptable_mangle xt_tcpudp iptable_filter ip_tables
x_tables bridge stp llc ipv6 dm_mod dcdbas snd_hda_codec_hdmi iTCO_wdt
iTCO_vendor_support snd_hda_codec_realtek serio_raw pcspkr snd_hda_intel
snd_hda_codec snd_hwdep snd_pcm snd_page_alloc lpc_ich i2c_i801 mfd_core
snd_timer snd soundcore acpi_cpufreq i915 video button drm_kms_helper drm
[ 275.573563] CPU: 2 PID: 4309 Comm: arb_color_buffe Not tainted
3.13.0-rc4_drm-intel-nightly_2c21a5_20140106_debug+ #100
[ 275.573607] Hardware name: Dell Inc. OptiPlex 9010/03JR84, BIOS A01
05/04/2012
[ 275.573638] task: ffff8800c6c93fa0 ti: ffff8800b7568000 task.ti:
ffff8800b7568000
[ 275.573669] RIP: 0010:[<ffffffffa008c473>] [<ffffffffa008c473>]
i915_gem_gtt_finish_object+0x73/0xc8 [i915]
[ 275.573718] RSP: 0018:ffff8800b7569d18 EFLAGS: 00010246
[ 275.573740] RAX: 0000000000000000 RBX: ffff880003740000 RCX:
ffff8800befe5000
[ 275.573770] RDX: 0000000000000011 RSI: 0000000000000011 RDI:
ffff8801156101c0
[ 275.573800] RBP: ffff8800b7569d38 R08: 0000160000000000 R09:
ffff880000000000
[ 275.573830] R10: 0000000000000010 R11: ffff8801156101c0 R12:
ffff8801156101c0
[ 275.573860] R13: 0000000000000001 R14: ffff880118545000 R15:
ffff880003740000
[ 275.573890] FS: 00007f7e0cb30740(0000) GS:ffff88011e300000(0000)
knlGS:0000000000000000
[ 275.573923] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[ 275.573948] CR2: 0000000000000008 CR3: 00000000b7443000 CR4:
00000000001407e0
[ 275.573977] Stack:
[ 275.573987] ffff8801156101c0 ffff880003348d80 0000000000000000
ffff8801189e3268
[ 275.574023] ffff8800b7569d78 ffffffffa0082d37 ffff8800d4880898
ffff8800d4880898
[ 275.574058] ffff8800d48808f0 ffff880118545000 ffff8801189e3268
ffff8800b746f690
[ 275.574094] Call Trace:
[ 275.574114] [<ffffffffa0082d37>] i915_vma_unbind+0xc3/0x180 [i915]
[ 275.574147] [<ffffffffa00873a0>] i915_gem_evict_vm+0x88/0xd2 [i915]
[ 275.574180] [<ffffffffa0085c93>] i915_gem_context_free+0xd7/0x134 [i915]
[ 275.574215] [<ffffffffa0086d1b>] i915_gem_context_close+0x84/0x8b [i915]
[ 275.574248] [<ffffffffa0073e47>] i915_driver_preclose+0x2e/0x49 [i915]
[ 275.574281] [<ffffffffa0073e19>] ? i915_driver_lastclose+0x40/0x40 [i915]
[ 275.574316] [<ffffffffa0003f23>] drm_release+0x77/0x4c4 [drm]
[ 275.574343] [<ffffffff8112b081>] __fput+0xed/0x1e3
[ 275.574365] [<ffffffff8112b1af>] ____fput+0xe/0x10
[ 275.574388] [<ffffffff81054ddc>] task_work_run+0x7e/0x96
[ 275.574412] [<ffffffff810025f8>] do_notify_resume+0x5a/0x6b
[ 275.574439] [<ffffffff813784ae>] ? trace_hardirqs_on_thunk+0x3a/0x3f
[ 275.574467] [<ffffffff8181a8da>] int_signal+0x12/0x17
[ 275.574489] Code: 48 c7 c6 39 fa 0e a0 31 c0 e8 ef b8 f7 ff bf c6 a7 00 00
e8 0b ae 2e e1 41 f6 84 24 3b 01 00 00 01 75 44 49 8b 84 24 40 01 00 00 <8b> 50
08 48 8b 30 49 8b 86 90 03 00 00 48 89 c7 48 81 c7 98 00
[ 275.574651] RIP [<ffffffffa008c473>] i915_gem_gtt_finish_object+0x73/0xc8
[i915]
[ 275.574689] RSP <ffff8800b7569d18>
[ 275.574704] CR2: 0000000000000008
[ 275.578714] ---[ end trace 34d8cec1bb111f7b ]---
Reproduce steps:
-------------------------
Run all piglit cases</pre>
</div>
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