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<body><span class="vcard"><a class="email" href="mailto:huax.lu@intel.com" title="lu hua <huax.lu@intel.com>"> <span class="fn">lu hua</span></a>
</span> changed
<a class="bz_bug_link
bz_status_NEW "
title="NEW - [all bisected ]igt/kms_flip/bo-too-big-interruptible causes system hang"
href="https://bugs.freedesktop.org/show_bug.cgi?id=88909">bug 88909</a>
<br>
<table border="1" cellspacing="0" cellpadding="8">
<tr>
<th>What</th>
<th>Removed</th>
<th>Added</th>
</tr>
<tr>
<td style="text-align:right;">Priority</td>
<td>medium
</td>
<td>high
</td>
</tr>
<tr>
<td style="text-align:right;">Summary</td>
<td>[BYT bisected ]igt/kms_flip/bo-too-big-interruptible segment fault
</td>
<td>[all bisected ]igt/kms_flip/bo-too-big-interruptible causes system hang
</td>
</tr>
<tr>
<td style="text-align:right;">Severity</td>
<td>normal
</td>
<td>critical
</td>
</tr></table>
<p>
<div>
<b><a class="bz_bug_link
bz_status_NEW "
title="NEW - [all bisected ]igt/kms_flip/bo-too-big-interruptible causes system hang"
href="https://bugs.freedesktop.org/show_bug.cgi?id=88909#c2">Comment # 2</a>
on <a class="bz_bug_link
bz_status_NEW "
title="NEW - [all bisected ]igt/kms_flip/bo-too-big-interruptible causes system hang"
href="https://bugs.freedesktop.org/show_bug.cgi?id=88909">bug 88909</a>
from <span class="vcard"><a class="email" href="mailto:huax.lu@intel.com" title="lu hua <huax.lu@intel.com>"> <span class="fn">lu hua</span></a>
</span></b>
<pre>It impacts all platforms. I test it on SNB and PNV, system hang. They have the
same bisect commit.
Test on SNB, it takes more tan 10 minutes and doesn't exit testing. ctrl+c, it
also doesn't exit testing. I can connect it via ssh and reboot.
Test on PNV, system is no response.
output(SNB)
IGT-Version: 1.9-g51d87b8 (x86_64) (Linux: 3.19.0-rc5_kcloud_a67906_20150202+
x86_64)
Using monotonic timestamps
Beginning bo-too-big on crtc 19, connector 25
1600x900 60 1600 1664 1706 1970 900 903 906 912 0xa 0x48 107800
^C^C^C^C^C^C^C^C^C^C
output on PNV:
IGT-Version: 1.9-g51d87b8 (i686) (Linux:
3.19.0-rc6_drm-intel-nightly_8b4216_20150201+ i686)
Using monotonic timestamps
Beginning bo-too-big on crtc 22, connector 23
1024x600 60 1024 1072 1104 1200 600 603 609 625 0xa 0x48 45000
Message from syslogd@x-pnv2 at Feb 2 16:12:53 ...
kernel:[20110.832007] CPU: 0 PID: 1596 Comm: kms_flip Tainted: G W
3.19.0-rc6_drm-intel-nightly_8b4216_20150201+ #90
Message from syslogd@x-pnv2 at Feb 2 16:12:53 ...
kernel:[20110.832007] Hardware name: MICRO-STAR INTERNATIONAL CO., LTD
MS-N014/MS-N014, BIOS EN014IMS.10B 11/30/2009
Message from syslogd@x-pnv2 at Feb 2 16:12:53 ...
kernel:[20110.832007] task: f634e300 ti: f08f6000 task.ti: f08f6000
Message from syslogd@x-pnv2 at Feb 2 16:12:53 ...
kernel:[20110.832007] Stack:
Message from syslogd@x-pnv2 at Feb 2 16:12:53 ...
kernel:[20110.832007] Call Trace:
Message from syslogd@x-pnv2 at Feb 2 16:12:53 ...
kernel:[20110.832007] Code: cb 38 f8 68 b1 10 00 00 68 02 c2 38 f8 e8 32 3a d1
c8 83 c4 0c eb c7 5a 5b 5e c3 56 53 89 c3 56 e8 3d ff ff ff 85 c0 89 c6 75 02
<0f> 0b 8a 40 60 88 44 24 02 24 0f 88 44 24 03 75 02 0f 0b 8b 43
Message from syslogd@x-pnv2 at Feb 2 16:12:53 ...
kernel:[20110.832007] EIP: [<f831f24a>] i915_gem_object_ggtt_unpin+0x10/0x61
[i915] SS:ESP 0068:f08f7cc8</pre>
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