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<body><span class="vcard"><a class="email" href="mailto:jinxianx.guo@intel.com" title="Guo Jinxian <jinxianx.guo@intel.com>"> <span class="fn">Guo Jinxian</span></a>
</span> changed
<a class="bz_bug_link
bz_status_NEW "
title="NEW --- - [ILK/SNB/IVB/BYT/HSW/BDW]igt/drv_module_reload cause system random hang"
href="https://bugs.freedesktop.org/show_bug.cgi?id=77511">bug 77511</a>
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<th>What</th>
<th>Removed</th>
<th>Added</th>
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<td style="text-align:right;">Status</td>
<td>NEEDINFO
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<td>NEW
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<b><a class="bz_bug_link
bz_status_NEW "
title="NEW --- - [ILK/SNB/IVB/BYT/HSW/BDW]igt/drv_module_reload cause system random hang"
href="https://bugs.freedesktop.org/show_bug.cgi?id=77511#c2">Comment # 2</a>
on <a class="bz_bug_link
bz_status_NEW "
title="NEW --- - [ILK/SNB/IVB/BYT/HSW/BDW]igt/drv_module_reload cause system random hang"
href="https://bugs.freedesktop.org/show_bug.cgi?id=77511">bug 77511</a>
from <span class="vcard"><a class="email" href="mailto:jinxianx.guo@intel.com" title="Guo Jinxian <jinxianx.guo@intel.com>"> <span class="fn">Guo Jinxian</span></a>
</span></b>
<pre>(In reply to <a href="show_bug.cgi?id=77511#c1">comment #1</a>)
<span class="quote">> Can you please bisect where this regression has been introduced?
>
> Both the module reload hang issue and the backtrace from
>
> [ 104.889887] WARNING: CPU: 0 PID: 3807 at drivers/gpu/drm/drm_crtc.c:4684
> drm_mode_config_cleanup+0x114/0x1a0 [drm]()
>
> separately since they might be different bugs.</span >
About [ 104.889887] WARNING: CPU: 0 PID: 3807 at
drivers/gpu/drm/drm_crtc.c:4684
drm_mode_config_cleanup+0x114/0x1a0 [drm]()
4c6baa595f4e8516bb9cf0081765f90856aa2fe3 is the first bad commit
commit 4c6baa595f4e8516bb9cf0081765f90856aa2fe3
Author: Jesse Barnes <<a href="mailto:jbarnes@virtuousgeek.org">jbarnes@virtuousgeek.org</a>>
Date: Fri Mar 7 08:57:50 2014 -0800
drm/i915: get_plane_config support for ILK+ v3
This should allow BIOS fb inheritance to work on ILK+ machines too.
v2: handle tiled BIOS fbs (Kristian)
split out common bits (Jesse)
v3: alloc fb obj out in _init
Signed-off-by: Jesse Barnes <<a href="mailto:jbarnes@virtuousgeek.org">jbarnes@virtuousgeek.org</a>>
Signed-off-by: Daniel Vetter <<a href="mailto:daniel.vetter@ffwll.ch">daniel.vetter@ffwll.ch</a>>
:040000 040000 be6fd58e34c1ca582a123f0d47baaac24cd6ede1
c6d54592168e65908c1bdc65727150d3df1829ae M drivers
About system random hang, we didn't met it during bisection. We will further
investigate it later.</pre>
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