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<base href="https://bugs.freedesktop.org/">
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<th>Bug ID</th>
<td><a class="bz_bug_link
bz_status_NEW "
title="NEW - Multiple Xorg restarts leads to `Surface: can not attach plane_state` (raven ridge)"
href="https://bugs.freedesktop.org/show_bug.cgi?id=106285">106285</a>
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<th>Summary</th>
<td>Multiple Xorg restarts leads to `Surface: can not attach plane_state` (raven ridge)
</td>
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<th>Product</th>
<td>DRI
</td>
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<th>Version</th>
<td>unspecified
</td>
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<th>Hardware</th>
<td>Other
</td>
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<th>OS</th>
<td>All
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<th>Status</th>
<td>NEW
</td>
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<th>Severity</th>
<td>normal
</td>
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<th>Priority</th>
<td>medium
</td>
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<th>Component</th>
<td>DRM/AMDgpu
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<th>Assignee</th>
<td>dri-devel@lists.freedesktop.org
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<th>Reporter</th>
<td>ojab@ojab.ru
</td>
</tr></table>
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<pre>Raven ridge APU (2400g), no external GPU, linux-4.17-rc2, libdrm-2.4.91,
mesa-18.1.0-rc1, xorg-server-1.19.6, xf86-video-amdgpu-18.0.1.
So I've tried to reproduce <a class="bz_bug_link
bz_status_NEW "
title="NEW - general protection fault in dc_validate_global_state on raven ridge"
href="show_bug.cgi?id=106276">https://bugs.freedesktop.org/show_bug.cgi?id=106276</a>
using simple script:
```
#!/bin/sh
set -ex
while true; do
set -x
X&
XPID=$!
sleep 1
kill ${XPID}
sleep 1
done
```
and ended up with screen showing nothing (i. e. backlight enabled, but all
image is black) in both console & X. dmesg is full of
[Fri Apr 27 16:17:33 2018] [drm:dc_add_plane_to_context [amdgpu]] *ERROR*
Surface: can not attach plane_state 00000000a97ad24a! Maximum is: 4
[Fri Apr 27 16:17:33 2018] [drm:dc_add_plane_to_context [amdgpu]] *ERROR*
Surface: can not attach plane_state 00000000d38d9362! Maximum is: 4
[Fri Apr 27 16:17:33 2018] [drm:dc_add_plane_to_context [amdgpu]] *ERROR*
Surface: can not attach plane_state 00000000d38d9362! Maximum is: 4
[Fri Apr 27 16:17:33 2018] [drm:dc_add_plane_to_context [amdgpu]] *ERROR*
Surface: can not attach plane_state 00000000d38d9362! Maximum is: 4
[Fri Apr 27 16:18:01 2018] [drm:dc_add_plane_to_context [amdgpu]] *ERROR*
Surface: can not attach plane_state 00000000b7ff318d! Maximum is: 4
[Fri Apr 27 16:18:04 2018] [drm:dc_add_plane_to_context [amdgpu]] *ERROR*
Surface: can not attach plane_state 00000000b7ff318d! Maximum is: 4</pre>
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