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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 - X segfaults when switching virtual desktops of KDE"
href="https://bugs.freedesktop.org/show_bug.cgi?id=89681">89681</a>
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<th>Summary</th>
<td>X segfaults when switching virtual desktops of KDE
</td>
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<th>Product</th>
<td>xorg
</td>
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<th>Version</th>
<td>git
</td>
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<th>Hardware</th>
<td>x86-64 (AMD64)
</td>
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<th>OS</th>
<td>Linux (All)
</td>
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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>Driver/AMDgpu
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<th>Assignee</th>
<td>xorg-driver-ati@lists.x.org
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<th>Reporter</th>
<td>johannes.hirte@datenkhaos.de
</td>
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<th>QA Contact</th>
<td>xorg-team@lists.x.org
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<pre>since commit 6c3a721cde9317233072b573f9502348dcd21b16 of xf86-video-ati X
segfaults when switching virtual desktops of KDE. I can reproduce this easily
by playing a video on one vt in fullscreen and switching the desktops then back
and forth.
Xorg.log shows the this:
[ 258.612] (WW) RADEON(0): flip queue failed: Device or resource busy
[ 258.612] (EE)
[ 258.612] (EE) Backtrace:
[ 258.613] (EE) 0: /usr/bin/X (OsLookupColor+0x149) [0x59c049]
[ 258.614] (EE) 1: /lib64/libc.so.6 (killpg+0x50) [0x7f20a4e7607f]
[ 258.614] (EE) 2: /usr/lib64/libxcb.so.1 (_init+0x3e73e) [0x7f20a3d5dcfe]
[ 258.614] (EE) 3: /usr/lib64/libxcb.so.1 (_init+0x3b5c4) [0x7f20a3d57a04]
[ 258.615] (EE) 4: /usr/lib64/libxcb.so.1 (_init+0x42d14) [0x7f20a3d665f4]
[ 258.615] (EE) 5: /usr/lib64/libxcb.so.1 (_init+0x3a5ba) [0x7f20a3d556ba]
[ 258.615] (EE) 6: /usr/lib64/libxcb.so.1 (_init+0x3b64b) [0x7f20a3d57acb]
[ 258.616] (EE) 7: /usr/lib64/libdrm.so.2 (drmHandleEvent+0x76)
[0x7f20a6154436]
[ 258.616] (EE) 8: /usr/bin/X (WakeupHandler+0x6b) [0x43f1eb]
[ 258.617] (EE) 9: /usr/bin/X (WaitForSomething+0x1c3) [0x594d83]
[ 258.617] (EE) 10: /usr/bin/X (SendErrorToClient+0x111) [0x43a1f1]
[ 258.617] (EE) 11: /usr/bin/X (remove_fs_handlers+0x435) [0x43e675]
[ 258.618] (EE) 12: /lib64/libc.so.6 (__libc_start_main+0xf0)
[0x7f20a4e61fd0]
[ 258.618] (EE) 13: /usr/bin/X (_start+0x29) [0x42826e]
[ 258.619] (EE) 14: ? (?+0x29) [0x29]
[ 258.619] (EE)
[ 258.619] (EE) Segmentation fault at address 0x0
[ 258.619] (EE)
Fatal server error:
[ 258.619] (EE) Caught signal 11 (Segmentation fault). Server aborting
[ 258.619] (EE)
[ 258.619] (EE)
hardware is a Mobility Radeon HD5470</pre>
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