https://bugs.freedesktop.org/show_bug.cgi?id=89681
Bug ID: 89681
Summary: X segfaults when switching virtual desktops of KDE
Product: xorg
Version: git
Hardware: x86-64 (AMD64)
OS: Linux (All)
Status: NEW
Severity: normal
Priority: medium
Component: Driver/AMDgpu
Assignee: xorg-driver-ati@lists.x.org
Reporter: johannes.hi...@datenkhaos.de
QA Contact: xorg-t...@lists.x.org
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
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