http://bugs.freedesktop.org/show_bug.cgi?id=18191
Summary: Xorg segfault in _swrast_copy_teximage2d
Product: Mesa
Version: unspecified
Platform: x86 (IA32)
OS/Version: Linux (All)
Status: NEW
Severity: normal
Priority: medium
Component: Drivers/DRI/i915
AssignedTo: [email protected]
ReportedBy: [EMAIL PROTECTED]
Created an attachment (id=19830)
--> (http://bugs.freedesktop.org/attachment.cgi?id=19830)
Backtrace
This was originally reported at
https://bugs.launchpad.net/ubuntu/+source/mesa/+bug/287485 by Eric Drechsel:
"To reproduce I start a failsafe console session, run kwin (kwin has
compositing enabled, with opengl backend - no crash with xrender backend).
Xorg backtrace (from startx over ssh):
(EE) intel(0): tried to update DSPARB with both planes enabled!
(EE) intel(0): underrun on pipe B!
(EE) intel(0): underrun on pipe B!
(EE) intel(0): underrun on pipe B!
Backtrace:
0: /usr/bin/X11/X(xf86SigHandler+0x79) [0x80c2ff9]
1: [0xb8045400]
2: /usr/lib/dri/i915_dri.so(intelCopyTexImage2D+0x14a) [0xaf67e83a]
3: /usr/lib/dri/i915_dri.so(_mesa_CopyTexImage2D+0x1d4) [0xaf718334]
4: /usr/lib/xorg/modules/extensions//libglx.so [0xb7b351ca]
5: /usr/lib/xorg/modules/extensions//libglx.so [0xb7b5e36f]
6: /usr/lib/xorg/modules/extensions//libglx.so [0xb7b62c0a]
7: /usr/bin/X11/X(Dispatch+0x34f) [0x808c88f]
8: /usr/bin/X11/X(main+0x47d) [0x8071d1d]
9: /lib/tls/i686/cmov/libc.so.6(__libc_start_main+0xe5) [0xb7c44685]
10: /usr/bin/X11/X [0x8071101]
Saw signal 11. Server aborting.
xinit: connection to X server lost.
waiting for X server to shut down"
This is with Mesa 7.2. I will attach the users Xorg.0.log.old, xorg.conf,
backtrace and output of lspci -vvnn
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