Xorg and multiple graphics cards

martin f krafft madduck at madduck.net
Thu Apr 16 10:33:49 PDT 2009

also sprach Alex Deucher <alexdeucher at gmail.com> [2009.04.16.1908 +0200]:
> Can you get a full backtrace with gdb?
> http://wiki.x.org/wiki/Development/Documentation/ServerDebugging

Wow, you guys *really* make it easy for people, especially on
Debian. Thanks!

Here it is:

Program received signal SIGSEGV, Segmentation fault.
[Switching to Thread 0x7fcac7073790 (LWP 11907)]
0x0000000000433b7a in dixLookupPrivate (privates=0x290, key=0x7fcac22ce47c)
    at ../../dix/privates.c:79
79      ../../dix/privates.c: No such file or directory.
  in ../../dix/privates.c
(gdb) bt
#0  0x0000000000433b7a in dixLookupPrivate (privates=0x290, key=0x7fcac22ce47c)
    at ../../dix/privates.c:79
#1  0x00007fcac20a45e2 in XAAStateWrapSync (pScrn=0x1d4fdc0)
    at ../../../../hw/xfree86/xaa/xaaStateChange.c:323
#2  0x00007fcac296d2c1 in radeon_crtc_lock (crtc=<value optimized out>)
    at ../../src/radeon.h:1429
#3  0x00000000004ac0a9 in xf86CrtcSetModeTransform (crtc=0x1e738c0, 
    mode=0x1e739a8, rotation=1, transform=0x0, x=<value optimized out>, y=0)
    at ../../../../hw/xfree86/modes/xf86Crtc.c:271
#4  0x00000000004ac939 in xf86SetDesiredModes (scrn=0x1d4fdc0)
    at ../../../../hw/xfree86/modes/xf86Crtc.c:2497
#5  0x00007fcac294db1f in RADEONScreenInit (scrnIndex=1, pScreen=0x1de1120, 
    argc=<value optimized out>, argv=<value optimized out>)
    at ../../src/radeon_driver.c:3768
#6  0x0000000000432846 in AddScreen (pfnInit=0x7fcac294bde0 <RADEONScreenInit>, 
    argc=7, argv=0x7fffcf093df8) at ../../dix/main.c:702
#7  0x000000000046d111 in InitOutput (pScreenInfo=0x7d8760, argc=7, 
    argv=0x7fffcf093df8) at ../../../../hw/xfree86/common/xf86Init.c:1245
#8  0x0000000000432f5e in main (argc=7, argv=0x7fffcf093df8, envp=0x7fffcf093e38)
    at ../../dix/main.c:315

martin | http://madduck.net/ | http://two.sentenc.es/
"we americans, we're a simple people...
 but piss us off, and we'll bomb your cities."
                             -- robin williams, good morning vietnam
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