Well, here we go again. I finally managed a
backtrace using the core dump method (and yes,
this froze my machine :-)
Hope this is of help for somebody.
Thomas
Script started on Sun Dec 16 21:53:17 2007
meiner:~# gdb /etc/X11/X /etc/X11/core
GNU gdb 6.6.90.20070912-debian
Copyright (C) 2007 Free Software Foundation, Inc.
License GPLv3+: GNU GPL version 3 or later <http://gnu.org/licenses/gpl.html>
This is free software: you are free to change and redistribute it.
There is NO WARRANTY, to the extent permitted by law. Type "show copying"
and "show warranty" for details.
This GDB was configured as "i486-linux-gnu"...
(no debugging symbols found)
Using host libthread_db library "/lib/i686/cmov/libthread_db.so.1".
warning: core file may not match specified executable file.
warning: Can't read pathname for load map: Input/output error.
Reading symbols from /lib/i686/cmov/libdl.so.2...(no debugging symbols
found)...done.
Loaded symbols for /lib/i686/cmov/libdl.so.2
Reading symbols from /usr/lib/libXfont.so.1...(no debugging symbols
found)...done.
Loaded symbols for /usr/lib/libXfont.so.1
Reading symbols from /usr/lib/libXau.so.6...
(no debugging symbols found)...done.
Loaded symbols for /usr/lib/libXau.so.6
Reading symbols from /usr/lib/libfontenc.so.1...(no debugging symbols
found)...done.
Loaded symbols for /usr/lib/libfontenc.so.1
Reading symbols from /usr/lib/libXdmcp.so.6...
(no debugging symbols found)...done.
Loaded symbols for /usr/lib/libXdmcp.so.6
Reading symbols from /lib/i686/cmov/libm.so.6...(no debugging symbols
found)...done.
Loaded symbols for /lib/i686/cmov/libm.so.6
Reading symbols from /lib/libgcc_s.so.1...
(no debugging symbols found)...done.
Loaded symbols for /lib/libgcc_s.so.1
Reading symbols from /lib/i686/cmov/libc.so.6...(no debugging symbols
found)...done.
Loaded symbols for /lib/i686/cmov/libc.so.6
Reading symbols from /lib/ld-linux.so.2...
(no debugging symbols found)...done.
Loaded symbols for /lib/ld-linux.so.2
Reading symbols from /usr/lib/libfreetype.so.6...(no debugging symbols
found)...done.
Loaded symbols for /usr/lib/libfreetype.so.6
Reading symbols from /usr/lib/libz.so.1...
(no debugging symbols found)...done.
Loaded symbols for /usr/lib/libz.so.1
Reading symbols from /usr/lib/xorg/modules/libpcidata.so...Reading symbols from
/usr/lib/debug/usr/lib/xorg/modules/libpcidata.so...done.
done.
Loaded symbols for /usr/lib/xorg/modules//libpcidata.so
Reading symbols from /usr/lib/xorg/modules/extensions/libdbe.so...Reading
symbols from /usr/lib/debug/usr/lib/xorg/modules/extensions/libdbe.so...done.
done.
Loaded symbols for /usr/lib/xorg/modules/extensions//libdbe.so
Reading symbols from /usr/lib/xorg/modules/extensions/libdri.so...Reading
symbols from /usr/lib/debug/usr/lib/xorg/modules/extensions/libdri.so...done.
done.
Loaded symbols for /usr/lib/xorg/modules/extensions//libdri.so
Reading symbols from /usr/lib/libdrm.so.2...done.
Loaded symbols for /usr/lib/libdrm.so.2
Reading symbols from /usr/lib/xorg/modules/extensions/libextmod.so...Reading
symbols from /usr/lib/debug/usr/lib/xorg/modules/extensions/libextmod.so...done.
done.
Loaded symbols for /usr/lib/xorg/modules/extensions//libextmod.so
Reading symbols from /usr/lib/xorg/modules/fonts/libfreetype.so...Reading
symbols from /usr/lib/debug/usr/lib/xorg/modules/fonts/libfreetype.so...done.
done.
Loaded symbols for /usr/lib/xorg/modules//fonts/libfreetype.so
Reading symbols from /usr/lib/xorg/modules/extensions/libglx.so...Reading
symbols from /usr/lib/debug/usr/lib/xorg/modules/extensions/libglx.so...done.
done.
Loaded symbols for /usr/lib/xorg/modules/extensions//libglx.so
Reading symbols from /usr/lib/xorg/modules/libint10.so...Reading symbols from
/usr/lib/debug/usr/lib/xorg/modules/libint10.so...done.
done.
Loaded symbols for /usr/lib/xorg/modules//libint10.so
Reading symbols from /usr/lib/xorg/modules/extensions/librecord.so...Reading
symbols from /usr/lib/debug/usr/lib/xorg/modules/extensions/librecord.so...done.
done.
Loaded symbols for /usr/lib/xorg/modules/extensions//librecord.so
Reading symbols from /usr/lib/xorg/modules/libvbe.so...Reading symbols from
/usr/lib/debug/usr/lib/xorg/modules/libvbe.so...done.
done.
Loaded symbols for /usr/lib/xorg/modules//libvbe.so
Reading symbols from /usr/lib/xorg/modules/drivers/vesa_drv.so...done.
Loaded symbols for /usr/lib/xorg/modules/drivers//vesa_drv.so
Reading symbols from /usr/lib/xorg/modules/input/kbd_drv.so...done.
Loaded symbols for /usr/lib/xorg/modules/input//kbd_drv.so
Reading symbols from /usr/lib/xorg/modules/input/mouse_drv.so...done.
Loaded symbols for /usr/lib/xorg/modules/input//mouse_drv.so
Reading symbols from /usr/lib/xorg/modules/libshadow.so...Reading symbols from
/usr/lib/debug/usr/lib/xorg/modules/libshadow.so...done.
done.
Loaded symbols for /usr/lib/xorg/modules//libshadow.so
Reading symbols from /usr/lib/xorg/modules/libfb.so...Reading symbols from
/usr/lib/debug/usr/lib/xorg/modules/libfb.so...done.
done.
Loaded symbols for /usr/lib/xorg/modules//libfb.so
Reading symbols from /usr/lib/xorg/modules/extensions/libGLcore.so...Reading
symbols from /usr/lib/debug/usr/lib/xorg/modules/extensions/libGLcore.so...done.
done.
Loaded symbols for /usr/lib/xorg/modules/extensions//libGLcore.so
Reading symbols from /lib/i686/cmov/libnss_files.so.2...done.
Loaded symbols for /lib/i686/cmov/libnss_files.so.2
Core was generated by `/usr/bin/X -br -nolisten tcp :0 vt7 -auth
/var/run/xauth/A:0-pXirMN'.
Program terminated with signal 11, Segmentation fault.
#0 0xb6327661 in _mesa_DrawBuffer (buffer=1029) at buffers.c:350
350 buffers.c: No such file or directory.
in buffers.c
(gdb) bt full
#0 0xb6327661 in _mesa_DrawBuffer (buffer=1029) at buffers.c:350
bufferID = <value optimized out>
destMask = <value optimized out>
ctx = (GLcontext *) 0x850dfb0
#1 0xb7bf4928 in __glXDisp_DrawBuffer (pc=0x8a9f74c "\005\004")
at ../../../GL/glx/indirect_dispatch.c:1329
No locals.
#2 0xb7bed595 in DoRender (cl=0x850d640, pc=0x8a9f748 "\b", do_swap=0)
at ../../../GL/glx/glxcmds.c:1824
entry = {bytes = 8, varsize = 0}
extra = <value optimized out>
proc = (__GLXdispatchRenderProcPtr) 0xb7bf4900 <__glXDisp_DrawBuffer>
err = 0
client = (ClientPtr) 0x8546158
left = 8
cmdlen = 8
error = <value optimized out>
commandsDone = 0
glxc = (__GLXcontext *) 0x8546010
sw = <value optimized out>
#3 0xb7bed62c in __glXDisp_Render (cl=0x850d640, pc=0x8a9f740 "\217\001\004")
at ../../../GL/glx/glxcmds.c:1838
No locals.
---Type <return> to continue, or q <return> to quit---
#4 0xb7bf1a7c in __glXDispatch (client=0x8546158)
at ../../../GL/glx/glxext.c:551
stuff = (xGLXSingleReq *) 0x8a9f740
opcode = 1 '\001'
proc = (__GLXdispatchSingleProcPtr) 0xb7bed600 <__glXDisp_Render>
cl = (__GLXclientState *) 0x850d640
retval = 1
#5 0x08154a3e in ?? ()
No symbol table info available.
#6 0x08546158 in ?? ()
No symbol table info available.
#7 0x08546158 in ?? ()
No symbol table info available.
#8 0x08223ed0 in ?? ()
No symbol table info available.
#9 0x081e3b7c in ?? ()
No symbol table info available.
#10 0x00000000 in ?? ()
No symbol table info available.
(gdb) exit
Undefined command: "exit". Try "help".
(gdb) quit
meiner:~# exit
exit
Script done on Sun Dec 16 21:54:21 2007
