Obtaining Backtraces for X Crashes -> Desktop freezes

[cccc]

hi

I try to do these steps according to:

https://wiki.ubuntu.com/X/Backtracing

and after

$ pgrep Xorg
5320
$ sudo gdb /usr/bin/Xorg 2>&1 | tee gdb-Xorg.txt
GNU gdb (Ubuntu/Linaro 7.2-1ubuntu11) 7.2
Copyright (C) 2010 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 "i686-linux-gnu".
For bug reporting instructions, please see:
<http://www.gnu.org/software/gdb/bugs/>...
Reading symbols from /usr/bin/Xorg...Reading symbols from /usr/lib/debug/usr/bin/Xorg...done.
done.
(gdb) attach 5320

the Gnome Desktop is freezing completely.

[cccc]

Knows someone what's wrong and howto solve this problem?

[BenginM]

Hi CC , nothing wrong there , you'll need to continue with steps as mentioned in the above link , in your case as the DE and X server is locked up you need to stop it with Ctrl+C , then in (gdb) type " backtrace full " .

[overdrank]

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