terry@debian-wheezy:~$ gdb soffice.bin core
GNU gdb (GDB) 7.4.1-debian
Copyright (C) 2012 Free Software Foundation, Inc.
License GPLv3+: GNU GPL version 3 or later <http://gnu.org/licenses/gpl.html>
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soffice.bin: No such file or directory.
[New LWP 4962]
[New LWP 4963]
[New LWP 4965]
[New LWP 4966]
Core was generated by `/usr/lib/libreoffice/program/soffice.bin --norestore ./lo_hacking/notes/bug_07x'.
Program terminated with signal 11, Segmentation fault.
#0  0x000000000cc076c0 in ?? ()
(gdb) info threads
  Id   Target Id         Frame 
  4    LWP 4966          0x00007fd008692e33 in ?? ()
  3    LWP 4965          0x00007fd00869e6cd in ?? ()
  2    LWP 4963          0x00007fd0081ae64b in ?? ()
* 1    LWP 4962          0x000000000cc076c0 in ?? ()
(gdb) backtrace
#0  0x000000000cc076c0 in ?? ()
#1  0x00007fcfef08c225 in ?? ()
#2  0x0000000000000000 in ?? ()
(gdb)