w@w:/media/mythshare-p/m25-git/bin$ sudo gdb /media/mythshare-p/m25-git/bin/mythbackend `pidof mythbackend`
GNU gdb (Ubuntu/Linaro 7.3-0ubuntu2) 7.3-2011.08
Copyright (C) 2011 Free Software Foundation, Inc.
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This GDB was configured as "i686-linux-gnu".
For bug reporting instructions, please see:
<http://bugs.launchpad.net/gdb-linaro/>...
Reading symbols from /media/mythshare-p/m25-git/bin/mythbackend...done.
(gdb) bt
No stack.
(gdb) bt
No stack.
(gdb) bt
No stack.
(gdb) bt
No stack.
(gdb) quit