robo@goat:~$ gdb -e /usr/bin/jstest GNU gdb 6.4-debian Copyright 2005 Free Software Foundation, Inc. GDB is free software, covered by the GNU General Public License, and you are welcome to change it and/or distribute copies of it under certain conditions. Type "show copying" to see the conditions. There is absolutely no warranty for GDB. Type "show warranty" for details. This GDB was configured as "i486-linux-gnu". (gdb) handle SIG33 pass nostop noprint Signal Stop Print Pass to program Description SIG33 No No Yes Real-time event 33 (gdb) set pagination0 No symbol table is loaded. Use the "file" command. (gdb) run /dev/input/js1 Starting program: /usr/bin/jstest /dev/input/js1 Using host libthread_db library "/lib/tls/i686/cmov/libthread_db.so.1". (no debugging symbols found) (no debugging symbols found) (no debugging symbols found) Driver version is 2.1.0. Joystick (Smartjoy Family Super Smartjoy 2) has 2 axes (X, X) Program received signal SIGSEGV, Segmentation fault. 0xb7ec72a3 in strlen () from /lib/tls/i686/cmov/libc.so.6 (gdb)