sh-3.00# export LD_LIBRARY_PATH=/home/wolf/xenomai/lib bash-3.00# ./simple root_thread_init 3 bash-3.00# cat /proc/xenomai/faults TRAP CPU0 0: 1 (Data or instruction access) 1: 0 (Alignment) 2: 0 (Altivec unavailable) 3: 0 (Program check exception) 4: 0 (Machine check exception) 5: 0 (Unknown) 6: 0 (Instruction breakpoint) 7: 0 (Run mode exception) 8: 0 (Single-step exception) 9: 0 (Non-recoverable exception) 10: 0 (Software emulation) 11: 0 (Debug) 12: 0 (SPE) 13: 0 (Altivec assist) bash-3.00# ./simple root_thread_init 3 bash-3.00# cat /proc/xenomai/faults TRAP CPU0 0: 2 (Data or instruction access) 1: 0 (Alignment) 2: 0 (Altivec unavailable) 3: 0 (Program check exception) 4: 0 (Machine check exception) 5: 0 (Unknown) 6: 0 (Instruction breakpoint) 7: 0 (Run mode exception) 8: 0 (Single-step exception) 9: 0 (Non-recoverable exception) 10: 0 (Software emulation) 11: 0 (Debug) 12: 0 (SPE) 13: 0 (Altivec assist) bash-3.00# gdb simple GNU gdb Red Hat Linux (6.3.0.0-1.21_1rh) Copyright 2004 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 "ppc-linux"...Using host libthread_db library "/lib/libthread_db.so.1". (gdb) run Starting program: /home/wolf/simple [Thread debugging using libthread_db enabled] [New Thread 805422032 (LWP 260)] [New Thread 805455088 (LWP 263)] root_thread_init 3 Program exited normally. (gdb)