. Thread 3 (LWP 1785): #0 0xb6d851e6 in ?? () No symbol table info available. #1 0xb6df45c8 in ?? () No symbol table info available. #2 0xb6df45c8 in ?? () No symbol table info available. Backtrace stopped: previous frame identical to this frame (corrupt stack?) . Thread 2 (LWP 1786): #0 0xb6d851e6 in ?? () No symbol table info available. #1 0xb6df45c8 in ?? () No symbol table info available. #2 0xb6df45c8 in ?? () No symbol table info available. Backtrace stopped: previous frame identical to this frame (corrupt stack?) . Thread 1 (LWP 1784): #0 0xb5225cb6 in ?? () No symbol table info available. #1 0xb521a240 in ?? () No symbol table info available. #2 0xb521a240 in ?? () No symbol table info available. Backtrace stopped: previous frame identical to this frame (corrupt stack?)