#0  0xb372c179 in QMutex::lock() () from /usr/lib/qt4/libQtCore.so.4
#1  0xb69e5af3 in ThreadPool::ThreadTerminating (this=0x8323ea0, pThread=0x831fe38) at threadpool.cpp:477
#2  0xb69e3918 in WorkerThread::run (this=0x831fe38) at threadpool.cpp:271
#3  0xb3732886 in ?? () from /usr/lib/qt4/libQtCore.so.4
#4  0xb35bf97e in start_thread () from /lib/libpthread.so.0
#5  0xb340969e in clone () from /lib/libc.so.6