(gdb) thread apply all bt

Thread 7 (Thread 0xb0befb40 (LWP 20726)):
#0  0xb7fdf424 in __kernel_vsyscall ()
#1  0xb7d5b914 in pthread_cond_timedwait () at ../nptl/sysdeps/unix/sysv/linux/i386/i686/../i486/pthread_cond_timedwait.S:236
#2  0xb765a2b6 in QWaitCondition::wait(QMutex*, unsigned long) () from /usr/lib/qt4/libQtCore.so.4
#3  0xb764dcdf in ?? () from /usr/lib/qt4/libQtCore.so.4
#4  0xb76593dd in ?? () from /usr/lib/qt4/libQtCore.so.4
#5  0xb7d56f38 in start_thread (arg=0xb0befb40) at pthread_create.c:305
#6  0xb7c4dcee in clone () at ../sysdeps/unix/sysv/linux/i386/clone.S:133

Thread 6 (Thread 0xb19ffb40 (LWP 20725)):
#0  0xb7fdf424 in __kernel_vsyscall ()
#1  0xb7d5b914 in pthread_cond_timedwait () at ../nptl/sysdeps/unix/sysv/linux/i386/i686/../i486/pthread_cond_timedwait.S:236
#2  0xb765a2b6 in QWaitCondition::wait(QMutex*, unsigned long) () from /usr/lib/qt4/libQtCore.so.4
#3  0xb764dcdf in ?? () from /usr/lib/qt4/libQtCore.so.4
#4  0xb76593dd in ?? () from /usr/lib/qt4/libQtCore.so.4
#5  0xb7d56f38 in start_thread (arg=0xb19ffb40) at pthread_create.c:305
#6  0xb7c4dcee in clone () at ../sysdeps/unix/sysv/linux/i386/clone.S:133

Thread 5 (Thread 0xb23ffb40 (LWP 20724)):
#0  0xb7fdf424 in __kernel_vsyscall ()
#1  0xb7b8e2f2 in *__GI_raise (sig=6) at ../nptl/sysdeps/unix/sysv/linux/raise.c:64
#2  0xb7b8fadc in *__GI_abort () at abort.c:91
#3  0xb7dead7e in rb_bug (fmt=0xb7f804fc "vm_call0_cfunc_with_frame: cfp consistency error") at error.c:309
#4  0xb7f379e2 in vm_call0_cfunc_with_frame (argv=0xb23fefd8, ci=0xffffffe4, th=0x804bbb8) at vm_eval.c:120
#5  vm_call0_cfunc (argv=0xb23fefd8, ci=0xffffffe4, th=0x804bbb8) at vm_eval.c:134
#6  vm_call0_body (th=0x804bbb8, ci=0xffffffe4, argv=0xb23fefd8) at vm_eval.c:174
#7  0xb7f37c8b in vm_call0 (defined_class=<optimized out>, me=0x8097d30, argv=0xb23fefd8, argc=2, id=<optimized out>, recv=135588900, th=0x804bbb8) at vm_eval.c:49
#8  rb_call0 (recv=135588900, mid=<optimized out>, argc=2, argv=0xb23fefd8, scope=CALL_FCALL, self=135588900) at vm_eval.c:324
#9  0xb7f3eb40 in rb_obj_respond_to (obj=135588900, id=28864, priv=0) at vm_method.c:1550
#10 0xb7f3eecc in rb_respond_to (obj=135588900, id=28864) at vm_method.c:1557
#11 0xb5858076 in QtRuby::Binding::callMethod (this=0xb7909af0 <Init_qtruby4::qtgui_binding>, method=1418, ptr=0x817c818, args=0xb23ff0e8)
    at /home/panic/projects/qtbindings/ext/ruby/qtruby/src/Qt.cpp:304
#12 0xb61ac1ea in __smokeqtgui::x_QApplication::notify (this=0x817c818, x1=0x84dde00, x2=0xb1a12678) at /home/panic/projects/qtbindings/ext/build/smoke/qtgui/x_3.cpp:740
#13 0xb775f019 in QCoreApplication::notifyInternal(QObject*, QEvent*) () from /usr/lib/qt4/libQtCore.so.4
#14 0xb7762414 in QCoreApplicationPrivate::sendPostedEvents(QObject*, int, QThreadData*) () from /usr/lib/qt4/libQtCore.so.4
#15 0xb7790e12 in QEventDispatcherUNIX::processEvents(QFlags<QEventLoop::ProcessEventsFlag>) () from /usr/lib/qt4/libQtCore.so.4
#16 0xb775dd34 in QEventLoop::processEvents(QFlags<QEventLoop::ProcessEventsFlag>) () from /usr/lib/qt4/libQtCore.so.4
#17 0xb775dffd in QEventLoop::exec(QFlags<QEventLoop::ProcessEventsFlag>) () from /usr/lib/qt4/libQtCore.so.4
#18 0xb7656da9 in QThread::exec() () from /usr/lib/qt4/libQtCore.so.4
#19 0xb7656ef6 in QThread::run() () from /usr/lib/qt4/libQtCore.so.4
#20 0xb76593dd in ?? () from /usr/lib/qt4/libQtCore.so.4
#21 0xb7d56f38 in start_thread (arg=0xb23ffb40) at pthread_create.c:305
#22 0xb7c4dcee in clone () at ../sysdeps/unix/sysv/linux/i386/clone.S:133

Thread 4 (Thread 0xb2d80b40 (LWP 20723)):
#0  0xb7fdf424 in __kernel_vsyscall ()
#1  0xb7c46c51 in select () at ../sysdeps/unix/syscall-template.S:82
#2  0xb778b660 in qt_safe_select(int, fd_set*, fd_set*, fd_set*, timeval const*) () from /usr/lib/qt4/libQtCore.so.4
#3  0xb778f41c in QEventDispatcherUNIX::select(int, fd_set*, fd_set*, fd_set*, timeval*) () from /usr/lib/qt4/libQtCore.so.4
#4  0xb77902d2 in QEventDispatcherUNIXPrivate::doSelect(QFlags<QEventLoop::ProcessEventsFlag>, timeval*) () from /usr/lib/qt4/libQtCore.so.4
#5  0xb7790e7f in QEventDispatcherUNIX::processEvents(QFlags<QEventLoop::ProcessEventsFlag>) () from /usr/lib/qt4/libQtCore.so.4
#6  0xb775dd34 in QEventLoop::processEvents(QFlags<QEventLoop::ProcessEventsFlag>) () from /usr/lib/qt4/libQtCore.so.4
#7  0xb775dffd in QEventLoop::exec(QFlags<QEventLoop::ProcessEventsFlag>) () from /usr/lib/qt4/libQtCore.so.4
#8  0xb7656da9 in QThread::exec() () from /usr/lib/qt4/libQtCore.so.4
#9  0xb7656ef6 in QThread::run() () from /usr/lib/qt4/libQtCore.so.4
#10 0xb76593dd in ?? () from /usr/lib/qt4/libQtCore.so.4
#11 0xb7d56f38 in start_thread (arg=0xb2d80b40) at pthread_create.c:305
#12 0xb7c4dcee in clone () at ../sysdeps/unix/sysv/linux/i386/clone.S:133

Thread 3 (Thread 0xb36a9b40 (LWP 20722)):
#0  0xb7fdf424 in __kernel_vsyscall ()
#1  0xb7d5b55c in pthread_cond_wait () at ../nptl/sysdeps/unix/sysv/linux/i386/i686/../i486/pthread_cond_wait.S:169
#2  0xb470b9fa in ?? () from /usr/lib/qt4/libQtWebKit.so.4
---Type <return> to continue, or q <return> to quit---
#3  0xb7d56f38 in start_thread (arg=0xb36a9b40) at pthread_create.c:305
#4  0xb7c4dcee in clone () at ../sysdeps/unix/sysv/linux/i386/clone.S:133

Thread 2 (Thread 0xb7915b40 (LWP 20721)):
#0  0xb7fdf424 in __kernel_vsyscall ()
#1  0xb7c46c51 in select () at ../sysdeps/unix/syscall-template.S:82
#2  0xb7f4a795 in timer_thread_sleep (gvl=0x804b824) at thread_pthread.c:1237
#3  thread_timer (p=0x804b824) at thread_pthread.c:1303
#4  0xb7d56f38 in start_thread (arg=0xb7915b40) at pthread_create.c:305
#5  0xb7c4dcee in clone () at ../sysdeps/unix/sysv/linux/i386/clone.S:133

Thread 1 (Thread 0xb7b5e6c0 (LWP 20717)):
#0  0xb7fdf424 in __kernel_vsyscall ()
#1  0xb7c46c51 in select () at ../sysdeps/unix/syscall-template.S:82
#2  0xb778b540 in qt_safe_select(int, fd_set*, fd_set*, fd_set*, timeval const*) () from /usr/lib/qt4/libQtCore.so.4
#3  0xb778f41c in QEventDispatcherUNIX::select(int, fd_set*, fd_set*, fd_set*, timeval*) () from /usr/lib/qt4/libQtCore.so.4
#4  0xb6d44691 in ?? () from /usr/lib/qt4/libQtGui.so.4
#5  0xb77902d2 in QEventDispatcherUNIXPrivate::doSelect(QFlags<QEventLoop::ProcessEventsFlag>, timeval*) () from /usr/lib/qt4/libQtCore.so.4
#6  0xb7790e7f in QEventDispatcherUNIX::processEvents(QFlags<QEventLoop::ProcessEventsFlag>) () from /usr/lib/qt4/libQtCore.so.4
#7  0xb6d44900 in ?? () from /usr/lib/qt4/libQtGui.so.4
#8  0xb775dd34 in QEventLoop::processEvents(QFlags<QEventLoop::ProcessEventsFlag>) () from /usr/lib/qt4/libQtCore.so.4
#9  0xb775dffd in QEventLoop::exec(QFlags<QEventLoop::ProcessEventsFlag>) () from /usr/lib/qt4/libQtCore.so.4
#10 0xb77627a0 in QCoreApplication::exec() () from /usr/lib/qt4/libQtCore.so.4
#11 0xb6c98cf9 in QApplication::exec() () from /usr/lib/qt4/libQtGui.so.4
#12 0xb61ab226 in __smokeqtgui::x_QApplication::x_88 (x=0x84426d0) at /home/panic/projects/qtbindings/ext/build/smoke/qtgui/x_3.cpp:496
#13 0xb61a2f8b in __smokeqtgui::xcall_QApplication (xi=88, obj=0x817c818, args=0x84426d0) at /home/panic/projects/qtbindings/ext/build/smoke/qtgui/x_3.cpp:926
#14 0xb589b987 in QtRuby::MethodCall::callMethod (this=0xbfffd03c) at /home/panic/projects/qtbindings/ext/ruby/qtruby/src/marshall_types.h:148
#15 0xb589a3c8 in QtRuby::MethodCallBase::next (this=0xbfffd03c) at /home/panic/projects/qtbindings/ext/ruby/qtruby/src/marshall_types.cpp:466
#16 0xb585bac3 in method_missing (argc=1, argv=0xb791608c, self=135588900) at /home/panic/projects/qtbindings/ext/ruby/qtruby/src/Qt.cpp:950
#17 0xb7f280dd in call_cfunc_m1 (func=0xb585abf1 <method_missing(int, unsigned long*, unsigned long)>, recv=135588900, argc=1, argv=0xb791608c) at vm_insnhelper.c:1294
#18 0xb7f2b89a in vm_call_cfunc_with_frame (th=0x804bbb8, reg_cfp=0xb7995ea0, ci=0x8206c80) at vm_insnhelper.c:1438
#19 0xb7f3b436 in vm_call_cfunc (ci=0x8206c80, reg_cfp=0xb7995ea0, th=0x804bbb8) at vm_insnhelper.c:1528
#20 vm_call_method (th=0x804bbb8, cfp=0xb7995ea0, ci=0x8206c80) at vm_insnhelper.c:1702
#21 0xb7f302a4 in vm_exec_core (th=0x804bbb8, initial=<optimized out>) at insns.def:1017
#22 0xb7f362a2 in vm_exec (th=0x804bbb8) at vm.c:1175
#23 0xb7f37231 in vm_invoke_proc (th=0x804bbb8, proc=0x8420778, self=134738500, defined_class=4, argc=1, argv=0xb7916064, blockptr=0x0) at vm.c:696
#24 0xb7df905d in proc_call (argc=1, argv=0xb7916064, procval=135588760) at proc.c:578
#25 0xb7f280dd in call_cfunc_m1 (func=0xb7df8ff0 <proc_call>, recv=135588760, argc=1, argv=0xb7916064) at vm_insnhelper.c:1294
#26 0xb7f2b89a in vm_call_cfunc_with_frame (th=0x804bbb8, reg_cfp=0xb7995f18, ci=0x83064a4) at vm_insnhelper.c:1438
#27 0xb7f3b436 in vm_call_cfunc (ci=0x83064a4, reg_cfp=0xb7995f18, th=0x804bbb8) at vm_insnhelper.c:1528
#28 vm_call_method (th=0x804bbb8, cfp=0xb7995f18, ci=0x83064a4) at vm_insnhelper.c:1702
#29 0xb7f302a4 in vm_exec_core (th=0x804bbb8, initial=<optimized out>) at insns.def:1017
#30 0xb7f362a2 in vm_exec (th=0x804bbb8) at vm.c:1175
#31 0xb7f374b8 in vm_call0_body (th=<optimized out>, ci=0x804bb9c, argv=0xbfffdcc0) at vm_eval.c:170
#32 0xb7f37c8b in vm_call0 (defined_class=<optimized out>, me=0x83339b8, argv=0xbfffdcc0, argc=2, id=<optimized out>, recv=135920820, th=0x804bbb8) at vm_eval.c:49
#33 rb_call0 (recv=135920820, mid=<optimized out>, argc=2, argv=0xbfffdcc0, scope=CALL_FCALL, self=135588900) at vm_eval.c:324
#34 0xb7f38a12 in rb_call (scope=CALL_FCALL, argv=0xbfffdcc0, argc=2, mid=23848, recv=135920820) at vm_eval.c:582
#35 rb_funcall (recv=135920820, mid=23848, n=2) at vm_eval.c:791
#36 0xb78f1761 in initialize_qt (argc=2, argv=0xb791603c, self=135588900) at /home/panic/projects/qtbindings/ext/ruby/qtruby/src/qtruby.cpp:1289
#37 0xb7f280dd in call_cfunc_m1 (func=0xb78f16c7 <initialize_qt(int, VALUE*, VALUE)>, recv=135588900, argc=2, argv=0xb791603c) at vm_insnhelper.c:1294
#38 0xb7f2b89a in vm_call_cfunc_with_frame (th=0x804bbb8, reg_cfp=0xb7995f68, ci=0x82076d0) at vm_insnhelper.c:1438
#39 0xb7f3b436 in vm_call_cfunc (ci=0x82076d0, reg_cfp=0xb7995f68, th=0x804bbb8) at vm_insnhelper.c:1528
#40 vm_call_method (th=0x804bbb8, cfp=0xb7995f68, ci=0x82076d0) at vm_insnhelper.c:1702
#41 0xb7f329d2 in vm_exec_core (th=0x804bbb8, initial=<optimized out>) at insns.def:1039
#42 0xb7f362a2 in vm_exec (th=0x804bbb8) at vm.c:1175
#43 0xb7f374b8 in vm_call0_body (th=<optimized out>, ci=0x804bb9c, argv=0xb791601c) at vm_eval.c:170
#44 0xb7f37c8b in vm_call0 (defined_class=<optimized out>, me=0x81fc3c8, argv=0xb791601c, argc=1, id=<optimized out>, recv=135588900, th=0x804bbb8) at vm_eval.c:49
#45 rb_call0 (recv=135588900, mid=<optimized out>, argc=1, argv=0xb791601c, scope=CALL_FCALL, self=137401900) at vm_eval.c:324
#46 0xb7df3fa8 in rb_obj_call_init (obj=135588900, argc=1, argv=0xb791601c) at eval.c:1230
#47 0xb78f1ba9 in new_qt (argc=1, argv=0xb791601c, klass=137401900) at /home/panic/projects/qtbindings/ext/ruby/qtruby/src/qtruby.cpp:1363
#48 0xb7f280dd in call_cfunc_m1 (func=0xb78f1abd <new_qt(int, VALUE*, VALUE)>, recv=137401900, argc=1, argv=0xb791601c) at vm_insnhelper.c:1294
#49 0xb7f2b89a in vm_call_cfunc_with_frame (th=0x804bbb8, reg_cfp=0xb7995fb8, ci=0x821ca04) at vm_insnhelper.c:1438
#50 0xb7f3b436 in vm_call_cfunc (ci=0x821ca04, reg_cfp=0xb7995fb8, th=0x804bbb8) at vm_insnhelper.c:1528
#51 vm_call_method (th=0x804bbb8, cfp=0xb7995fb8, ci=0x821ca04) at vm_insnhelper.c:1702
---Type <return> to continue, or q <return> to quit---
#52 0xb7f2f221 in vm_exec_core (th=0x804bbb8, initial=<optimized out>) at insns.def:1002
#53 0xb7f362a2 in vm_exec (th=0x804bbb8) at vm.c:1175
#54 0xb7f3d15d in rb_iseq_eval_main (iseqval=135570420) at vm.c:1423
#55 0xb7df06ca in ruby_exec_internal (n=0x814a3f4) at eval.c:250
#56 0xb7df1ac5 in ruby_exec_node (n=0x814a3f4) at eval.c:315
#57 0xb7df3b75 in ruby_run_node (n=0x814a3f4) at eval.c:307
#58 0x080487f8 in main (argc=2, argv=0xbfffea84) at main.c:36