(gdb) catch throw
Catchpoint 1 (throw)
(gdb) run /home/mardy/test.qml
Starting program: /usr/bin/qmlscene /home/mardy/test.qml
process 23501 is executing new program: /usr/lib/i386-linux-gnu/qt5/bin/qmlscene
[Thread debugging using libthread_db enabled]
Using host libthread_db library "/lib/i386-linux-gnu/libthread_db.so.1".
[New Thread 0xb3487b40 (LWP 23528)]
[New Thread 0xb2c86b40 (LWP 23530)]
[1423142372.441069] (II) SharedLibrary: Loading libmirplatform5driver.so
qtmir.mir: MirServer created
[New Thread 0xb20ffb40 (LWP 23531)]
[1423142372.556029] (II) Server: Starting
[New Thread 0xb16ffb40 (LWP 23532)]
*** Error in `/usr/lib/i386-linux-gnu/qt5/bin/qmlscene': double free or corruption (fasttop): 0xb1705650 ***
Program received signal SIGABRT, Aborted.
[Switching to Thread 0xb20ffb40 (LWP 23531)]
0xb7fdd424 in ?? ()
(gdb) bt
#0 0xb7fdd424 in ?? ()
#1 0xb638bb0a in malloc_printerr (action=<optimized out>, str=0xb647da60 "double free or corruption (fasttop)", ptr=0xb1705650) at malloc.c:4996
#2 0xb638c765 in _int_free (av=0xb1700010, p=<optimized out>, have_lock=0) at malloc.c:3840
#3 0xb35b2845 in ?? () from /usr/lib/i386-linux-gnu/libgbm.so.1
#4 0xb35adf44 in gbm_device_destroy () from /usr/lib/i386-linux-gnu/libgbm.so.1
#5 0xb243c842 in ?? () from /usr/lib/i386-linux-gnu/mir/platform5driver/mesa/libmirplatform5driver.so
#6 0xb244f345 in ?? () from /usr/lib/i386-linux-gnu/mir/platform5driver/mesa/libmirplatform5driver.so
#7 0xb244f110 in ?? () from /usr/lib/i386-linux-gnu/mir/platform5driver/mesa/libmirplatform5driver.so
#8 0xb3c26675 in ?? () from /usr/lib/i386-linux-gnu/libmirserver.so.28
#9 0xb3c29de4 in mir::DisplayServer::DisplayServer(mir::ServerConfiguration&) () from /usr/lib/i386-linux-gnu/libmirserver.so.28
#10 0xb3c25ede in mir::run_mir(mir::ServerConfiguration&, std::function<void (mir::DisplayServer&)>, std::function<void (int)> const&) () from /usr/lib/i386-linux-gnu/libmirserver.so.28
#11 0xb3c4c14a in mir::Server::run() () from /usr/lib/i386-linux-gnu/libmirserver.so.28
#12 0xb3e82a03 in MirServerWorker::run() () from /usr/lib/i386-linux-gnu/qt5/plugins/platforms/libqpa-mirserver.so
#13 0xb3e846a8 in QtPrivate::FunctorCall<QtPrivate::IndexesList<>, QtPrivate::List<>, void, void (MirServerWorker::*)()>::call(void (MirServerWorker::*)(), MirServerWorker*, void**) () from /usr/lib/i386-linux-gnu/qt5/plugins/platforms/libqpa-mirserver.so
#14 0xb3e8460d in void QtPrivate::FunctionPointer<void (MirServerWorker::*)()>::call<QtPrivate::List<>, void>(void (MirServerWorker::*)(), MirServerWorker*, void**) () from /usr/lib/i386-linux-gnu/qt5/plugins/platforms/libqpa-mirserver.so
#15 0xb3e8410a in QtPrivate::QSlotObject<void (MirServerWorker::*)(), QtPrivate::List<>, void>::impl(int, QtPrivate::QSlotObjectBase*, QObject*, void**, bool*) () from /usr/lib/i386-linux-gnu/qt5/plugins/platforms/libqpa-mirserver.so
#16 0xb68de9c0 in QMetaCallEvent::placeMetaCall(QObject*) () from /usr/lib/i386-linux-gnu/sse2/libQt5Core.so.5
#17 0xb68e1d13 in QObject::event(QEvent*) () from /usr/lib/i386-linux-gnu/sse2/libQt5Core.so.5
#18 0xb68af1ec in QCoreApplicationPrivate::notify_helper(QObject*, QEvent*) () from /usr/lib/i386-linux-gnu/sse2/libQt5Core.so.5
#19 0xb68af385 in QCoreApplication::notifyInternal(QObject*, QEvent*) () from /usr/lib/i386-linux-gnu/sse2/libQt5Core.so.5
#20 0xb68b1604 in QCoreApplicationPrivate::sendPostedEvents(QObject*, int, QThreadData*) () from /usr/lib/i386-linux-gnu/sse2/libQt5Core.so.5
#21 0xb68b1d17 in QCoreApplication::sendPostedEvents(QObject*, int) () from /usr/lib/i386-linux-gnu/sse2/libQt5Core.so.5
#22 0xb690a753 in ?? () from /usr/lib/i386-linux-gnu/sse2/libQt5Core.so.5
#23 0xb5f60fc4 in g_main_context_dispatch () from /lib/i386-linux-gnu/libglib-2.0.so.0
#24 0xb5f612e9 in ?? () from /lib/i386-linux-gnu/libglib-2.0.so.0
#25 0xb5f613b6 in g_main_context_iteration () from /lib/i386-linux-gnu/libglib-2.0.so.0
#26 0xb690ab64 in QEventDispatcherGlib::processEvents(QFlags<QEventLoop::ProcessEventsFlag>) () from /usr/lib/i386-linux-gnu/sse2/libQt5Core.so.5
#27 0xb68ac523 in QEventLoop::processEvents(QFlags<QEventLoop::ProcessEventsFlag>) () from /usr/lib/i386-linux-gnu/sse2/libQt5Core.so.5
#28 0xb68ac96a in QEventLoop::exec(QFlags<QEventLoop::ProcessEventsFlag>) () from /usr/lib/i386-linux-gnu/sse2/libQt5Core.so.5
#29 0xb6680b7d in QThread::exec() () from /usr/lib/i386-linux-gnu/sse2/libQt5Core.so.5
#30 0xb6680c58 in QThread::run() () from /usr/lib/i386-linux-gnu/sse2/libQt5Core.so.5
#31 0xb668602b in ?? () from /usr/lib/i386-linux-gnu/sse2/libQt5Core.so.5
#32 0xb60a6f16 in start_thread (arg=0xb20ffb40) at pthread_create.c:309
#33 0xb6403b0e in clone () at ../sysdeps/unix/sysv/linux/i386/clone.S:129
(gdb)