Bug 340570

I'm leaving Konqueror with some tags opened, no Web, only files views.
I use nividia beta drivers: 343

-- Backtrace:
Application: Konqueror (konqueror), signal: Segmentation fault
Using host libthread_db library "/lib/x86_64-linux-gnu/libthread_db.so.1".
[Current thread is 1 (Thread 0x7f620398d7c0 (LWP 3111))]

Thread 3 (Thread 0x7f61e37bb700 (LWP 3143)):
#0  pthread_cond_timedwait@@GLIBC_2.3.2 () at ../nptl/sysdeps/unix/sysv/linux/x86_64/pthread_cond_timedwait.S:238
#1  0x00007f61e9059e84 in ?? () from /usr/lib/nvidia-343/libGL.so.1
#2  0x00007f61e64020e2 in ?? () from /usr/lib/nvidia-343/libnvidia-glcore.so.343.22
#3  0x00007f61e9059d94 in ?? () from /usr/lib/nvidia-343/libGL.so.1
#4  0x00007f61fc5fe182 in start_thread (arg=0x7f61e37bb700) at pthread_create.c:312
#5  0x00007f6203201fbd in clone () at ../sysdeps/unix/sysv/linux/x86_64/clone.S:111

Thread 2 (Thread 0x7f61e2141700 (LWP 3145)):
#0  0x00007f61fc11ef91 in ?? () from /lib/x86_64-linux-gnu/libglib-2.0.so.0
#1  0x00007f61fc11f0ec in g_main_context_iteration () from /lib/x86_64-linux-gnu/libglib-2.0.so.0
#2  0x00007f61ffe497be in QEventDispatcherGlib::processEvents (this=0x7f61d80008c0, flags=...) at kernel/qeventdispatcher_glib.cpp:436
#3  0x00007f61ffe1b0af in QEventLoop::processEvents (this=this@entry=0x7f61e2140de0, flags=...) at kernel/qeventloop.cpp:149
#4  0x00007f61ffe1b3a5 in QEventLoop::exec (this=this@entry=0x7f61e2140de0, flags=...) at kernel/qeventloop.cpp:204
#5  0x00007f61ffd17c5f in QThread::exec (this=this@entry=0x2a58fc0) at thread/qthread.cpp:537
#6  0x00007f61ffdfc823 in QInotifyFileSystemWatcherEngine::run (this=0x2a58fc0) at io/qfilesystemwatcher_inotify.cpp:265
#7  0x00007f61ffd1a32f in QThreadPrivate::start (arg=0x2a58fc0) at thread/qthread_unix.cpp:349
#8  0x00007f61fc5fe182 in start_thread (arg=0x7f61e2141700) at pthread_create.c:312
#9  0x00007f6203201fbd in clone () at ../sysdeps/unix/sysv/linux/x86_64/clone.S:111

Thread 1 (Thread 0x7f620398d7c0 (LWP 3111)):
[KCrash Handler]
#6  __GI___pthread_mutex_lock (mutex=0x233a400) at ../nptl/pthread_mutex_lock.c:66
#7  0x00007f620228c2c7 in XrmDestroyDatabase (db=0x23371e0) at ../../src/Xrm.c:2653
#8  0x00007f62022747b3 in _XFreeDisplayStructure (dpy=dpy@entry=0x2335360) at ../../src/OpenDis.c:618
#9  0x00007f62022624ef in XCloseDisplay (dpy=0x2335360) at ../../src/ClDisplay.c:72
#10 0x00007f6200878d6e in qt_cleanup () at kernel/qapplication_x11.cpp:2775
#11 0x00007f620080fd66 in QApplication::~QApplication (this=0x7fff8a083db0, __in_chrg=<optimized out>) at kernel/qapplication.cpp:1195
#12 0x00007f620357ef1e in ~KonquerorApplication (this=0x7fff8a083db0, __in_chrg=<optimized out>) at ../../../konqueror/src/konqapplication.h:28
#13 kdemain (argc=<optimized out>, argv=<optimized out>) at ../../../konqueror/src/konqmain.cpp:118
#14 0x00007f6203128ec5 in __libc_start_main (main=0x4006d0 <main(int, char**)>, argc=3, argv=0x7fff8a083f58, init=<optimized out>, fini=<optimized out>, rtld_fini=<optimized out>, stack_end=0x7fff8a083f48) at libc-start.c:287
#15 0x00000000004006fe in _start ()

Reproducible: Always

Steps to Reproduce:
1. Leave Konqueror

Actual Results:  
Crash.

Expected Results:  
Quit without crash.