Bug 989055

Description of problem:
The crash occurs just after running qtdesigner. The same problem occurs when try to run qtcreator and try to
run 'make xconfig' in a clean vanilla kernel source tree. Make xconfig try to build and run a kernel configuration gui qt-based. 
[ 1515.496510] qtcreator[21804]: segfault at 30 ip 00000039afc09a70 sp 00007fff4728a1e8 error 4 in libpthread-2.17.so[39afc00000+16000]
[ 1711.237624] qconf[22505]: segfault at 30 ip 00000039afc09a70 sp 00007fffb028fc58 error 4 in libpthread-2.17.so[39afc00000+16000]
[ 2016.079557] designer-qt4[23614]: segfault at 7f00534c4f53 ip 00000039afc09a70 sp 00007fffb4df19e8 error 4 in libpthread-2.17.so[39afc00000+16000]

Version-Release number of selected component:
qt-devel-4.8.4-19.fc19

Additional info:
reporter:       libreport-2.1.5
backtrace_rating: 4
cmdline:        designer-qt4
crash_function: __pthread_mutex_lock
executable:     /usr/bin/designer-qt4
kernel:         3.9.11
runlevel:       N 5
uid:            1000
xsession_errors: 

Truncated backtrace:
Thread no. 1 (10 frames)
 #0 __pthread_mutex_lock at pthread_mutex_lock.c:50
 #1 XrmQGetResource at Xrm.c:2549
 #2 XGetDefault at GetDflt.c:231
 #3 _XcursorGetDisplayInfo at display.c:151
 #4 XcursorGetDefaultSize at display.c:324
 #5 XcursorLibraryLoadCursor at library.c:320
 #6 QCursorData::update at kernel/qcursor_x11.cpp:294
 #7 QCursor::handle at kernel/qcursor_x11.cpp:148
 #8 qt_x11_enforce_cursor at kernel/qwidget_x11.cpp:333
 #10 QWidgetPrivate::create_sys at kernel/qwidget_x11.cpp:890