virtualbox-ose segfaults on 10.0

[Joe Maloney]

I cannot get the qt4 interface to start in FreeBSD 10.  VboxManage seems
to work fine.  This was just tested with the latest port a few hours ago
after Makefile change 336267 Virtualbox 4.2.20.  Below is a backtrace.

Joe Maloney

[jmaloney at jm-desk-pc] ~% sudo gdb /usr/local/lib/virtualbox/VirtualBox
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This GDB was configured as "amd64-marcel-freebsd"...
(gdb) run
Starting program: /usr/local/lib/virtualbox/VirtualBox 
[New LWP 101456]
[New Thread 801c06400 (LWP 101456/VirtualBox)]
Type Manifest File: /root/.VirtualBox/xpti.dat
nsNativeComponentLoader: autoregistering begins.
nsNativeComponentLoader: autoregistering succeeded
nNCL: registering deferred (0)
[New Thread 801c11400 (LWP 100154/VirtualBox)]
[New Thread 801c0b400 (LWP 101680/VirtualBox)]

Program received signal SIGSEGV, Segmentation fault.
[Switching to Thread 801c06400 (LWP 101456/VirtualBox)]
0x0000000000000000 in ?? ()
(gdb) backtrace
#0  0x0000000000000000 in ?? ()
#1  0x0000000800afc072 in __dynamic_cast (src_ptr=0x7fffffffc7d0,
src_type=0x8080087c0, dst_type=0x808d1cea0, src2dst=0)
    at ../../.././../gcc-4.6.4/libstdc++-v3/libsupc++/dyncast.cc:61
#2  0x000000081142e759 in QtCurve::Style::eventFilter ()
from /usr/local/lib/qt4/plugins/styles/qtcurve.so
#3  0x0000000807c987cd in
QCoreApplicationPrivate::sendThroughObjectEventFilters ()
from /usr/local/lib/qt4/libQtCore.so.4
#4  0x000000080822750a in QApplicationPrivate::notify_helper ()
from /usr/local/lib/qt4/libQtGui.so.4
#5  0x000000080822a1f8 in QApplication::notify ()
from /usr/local/lib/qt4/libQtGui.so.4
#6  0x0000000807c984e5 in QCoreApplication::notifyInternal ()
from /usr/local/lib/qt4/libQtCore.so.4
#7  0x0000000808266ec8 in QWidgetPrivate::propagatePaletteChange ()
from /usr/local/lib/qt4/libQtGui.so.4
#8  0x000000080826baa1 in QWidget::setBackgroundRole ()
from /usr/local/lib/qt4/libQtGui.so.4
#9  0x000000081142a33f in QtCurve::Style::polish ()
from /usr/local/lib/qt4/plugins/styles/qtcurve.so
#10 0x0000000808273e21 in QWidget::event ()
from /usr/local/lib/qt4/libQtGui.so.4
#11 0x000000080864567f in QMenuBar::event ()
from /usr/local/lib/qt4/libQtGui.so.4
#12 0x000000080822751b in QApplicationPrivate::notify_helper ()
from /usr/local/lib/qt4/libQtGui.so.4
#13 0x000000080822a1f8 in QApplication::notify ()
from /usr/local/lib/qt4/libQtGui.so.4
#14 0x0000000807c984e5 in QCoreApplication::notifyInternal ()
from /usr/local/lib/qt4/libQtCore.so.4
#15 0x000000080826965e in QWidget::ensurePolished ()
from /usr/local/lib/qt4/libQtGui.so.4
#16 0x000000080826970f in QWidget::ensurePolished ()
from /usr/local/lib/qt4/libQtGui.so.4
#17 0x000000080824f39d in QLayout::totalMinimumSize ()
from /usr/local/lib/qt4/libQtGui.so.4
#18 0x0000000808273569 in QWidget::minimumSizeHint ()
from /usr/local/lib/qt4/libQtGui.so.4
#19 0x000000080548c8cc in UISelectorWindow::loadSettings
(this=0x801ed4000)

at /usr/ports/emulators/virtualbox-ose/work/VirtualBox-4.2.20/src/VBox/Frontends/VirtualBox/src/selector/UISelectorWindow.cpp:135
#20 0x0000000805485d4e in UISelectorWindow (this=0x801ed4000,
ppSelf=0x805c98300, pParent=0x0, flags={i = -10976})

at /usr/ports/emulators/virtualbox-ose/work/VirtualBox-4.2.20/src/VBox/Frontends/VirtualBox/src/selector/UISelectorWindow.cpp:102
#21 0x00000008053d32fa in VBoxGlobal::selectorWnd (this=0x805c981e0)
from /usr/local/lib/virtualbox/VirtualBox.so
#22 0x0000000805367f84 in TrustedMain (argc=1, argv=0x7fffffffd8b8) at
qglobal.h:1510
#23 0x00000000004024cb in SUPR3HardenedMain (pszProgName=0x404d14
"VirtualBox", fFlags=1, argc=1, argv=0x7fffffffd8b8,
envp=0x7fffffffd8c8)

at /usr/ports/emulators/virtualbox-ose/work/VirtualBox-4.2.20/src/VBox/HostDrivers/Support/SUPR3HardenedMain.cpp:346
#24 0x00000000004013cf in main (argc=1, argv=0x7fffffffd8b8,
envp=0x7fffffffd8c8)

at /usr/ports/emulators/virtualbox-ose/work/VirtualBox-4.2.20/src/VBox/Frontends/VirtualBox/src/hardenedmain.cpp:32