.
Thread 14 (Thread 0x7f67be69b700 (LWP 4622)):
#0  pthread_cond_timedwait@@GLIBC_2.3.2 () at ../sysdeps/unix/sysv/linux/x86_64/pthread_cond_timedwait.S:225
No locals.
#1  0x00007f67f1fb0384 in QWaitCondition::wait(QMutex*, unsigned long) () from /usr/lib/x86_64-linux-gnu/libQtCore.so.4
No symbol table info available.
#2  0x00007f67f36b4674 in ?? () from /usr/lib/virtualbox/VirtualBox.so
No symbol table info available.
#3  0x00007f67f36b4850 in ?? () from /usr/lib/virtualbox/VirtualBox.so
No symbol table info available.
#4  0x00007f67f1fafe3c in ?? () from /usr/lib/x86_64-linux-gnu/libQtCore.so.4
No symbol table info available.
#5  0x00007f67fd4ac6fa in start_thread (arg=0x7f67be69b700) at pthread_create.c:333
        __res = <optimized out>
        pd = 0x7f67be69b700
        now = <optimized out>
        unwind_buf = {cancel_jmp_buf = {{jmp_buf = {140083552958208, 3475502148651630751, 0, 140737379097455, 140083552958912, 34078360, -3534188704740622177, -3534045464590106465}, mask_was_saved = 0}}, priv = {pad = {0x0, 0x0, 0x0, 0x0}, data = {prev = 0x0, cleanup = 0x0, canceltype = 0}}}
        not_first_call = <optimized out>
        pagesize_m1 = <optimized out>
        sp = <optimized out>
        freesize = <optimized out>
        __PRETTY_FUNCTION__ = "start_thread"
#6  0x00007f67fcfd42dd in clone () at ../sysdeps/unix/sysv/linux/x86_64/clone.S:109
No locals.
.
Thread 13 (Thread 0x7f67eb464700 (LWP 4616)):
#0  0x00007f67fcfc85ad in poll () at ../sysdeps/unix/syscall-template.S:84
No locals.
#1  0x00007f67f24e4d6e in ?? () from /usr/lib/virtualbox/VBoxXPCOM.so
No symbol table info available.
#2  0x00007f67f24e6b0e in VBoxNsprPR_Poll () from /usr/lib/virtualbox/VBoxXPCOM.so
No symbol table info available.
#3  0x00007f67d54346bc in ?? () from /usr/lib/virtualbox/components/VBoxXPCOMIPCC.so
No symbol table info available.
#4  0x00007f67f24e8a8c in ?? () from /usr/lib/virtualbox/VBoxXPCOM.so
No symbol table info available.
#5  0x00007f67fcb74b7c in ?? () from /usr/lib/virtualbox/VBoxRT.so
No symbol table info available.
#6  0x00007f67fcbf4d6b in ?? () from /usr/lib/virtualbox/VBoxRT.so
No symbol table info available.
#7  0x00007f67fd4ac6fa in start_thread (arg=0x7f67eb464700) at pthread_create.c:333
        __res = <optimized out>
        pd = 0x7f67eb464700
        now = <optimized out>
        unwind_buf = {cancel_jmp_buf = {{jmp_buf = {140084305610496, 3475502148651630751, 0, 140737379069023, 140084305611200, 140084423592393, -3534023584186056545, -3534045464590106465}, mask_was_saved = 0}}, priv = {pad = {0x0, 0x0, 0x0, 0x0}, data = {prev = 0x0, cleanup = 0x0, canceltype = 0}}}
        not_first_call = <optimized out>
        pagesize_m1 = <optimized out>
        sp = <optimized out>
        freesize = <optimized out>
        __PRETTY_FUNCTION__ = "start_thread"
#8  0x00007f67fcfd42dd in clone () at ../sysdeps/unix/sysv/linux/x86_64/clone.S:109
No locals.
.
Thread 12 (Thread 0x7f67bee9c700 (LWP 4621)):
#0  pthread_cond_timedwait@@GLIBC_2.3.2 () at ../sysdeps/unix/sysv/linux/x86_64/pthread_cond_timedwait.S:225
No locals.
#1  0x00007f67f1fb0384 in QWaitCondition::wait(QMutex*, unsigned long) () from /usr/lib/x86_64-linux-gnu/libQtCore.so.4
No symbol table info available.
#2  0x00007f67f36b4674 in ?? () from /usr/lib/virtualbox/VirtualBox.so
No symbol table info available.
#3  0x00007f67f36b4850 in ?? () from /usr/lib/virtualbox/VirtualBox.so
No symbol table info available.
#4  0x00007f67f1fafe3c in ?? () from /usr/lib/x86_64-linux-gnu/libQtCore.so.4
No symbol table info available.
#5  0x00007f67fd4ac6fa in start_thread (arg=0x7f67bee9c700) at pthread_create.c:333
        __res = <optimized out>
        pd = 0x7f67bee9c700
        now = <optimized out>
        unwind_buf = {cancel_jmp_buf = {{jmp_buf = {140083561350912, 3475502148651630751, 0, 140737379097455, 140083561351616, 34076360, -3534187604692123489, -3534045464590106465}, mask_was_saved = 0}}, priv = {pad = {0x0, 0x0, 0x0, 0x0}, data = {prev = 0x0, cleanup = 0x0, canceltype = 0}}}
        not_first_call = <optimized out>
        pagesize_m1 = <optimized out>
        sp = <optimized out>
        freesize = <optimized out>
        __PRETTY_FUNCTION__ = "start_thread"
#6  0x00007f67fcfd42dd in clone () at ../sysdeps/unix/sysv/linux/x86_64/clone.S:109
No locals.
.
Thread 11 (Thread 0x7f67d4034700 (LWP 4620)):
#0  pthread_cond_wait@@GLIBC_2.3.2 () at ../sysdeps/unix/sysv/linux/x86_64/pthread_cond_wait.S:185
No locals.
#1  0x00007f67f24e7c99 in VBoxNsprPR_WaitCondVar () from /usr/lib/virtualbox/VBoxXPCOM.so
No symbol table info available.
#2  0x00007f67f24e7f29 in VBoxNsprPR_Wait () from /usr/lib/virtualbox/VBoxXPCOM.so
No symbol table info available.
#3  0x00007f67d5431acf in ?? () from /usr/lib/virtualbox/components/VBoxXPCOMIPCC.so
No symbol table info available.
#4  0x00007f67f24bca51 in ?? () from /usr/lib/virtualbox/VBoxXPCOM.so
No symbol table info available.
#5  0x00007f67f24e8a8c in ?? () from /usr/lib/virtualbox/VBoxXPCOM.so
No symbol table info available.
#6  0x00007f67fcb74b7c in ?? () from /usr/lib/virtualbox/VBoxRT.so
No symbol table info available.
#7  0x00007f67fcbf4d6b in ?? () from /usr/lib/virtualbox/VBoxRT.so
No symbol table info available.
#8  0x00007f67fd4ac6fa in start_thread (arg=0x7f67d4034700) at pthread_create.c:333
        __res = <optimized out>
        pd = 0x7f67d4034700
        now = <optimized out>
        unwind_buf = {cancel_jmp_buf = {{jmp_buf = {140083915343616, 3475502148651630751, 0, 140737379095695, 140083915344320, 140084423592393, -3533954838939516769, -3534045464590106465}, mask_was_saved = 0}}, priv = {pad = {0x0, 0x0, 0x0, 0x0}, data = {prev = 0x0, cleanup = 0x0, canceltype = 0}}}
        not_first_call = <optimized out>
        pagesize_m1 = <optimized out>
        sp = <optimized out>
        freesize = <optimized out>
        __PRETTY_FUNCTION__ = "start_thread"
#9  0x00007f67fcfd42dd in clone () at ../sysdeps/unix/sysv/linux/x86_64/clone.S:109
No locals.
.
Thread 10 (Thread 0x7f67bde9a700 (LWP 4623)):
#0  pthread_cond_timedwait@@GLIBC_2.3.2 () at ../sysdeps/unix/sysv/linux/x86_64/pthread_cond_timedwait.S:225
No locals.
#1  0x00007f67f1fb0384 in QWaitCondition::wait(QMutex*, unsigned long) () from /usr/lib/x86_64-linux-gnu/libQtCore.so.4
No symbol table info available.
#2  0x00007f67f36b4674 in ?? () from /usr/lib/virtualbox/VirtualBox.so
No symbol table info available.
#3  0x00007f67f36b4850 in ?? () from /usr/lib/virtualbox/VirtualBox.so
No symbol table info available.
#4  0x00007f67f1fafe3c in ?? () from /usr/lib/x86_64-linux-gnu/libQtCore.so.4
No symbol table info available.
#5  0x00007f67fd4ac6fa in start_thread (arg=0x7f67bde9a700) at pthread_create.c:333
        __res = <optimized out>
        pd = 0x7f67bde9a700
        now = <optimized out>
        unwind_buf = {cancel_jmp_buf = {{jmp_buf = {140083544565504, 3475502148651630751, 0, 140737379097455, 140083544566208, 34080424, -3534185404595126113, -3534045464590106465}, mask_was_saved = 0}}, priv = {pad = {0x0, 0x0, 0x0, 0x0}, data = {prev = 0x0, cleanup = 0x0, canceltype = 0}}}
        not_first_call = <optimized out>
        pagesize_m1 = <optimized out>
        sp = <optimized out>
        freesize = <optimized out>
        __PRETTY_FUNCTION__ = "start_thread"
#6  0x00007f67fcfd42dd in clone () at ../sysdeps/unix/sysv/linux/x86_64/clone.S:109
No locals.
.
Thread 9 (Thread 0x7f67c410c700 (LWP 4619)):
#0  pthread_cond_timedwait@@GLIBC_2.3.2 () at ../sysdeps/unix/sysv/linux/x86_64/pthread_cond_timedwait.S:225
No locals.
#1  0x00007f67fcbf7bd5 in RTSemEventWait () from /usr/lib/virtualbox/VBoxRT.so
No symbol table info available.
#2  0x00007f67fcbc4d00 in ?? () from /usr/lib/virtualbox/VBoxRT.so
No symbol table info available.
#3  0x00007f67fcb74b7c in ?? () from /usr/lib/virtualbox/VBoxRT.so
No symbol table info available.
#4  0x00007f67fcbf4d6b in ?? () from /usr/lib/virtualbox/VBoxRT.so
No symbol table info available.
#5  0x00007f67fd4ac6fa in start_thread (arg=0x7f67c410c700) at pthread_create.c:333
        __res = <optimized out>
        pd = 0x7f67c410c700
        now = <optimized out>
        unwind_buf = {cancel_jmp_buf = {{jmp_buf = {140083647792896, 3475502148651630751, 0, 140084184004367, 140083647793600, 140084598557744, -3533919521423441761, -3534045464590106465}, mask_was_saved = 0}}, priv = {pad = {0x0, 0x0, 0x0, 0x0}, data = {prev = 0x0, cleanup = 0x0, canceltype = 0}}}
        not_first_call = <optimized out>
        pagesize_m1 = <optimized out>
        sp = <optimized out>
        freesize = <optimized out>
        __PRETTY_FUNCTION__ = "start_thread"
#6  0x00007f67fcfd42dd in clone () at ../sysdeps/unix/sysv/linux/x86_64/clone.S:109
No locals.
.
Thread 8 (Thread 0x7f67d6644700 (LWP 4613)):
#0  syscall () at ../sysdeps/unix/sysv/linux/x86_64/syscall.S:38
No locals.
#1  0x00007f67eed9bcca in g_cond_wait_until () from /lib/x86_64-linux-gnu/libglib-2.0.so.0
No symbol table info available.
#2  0x00007f67eed2b929 in ?? () from /lib/x86_64-linux-gnu/libglib-2.0.so.0
No symbol table info available.
#3  0x00007f67eed7e4b6 in ?? () from /lib/x86_64-linux-gnu/libglib-2.0.so.0
No symbol table info available.
#4  0x00007f67eed7db45 in ?? () from /lib/x86_64-linux-gnu/libglib-2.0.so.0
No symbol table info available.
#5  0x00007f67fd4ac6fa in start_thread (arg=0x7f67d6644700) at pthread_create.c:333
        __res = <optimized out>
        pd = 0x7f67d6644700
        now = <optimized out>
        unwind_buf = {cancel_jmp_buf = {{jmp_buf = {140083955255040, 3475502148651630751, 0, 140737379096495, 140083955255744, 140084116556592, -3533960104569421665, -3534045464590106465}, mask_was_saved = 0}}, priv = {pad = {0x0, 0x0, 0x0, 0x0}, data = {prev = 0x0, cleanup = 0x0, canceltype = 0}}}
        not_first_call = <optimized out>
        pagesize_m1 = <optimized out>
        sp = <optimized out>
        freesize = <optimized out>
        __PRETTY_FUNCTION__ = "start_thread"
#6  0x00007f67fcfd42dd in clone () at ../sysdeps/unix/sysv/linux/x86_64/clone.S:109
No locals.
.
Thread 7 (Thread 0x7f67d5e43700 (LWP 4614)):
#0  syscall () at ../sysdeps/unix/sysv/linux/x86_64/syscall.S:38
No locals.
#1  0x00007f67eed9bcca in g_cond_wait_until () from /lib/x86_64-linux-gnu/libglib-2.0.so.0
No symbol table info available.
#2  0x00007f67eed2b929 in ?? () from /lib/x86_64-linux-gnu/libglib-2.0.so.0
No symbol table info available.
#3  0x00007f67eed7e4b6 in ?? () from /lib/x86_64-linux-gnu/libglib-2.0.so.0
No symbol table info available.
#4  0x00007f67eed7db45 in ?? () from /lib/x86_64-linux-gnu/libglib-2.0.so.0
No symbol table info available.
#5  0x00007f67fd4ac6fa in start_thread (arg=0x7f67d5e43700) at pthread_create.c:333
        __res = <optimized out>
        pd = 0x7f67d5e43700
        now = <optimized out>
        unwind_buf = {cancel_jmp_buf = {{jmp_buf = {140083946862336, 3475502148651630751, 0, 140737379097807, 140083946863040, 140084116556592, -3533956806571409249, -3534045464590106465}, mask_was_saved = 0}}, priv = {pad = {0x0, 0x0, 0x0, 0x0}, data = {prev = 0x0, cleanup = 0x0, canceltype = 0}}}
        not_first_call = <optimized out>
        pagesize_m1 = <optimized out>
        sp = <optimized out>
        freesize = <optimized out>
        __PRETTY_FUNCTION__ = "start_thread"
#6  0x00007f67fcfd42dd in clone () at ../sysdeps/unix/sysv/linux/x86_64/clone.S:109
No locals.
.
Thread 6 (Thread 0x7f67d415c700 (LWP 4618)):
#0  pthread_cond_timedwait@@GLIBC_2.3.2 () at ../sysdeps/unix/sysv/linux/x86_64/pthread_cond_timedwait.S:225
No locals.
#1  0x00007f67fcbf7bd5 in RTSemEventWait () from /usr/lib/virtualbox/VBoxRT.so
No symbol table info available.
#2  0x00007f67c7bf9b97 in ?? () from /usr/lib/virtualbox/components/VBoxC.so
No symbol table info available.
#3  0x00007f67fcb74b7c in ?? () from /usr/lib/virtualbox/VBoxRT.so
No symbol table info available.
#4  0x00007f67fcbf4d6b in ?? () from /usr/lib/virtualbox/VBoxRT.so
No symbol table info available.
#5  0x00007f67fd4ac6fa in start_thread (arg=0x7f67d415c700) at pthread_create.c:333
        __res = <optimized out>
        pd = 0x7f67d415c700
        now = <optimized out>
        unwind_buf = {cancel_jmp_buf = {{jmp_buf = {140083916556032, 3475502148651630751, 0, 140737379088815, 140083916556736, 140083709582176, -3533954748745203553, -3534045464590106465}, mask_was_saved = 0}}, priv = {pad = {0x0, 0x0, 0x0, 0x0}, data = {prev = 0x0, cleanup = 0x0, canceltype = 0}}}
        not_first_call = <optimized out>
        pagesize_m1 = <optimized out>
        sp = <optimized out>
        freesize = <optimized out>
        __PRETTY_FUNCTION__ = "start_thread"
#6  0x00007f67fcfd42dd in clone () at ../sysdeps/unix/sysv/linux/x86_64/clone.S:109
No locals.
.
Thread 5 (Thread 0x7f67e406c700 (LWP 4617)):
#0  pthread_cond_wait@@GLIBC_2.3.2 () at ../sysdeps/unix/sysv/linux/x86_64/pthread_cond_wait.S:185
No locals.
#1  0x00007f67f24e7c99 in VBoxNsprPR_WaitCondVar () from /usr/lib/virtualbox/VBoxXPCOM.so
No symbol table info available.
#2  0x00007f67f24e7f29 in VBoxNsprPR_Wait () from /usr/lib/virtualbox/VBoxXPCOM.so
No symbol table info available.
#3  0x00007f67d5431acf in ?? () from /usr/lib/virtualbox/components/VBoxXPCOMIPCC.so
No symbol table info available.
#4  0x00007f67f24bca51 in ?? () from /usr/lib/virtualbox/VBoxXPCOM.so
No symbol table info available.
#5  0x00007f67f24e8a8c in ?? () from /usr/lib/virtualbox/VBoxXPCOM.so
No symbol table info available.
#6  0x00007f67fcb74b7c in ?? () from /usr/lib/virtualbox/VBoxRT.so
No symbol table info available.
#7  0x00007f67fcbf4d6b in ?? () from /usr/lib/virtualbox/VBoxRT.so
No symbol table info available.
#8  0x00007f67fd4ac6fa in start_thread (arg=0x7f67e406c700) at pthread_create.c:333
        __res = <optimized out>
        pd = 0x7f67e406c700
        now = <optimized out>
        unwind_buf = {cancel_jmp_buf = {{jmp_buf = {140084184008448, 3475502148651630751, 0, 140737379070335, 140084184009152, 140084423592393, -3533990044786442081, -3534045464590106465}, mask_was_saved = 0}}, priv = {pad = {0x0, 0x0, 0x0, 0x0}, data = {prev = 0x0, cleanup = 0x0, canceltype = 0}}}
        not_first_call = <optimized out>
        pagesize_m1 = <optimized out>
        sp = <optimized out>
        freesize = <optimized out>
        __PRETTY_FUNCTION__ = "start_thread"
#9  0x00007f67fcfd42dd in clone () at ../sysdeps/unix/sysv/linux/x86_64/clone.S:109
No locals.
.
Thread 4 (Thread 0x7f67e5dc3700 (LWP 4612)):
#0  0x00007f67fcfc85ad in poll () at ../sysdeps/unix/syscall-template.S:84
No locals.
#1  0x00007f67eed5731c in ?? () from /lib/x86_64-linux-gnu/libglib-2.0.so.0
No symbol table info available.
#2  0x00007f67eed576a2 in g_main_loop_run () from /lib/x86_64-linux-gnu/libglib-2.0.so.0
No symbol table info available.
#3  0x00007f67ebc71906 in ?? () from /usr/lib/x86_64-linux-gnu/libgio-2.0.so.0
No symbol table info available.
#4  0x00007f67eed7db45 in ?? () from /lib/x86_64-linux-gnu/libglib-2.0.so.0
No symbol table info available.
#5  0x00007f67fd4ac6fa in start_thread (arg=0x7f67e5dc3700) at pthread_create.c:333
        __res = <optimized out>
        pd = 0x7f67e5dc3700
        now = <optimized out>
        unwind_buf = {cancel_jmp_buf = {{jmp_buf = {140084214773504, 3475502148651630751, 0, 140084461157311, 140084214774208, 140084116559024, -3533991509907160929, -3534045464590106465}, mask_was_saved = 0}}, priv = {pad = {0x0, 0x0, 0x0, 0x0}, data = {prev = 0x0, cleanup = 0x0, canceltype = 0}}}
        not_first_call = <optimized out>
        pagesize_m1 = <optimized out>
        sp = <optimized out>
        freesize = <optimized out>
        __PRETTY_FUNCTION__ = "start_thread"
#6  0x00007f67fcfd42dd in clone () at ../sysdeps/unix/sysv/linux/x86_64/clone.S:109
No locals.
.
Thread 3 (Thread 0x7f67f48bc700 (LWP 4610)):
#0  0x00007f67fcfc85ad in poll () at ../sysdeps/unix/syscall-template.S:84
No locals.
#1  0x00007f67eed5731c in ?? () from /lib/x86_64-linux-gnu/libglib-2.0.so.0
No symbol table info available.
#2  0x00007f67eed5742c in g_main_context_iteration () from /lib/x86_64-linux-gnu/libglib-2.0.so.0
No symbol table info available.
#3  0x00007f67e65cc28d in ?? () from /usr/lib/x86_64-linux-gnu/gio/modules/libdconfsettings.so
No symbol table info available.
#4  0x00007f67eed7db45 in ?? () from /lib/x86_64-linux-gnu/libglib-2.0.so.0
No symbol table info available.
#5  0x00007f67fd4ac6fa in start_thread (arg=0x7f67f48bc700) at pthread_create.c:333
        __res = <optimized out>
        pd = 0x7f67f48bc700
        now = <optimized out>
        unwind_buf = {cancel_jmp_buf = {{jmp_buf = {140084461160192, 3475502148651630751, 0, 140737379094543, 8388608, 26099920, -3534024035157622625, -3534045464590106465}, mask_was_saved = 0}}, priv = {pad = {0x0, 0x0, 0x0, 0x0}, data = {prev = 0x0, cleanup = 0x0, canceltype = 0}}}
        not_first_call = <optimized out>
        pagesize_m1 = <optimized out>
        sp = <optimized out>
        freesize = <optimized out>
        __PRETTY_FUNCTION__ = "start_thread"
#6  0x00007f67fcfd42dd in clone () at ../sysdeps/unix/sysv/linux/x86_64/clone.S:109
No locals.
.
Thread 2 (Thread 0x7f67e65c4700 (LWP 4611)):
#0  0x00007f67fcfc85ad in poll () at ../sysdeps/unix/syscall-template.S:84
No locals.
#1  0x00007f67eed5731c in ?? () from /lib/x86_64-linux-gnu/libglib-2.0.so.0
No symbol table info available.
#2  0x00007f67eed5742c in g_main_context_iteration () from /lib/x86_64-linux-gnu/libglib-2.0.so.0
No symbol table info available.
#3  0x00007f67eed57469 in ?? () from /lib/x86_64-linux-gnu/libglib-2.0.so.0
No symbol table info available.
#4  0x00007f67eed7db45 in ?? () from /lib/x86_64-linux-gnu/libglib-2.0.so.0
No symbol table info available.
#5  0x00007f67fd4ac6fa in start_thread (arg=0x7f67e65c4700) at pthread_create.c:333
        __res = <optimized out>
        pd = 0x7f67e65c4700
        now = <optimized out>
        unwind_buf = {cancel_jmp_buf = {{jmp_buf = {140084223166208, 3475502148651630751, 0, 140084461156959, 140084223166912, 0, -3533994807905173345, -3534045464590106465}, mask_was_saved = 0}}, priv = {pad = {0x0, 0x0, 0x0, 0x0}, data = {prev = 0x0, cleanup = 0x0, canceltype = 0}}}
        not_first_call = <optimized out>
        pagesize_m1 = <optimized out>
        sp = <optimized out>
        freesize = <optimized out>
        __PRETTY_FUNCTION__ = "start_thread"
#6  0x00007f67fcfd42dd in clone () at ../sysdeps/unix/sysv/linux/x86_64/clone.S:109
No locals.
.
Thread 1 (Thread 0x7f67fd8cb700 (LWP 4607)):
#0  0x00007f67bd4900e0 in ?? () from /usr/lib/x86_64-linux-gnu/qt4/plugins/menubar/libappmenu-qt.so
No symbol table info available.
#1  0x00007f67f20a4103 in QFactoryLoader::instance(QString const&) const () from /usr/lib/x86_64-linux-gnu/libQtCore.so.4
No symbol table info available.
#2  0x00007f67f14b1dd1 in QIcon::addFile(QString const&, QSize const&, QIcon::Mode, QIcon::State) () from /usr/lib/x86_64-linux-gnu/libQtGui.so.4
No symbol table info available.
#3  0x00007f67f14b211a in QIcon::QIcon(QString const&) () from /usr/lib/x86_64-linux-gnu/libQtGui.so.4
No symbol table info available.
#4  0x00007f67f14b6dbc in ?? () from /usr/lib/x86_64-linux-gnu/libQtGui.so.4
No symbol table info available.
#5  0x00007f67f14bab69 in ?? () from /usr/lib/x86_64-linux-gnu/libQtGui.so.4
No symbol table info available.
#6  0x00007f67f14b1929 in QIcon::pixmap(QSize const&, QIcon::Mode, QIcon::State) const () from /usr/lib/x86_64-linux-gnu/libQtGui.so.4
No symbol table info available.
#7  0x00007f67bd258111 in ?? () from /usr/lib/x86_64-linux-gnu/libdbusmenu-qt.so.2
No symbol table info available.
#8  0x00007f67bd25a67c in ?? () from /usr/lib/x86_64-linux-gnu/libdbusmenu-qt.so.2
No symbol table info available.
#9  0x00007f67bd25b423 in ?? () from /usr/lib/x86_64-linux-gnu/libdbusmenu-qt.so.2
No symbol table info available.
#10 0x00007f67bd25b93a in ?? () from /usr/lib/x86_64-linux-gnu/libdbusmenu-qt.so.2
No symbol table info available.
#11 0x00007f67bd25c39d in ?? () from /usr/lib/x86_64-linux-gnu/libdbusmenu-qt.so.2
No symbol table info available.
#12 0x00007f67bd25bf19 in ?? () from /usr/lib/x86_64-linux-gnu/libdbusmenu-qt.so.2
No symbol table info available.
#13 0x00007f67bd2554ee in ?? () from /usr/lib/x86_64-linux-gnu/libdbusmenu-qt.so.2
No symbol table info available.
#14 0x00007f67f20bfa76 in QCoreApplicationPrivate::sendThroughObjectEventFilters(QObject*, QEvent*) () from /usr/lib/x86_64-linux-gnu/libQtCore.so.4
No symbol table info available.
#15 0x00007f67f1401fbc in QApplicationPrivate::notify_helper(QObject*, QEvent*) () from /usr/lib/x86_64-linux-gnu/libQtGui.so.4
No symbol table info available.
#16 0x00007f67f1408f16 in QApplication::notify(QObject*, QEvent*) () from /usr/lib/x86_64-linux-gnu/libQtGui.so.4
No symbol table info available.
#17 0x00007f67f20bf90d in QCoreApplication::notifyInternal(QObject*, QEvent*) () from /usr/lib/x86_64-linux-gnu/libQtCore.so.4
No symbol table info available.
#18 0x00007f67f1452790 in QWidget::insertAction(QAction*, QAction*) () from /usr/lib/x86_64-linux-gnu/libQtGui.so.4
No symbol table info available.
#19 0x00007f67bd48da97 in MenuBarAdapter::addAction(QAction*, QAction*) () from /usr/lib/x86_64-linux-gnu/qt4/plugins/menubar/libappmenu-qt.so
No symbol table info available.
#20 0x00007f67f186c292 in QMenuBar::actionEvent(QActionEvent*) () from /usr/lib/x86_64-linux-gnu/libQtGui.so.4
No symbol table info available.
#21 0x00007f67f14588d0 in QWidget::event(QEvent*) () from /usr/lib/x86_64-linux-gnu/libQtGui.so.4
No symbol table info available.
#22 0x00007f67f186e20b in QMenuBar::event(QEvent*) () from /usr/lib/x86_64-linux-gnu/libQtGui.so.4
No symbol table info available.
#23 0x00007f67f1401fdc in QApplicationPrivate::notify_helper(QObject*, QEvent*) () from /usr/lib/x86_64-linux-gnu/libQtGui.so.4
No symbol table info available.
#24 0x00007f67f1408f16 in QApplication::notify(QObject*, QEvent*) () from /usr/lib/x86_64-linux-gnu/libQtGui.so.4
No symbol table info available.
#25 0x00007f67f20bf90d in QCoreApplication::notifyInternal(QObject*, QEvent*) () from /usr/lib/x86_64-linux-gnu/libQtCore.so.4
No symbol table info available.
#26 0x00007f67f1452790 in QWidget::insertAction(QAction*, QAction*) () from /usr/lib/x86_64-linux-gnu/libQtGui.so.4
No symbol table info available.
#27 0x00007f67f186966f in QMenuBar::addMenu(QMenu*) () from /usr/lib/x86_64-linux-gnu/libQtGui.so.4
No symbol table info available.
#28 0x00007f67f37502fe in ?? () from /usr/lib/virtualbox/VirtualBox.so
No symbol table info available.
#29 0x00007f67f3733f05 in ?? () from /usr/lib/virtualbox/VirtualBox.so
No symbol table info available.
#30 0x00007f67f3734000 in ?? () from /usr/lib/virtualbox/VirtualBox.so
No symbol table info available.
#31 0x00007f67f374d99f in ?? () from /usr/lib/virtualbox/VirtualBox.so
No symbol table info available.
#32 0x00007f67f37252d6 in ?? () from /usr/lib/virtualbox/VirtualBox.so
No symbol table info available.
#33 0x00007f67f3720a09 in ?? () from /usr/lib/virtualbox/VirtualBox.so
No symbol table info available.
#34 0x00007f67f3720c21 in ?? () from /usr/lib/virtualbox/VirtualBox.so
No symbol table info available.
#35 0x00007f67f3720cda in ?? () from /usr/lib/virtualbox/VirtualBox.so
No symbol table info available.
#36 0x00007f67f3720ec8 in ?? () from /usr/lib/virtualbox/VirtualBox.so
No symbol table info available.
#37 0x00007f67f37210cb in ?? () from /usr/lib/virtualbox/VirtualBox.so
No symbol table info available.
#38 0x00007f67f36c05c4 in ?? () from /usr/lib/virtualbox/VirtualBox.so
No symbol table info available.
#39 0x00007f67f3955a75 in ?? () from /usr/lib/virtualbox/VirtualBox.so
No symbol table info available.
#40 0x00007f67f20d9db1 in QObject::event(QEvent*) () from /usr/lib/x86_64-linux-gnu/libQtCore.so.4
No symbol table info available.
#41 0x00007f67f1401fdc in QApplicationPrivate::notify_helper(QObject*, QEvent*) () from /usr/lib/x86_64-linux-gnu/libQtGui.so.4
No symbol table info available.
#42 0x00007f67f1408f16 in QApplication::notify(QObject*, QEvent*) () from /usr/lib/x86_64-linux-gnu/libQtGui.so.4
No symbol table info available.
#43 0x00007f67f20bf90d in QCoreApplication::notifyInternal(QObject*, QEvent*) () from /usr/lib/x86_64-linux-gnu/libQtCore.so.4
No symbol table info available.
#44 0x00007f67f20c33c6 in QCoreApplicationPrivate::sendPostedEvents(QObject*, int, QThreadData*) () from /usr/lib/x86_64-linux-gnu/libQtCore.so.4
No symbol table info available.
#45 0x00007f67f20f013e in ?? () from /usr/lib/x86_64-linux-gnu/libQtCore.so.4
No symbol table info available.
#46 0x00007f67eed57127 in g_main_context_dispatch () from /lib/x86_64-linux-gnu/libglib-2.0.so.0
No symbol table info available.
#47 0x00007f67eed57380 in ?? () from /lib/x86_64-linux-gnu/libglib-2.0.so.0
No symbol table info available.
#48 0x00007f67eed5742c in g_main_context_iteration () from /lib/x86_64-linux-gnu/libglib-2.0.so.0
No symbol table info available.
#49 0x00007f67f20f02ae in QEventDispatcherGlib::processEvents(QFlags<QEventLoop::ProcessEventsFlag>) () from /usr/lib/x86_64-linux-gnu/libQtCore.so.4
No symbol table info available.
#50 0x00007f67f14af616 in ?? () from /usr/lib/x86_64-linux-gnu/libQtGui.so.4
No symbol table info available.
#51 0x00007f67f20be18f in QEventLoop::processEvents(QFlags<QEventLoop::ProcessEventsFlag>) () from /usr/lib/x86_64-linux-gnu/libQtCore.so.4
No symbol table info available.
#52 0x00007f67f20be4f5 in QEventLoop::exec(QFlags<QEventLoop::ProcessEventsFlag>) () from /usr/lib/x86_64-linux-gnu/libQtCore.so.4
No symbol table info available.
#53 0x00007f67f20c44b9 in QCoreApplication::exec() () from /usr/lib/x86_64-linux-gnu/libQtCore.so.4
No symbol table info available.
#54 0x00007f67f363a4fd in TrustedMain () from /usr/lib/virtualbox/VirtualBox.so
No symbol table info available.
#55 0x00007f67fceed841 in __libc_start_main (main=0x401170, argc=6, argv=0x7ffff97cec08, init=<optimized out>, fini=<optimized out>, rtld_fini=<optimized out>, stack_end=0x7ffff97cebf8) at ../csu/libc-start.c:291
        result = <optimized out>
        unwind_buf = {cancel_jmp_buf = {{jmp_buf = {0, 3475501601357873311, 4199104, 0, 0, 0, -3475507655225851745, -3534042474780639073}, mask_was_saved = 0}}, priv = {pad = {0x0, 0x0, 0x404c10, 0x7f67fd6d5880 <_dl_fini>}, data = {prev = 0x0, cleanup = 0x0, canceltype = 4213776}}}
        not_first_call = <optimized out>
#56 0x00000000004012e9 in ?? ()
No symbol table info available.