.
Thread 5 (Thread 0xb18ffb40 (LWP 1779)):
#0  0xb779d424 in __kernel_vsyscall ()
No symbol table info available.
#1  0xb7509380 in __GI___poll (fds=0xb0f068a8, nfds=5, timeout=-1) at ../sysdeps/unix/sysv/linux/poll.c:87
        resultvar = <optimized out>
        oldtype = -516
        result = <optimized out>
#2  0xb7188b6b in msort_with_tmp (p=0xffffffff, b=0xb75255f4, n=2979043704) at /build/buildd/glib2.0-2.32.0/./glib/gqsort.c:93
        b1 = 0xb75255f4 "\203\304\030[\303\215\264&"
        b2 = 0xb1909908 "x\231\220\261"
        n1 = 2968545448
        n2 = 2968545448
        tmp = 0x5 <Address 0x5 out of bounds>
        s = 3072510864
        cmp = 0xb0f068a8
        arg = 0x5
#3  0xffffffff in ?? ()
No symbol table info available.
#4  0xb1909978 in ?? ()
No symbol table info available.
Backtrace stopped: previous frame inner to this frame (corrupt stack?)
.
Thread 4 (Thread 0xb2210b40 (LWP 1771)):
#0  0xb779d424 in __kernel_vsyscall ()
No symbol table info available.
#1  0xb7509380 in __GI___poll (fds=0xb1900c78, nfds=1, timeout=-1) at ../sysdeps/unix/sysv/linux/poll.c:87
        resultvar = <optimized out>
        oldtype = -516
        result = <optimized out>
#2  0xb7188b6b in msort_with_tmp (p=0xffffffff, b=0xb75255f4, n=157816688) at /build/buildd/glib2.0-2.32.0/./glib/gqsort.c:93
        b1 = 0xb75255f4 "\203\304\030[\303\215\264&"
        b2 = 0x9681700 "p\027h\t"
        n1 = 2979007608
        n2 = 2979007608
        tmp = 0x1 <Address 0x1 out of bounds>
        s = 3072510864
        cmp = 0xb1900c78
        arg = 0x1
#3  0xffffffff in ?? ()
No symbol table info available.
#4  0x09681770 in ?? ()
No symbol table info available.
Backtrace stopped: previous frame inner to this frame (corrupt stack?)
.
Thread 3 (Thread 0xa3a37b40 (LWP 29498)):
#0  0xb779d424 in __kernel_vsyscall ()
No symbol table info available.
#1  0xb741cd13 in pthread_cond_timedwait@@GLIBC_2.3.2 () at ../nptl/sysdeps/unix/sysv/linux/i386/i686/../i486/pthread_cond_timedwait.S:236
No locals.
#2  0xb7525434 in __pthread_cond_timedwait (cond=0x9c39848, mutex=0x9c39828, abstime=0xa3a371d8) at forward.c:152
        __p = <optimized out>
#3  0xb71babf0 in g_system_thread_new (thread_func=0x95134d15, stack_size=<optimized out>, error=0x1a7c) at /build/buildd/glib2.0-2.32.0/./glib/gthread-posix.c:1118
        error = <optimized out>
        thread = 0x9c39828
        attr = {__size = "\025M\023\225\001\000\000\000(\230\303\t(r\243\243\030r\243\243\364\277\"\267\370\227\303\t\001\000\000\000\001\000\000", __align = -1793897195}
        ret = -1793897195
        __PRETTY_FUNCTION__ = "g_system_thread_new"
#4  0xb714e91e in g_async_queue_timeout_pop_unlocked (queue=0x9b5b520, timeout=94657201640) at /build/buildd/glib2.0-2.32.0/./glib/gasyncqueue.c:569
No locals.
#5  0x942e6b55 in ?? ()
No symbol table info available.
Backtrace stopped: Not enough registers or memory available to unwind further
.
Thread 2 (Thread 0xb700ab40 (LWP 1731)):
#0  0xb779d424 in __kernel_vsyscall ()
No symbol table info available.
#1  0xb7509380 in __GI___poll (fds=0xb6700478, nfds=1, timeout=-1) at ../sysdeps/unix/sysv/linux/poll.c:87
        resultvar = <optimized out>
        oldtype = -516
        result = <optimized out>
#2  0xb7188b6b in msort_with_tmp (p=0xffffffff, b=0xb75255f4, n=154154640) at /build/buildd/glib2.0-2.32.0/./glib/gqsort.c:93
        b1 = 0xb75255f4 "\203\304\030[\303\215\264&"
        b2 = 0x9303620 "\220\066\060\t"
        n1 = 3060794488
        n2 = 3060794488
        tmp = 0x1 <Address 0x1 out of bounds>
        s = 3072510180
        cmp = 0xb6700478
        arg = 0x1
#3  0xffffffff in ?? ()
No symbol table info available.
#4  0x09303690 in ?? ()
No symbol table info available.
Backtrace stopped: previous frame inner to this frame (corrupt stack?)
.
Thread 1 (Thread 0xb700c980 (LWP 1730)):
#0  0xb71b1266 in g_variant_ref_sink (value=0xfffffff9) at /build/buildd/glib2.0-2.32.0/./glib/gvariant-core.c:700
        __PRETTY_FUNCTION__ = "g_variant_ref_sink"
#1  0xb46c4dd3 in unity::launcher::SoftwareCenterLauncherIcon::OnPropertyChanged (this=0xb367800, params=0xb0f334a8) at /build/buildd/unity-5.8.0/plugins/unityshell/src/SoftwareCenterLauncherIcon.cpp:69
        property_value = 0x9bfc634
        progress = -1217597452
        property_name = {<boost::noncopyable_::noncopyable> = {<No data fields>}, string_ = 0xa419a88 "Status"}
#2  0xb46c55bd in operator() (this=0xa3af694, _A_a1=<optimized out>) at /usr/include/sigc++-2.0/sigc++/functors/mem_fun.h:1851
No locals.
#3  operator()<_GVariant* const&> (this=0xa3af690, _A_arg1=<optimized out>) at /usr/include/sigc++-2.0/sigc++/adaptors/adaptor_trait.h:84
No locals.
#4  sigc::internal::slot_call1<sigc::bound_mem_functor1<void, unity::launcher::SoftwareCenterLauncherIcon, _GVariant*>, void, _GVariant*>::call_it (rep=0xa3af678, a_1=@0xbfd1b460) at /usr/include/sigc++-2.0/sigc++/functors/slot.h:137
        typed_rep = 0xa3af678
#5  0xb3c04e07 in operator() (_A_a1=<optimized out>, this=<optimized out>) at /usr/include/sigc++-2.0/sigc++/functors/slot.h:515
No locals.
#6  operator() (_A_a1=<optimized out>, this=<optimized out>) at /build/buildd/unity-5.8.0/UnityCore/GLibDBusProxy.cpp:226
No locals.
#7  unity::glib::DBusProxy::Impl::OnProxySignal (this=0xa48c060, proxy=0x9681d20, sender_name=0xa972c70 ":1.85", signal_name=0xa2e0360 "\020", parameters=0xb0f334a8) at /build/buildd/unity-5.8.0/UnityCore/GLibDBusProxy.cpp:237
        callback = {<sigc::slot1<void, _GVariant*>> = {<sigc::slot_base> = {<sigc::functor_base> = {<No data fields>}, rep_ = 0xa3af678, blocked_ = false}, <No data fields>}, <No data fields>}
#8  0xb3c0556c in operator() (_A_a3=@0xbfd1b4b8, this=0xaec92bc, _A_a2=@0xbfd1b4b4, _A_a1=<optimized out>, _A_a4=<optimized out>) at /usr/include/sigc++-2.0/sigc++/functors/mem_fun.h:2055
No locals.
#9  operator()<_GDBusProxy* const&, char* const&, char* const&, _GVariant* const&> (_A_arg3=@0xbfd1b4b8, _A_arg2=@0xbfd1b4b4, this=0xaec92b8, _A_arg1=<optimized out>, _A_arg4=<optimized out>) at /usr/include/sigc++-2.0/sigc++/adaptors/adaptor_trait.h:144
No locals.
#10 sigc::internal::slot_call4<sigc::bound_mem_functor4<void, unity::glib::DBusProxy::Impl, _GDBusProxy*, char*, char*, _GVariant*>, void, _GDBusProxy*, char*, char*, _GVariant*>::call_it (rep=0xaec92a0, a_1=@0xbfd1b4b0, a_2=@0xbfd1b4b4, a_3=@0xbfd1b4b8, a_4=@0xbfd1b4bc) at /usr/include/sigc++-2.0/sigc++/functors/slot.h:251
        typed_rep = 0xaec92a0
#11 0xb3c054b0 in operator() (_A_a4=@0xbfd1b4bc, _A_a3=@0xbfd1b4b8, _A_a2=@0xbfd1b4b4, _A_a1=@0xbfd1b4b0, this=0xa48c09c) at /usr/include/sigc++-2.0/sigc++/functors/slot.h:758
No locals.
#12 unity::glib::Signal3<void, _GDBusProxy*, char*, char*, _GVariant*>::Callback (object=0x9681d20, data1=0xa972c70 ":1.85", data2=0xa9731d0 "PropertyChanged", data3=0xb0f334a8, self=0xa48c08c) at /build/buildd/unity-5.8.0/UnityCore/GLibSignal-inl.h:120
No locals.
#13 0xb701235a in ffi_call_SYSV () at ../src/x86/sysv.S:64
No locals.
#14 0xb701208f in ffi_call (cif=0xbfd1b60c, fn=0xb3c05470 <unity::glib::Signal3<void, _GDBusProxy*, char*, char*, _GVariant*>::Callback(_GDBusProxy*, char*, char*, _GVariant*, unity::glib::Signal3<void, _GDBusProxy*, char*, char*, _GVariant*>*)>, rvalue=0xbfd1b590, avalue=0xbfd1b530) at ../src/x86/ffi.c:303
        ecif = {cif = 0xbfd1b60c, rvalue = 0xbfd1b590, avalue = 0xbfd1b530}
#15 0xb7083f34 in value_to_ffi_type (gvalue=0xbfd1b608, value=0xbfd1b648, enum_tmpval=0xbfd1b5f8, tmpval_used=0xa75bcb8) at /build/buildd/glib2.0-2.32.0/./gobject/gclosure.c:1182
        rettype = <optimized out>
        type = 4294967289
        __PRETTY_FUNCTION__ = "value_to_ffi_type"
#16 0xb614fff4 in ?? () from /tmp/tmpWCIeR4/usr/lib/compiz/libopengl.so
No symbol table info available.
Backtrace stopped: previous frame inner to this frame (corrupt stack?)