[Bug 271439] New: Effects zoom

Thu Apr 21 17:03:46 BST 2011

https://bugs.kde.org/show_bug.cgi?id=271439

           Summary: Effects zoom
           Product: kdelibs
           Version: unspecified
          Platform: Fedora RPMs
        OS/Version: Linux
            Status: UNCONFIRMED
          Severity: crash
          Priority: NOR
         Component: kded
        AssignedTo: unassigned-bugs at kde.org
        ReportedBy: chrismaple at mcttelecom.com

Application: kded4 ($Id$)
KDE Platform Version: 4.6.1 (4.6.1)
Qt Version: 4.7.1
Operating System: Linux 2.6.35.12-88.fc14.i686 i686
Distribution: "Fedora release 14 (Laughlin)"

-- Information about the crash:
- What I was doing when the application crashed: Viewing comics with firefox,
destop zoomed in. Crash occurs after perhaps 3 minutes of zoomed operation,
repeatably.

- Custom settings of the application: System settings: destop effects enabled,
zoom enabled.

Video card is PNY (nVidia) Quadro NVS 290 X16. nouveau driver. 2 displays,
over/under. System crashes and does not seem to respond to keyboard or mouse.
Reset needed to return to operating computer.

The crash can be reproduced every time.

-- Backtrace:
Application: KDE Daemon (kded4), signal: Aborted
[Current thread is 1 (Thread 0xb772f780 (LWP 1961))]

Thread 2 (Thread 0xb4affb70 (LWP 2012)):
#0  0x00c3d416 in __kernel_vsyscall ()
#1  0x00a2cc36 in __poll (fds=0xb4100cc0, nfds=3, timeout=-1) at
../sysdeps/unix/sysv/linux/poll.c:87
#2  0x00d2bdac in g_poll (fds=0xb4100cc0, nfds=3, timeout=-1) at gpoll.c:132
#3  0x00d1b8b7 in g_main_context_poll (context=0x8c7ba08, block=1, dispatch=1,
self=<value optimized out>) at gmain.c:3093
#4  g_main_context_iterate (context=0x8c7ba08, block=1, dispatch=1, self=<value
optimized out>) at gmain.c:2775
#5  0x00d1c04b in g_main_loop_run (loop=0x8c7ba88) at gmain.c:2988
#6  0x0123ded5 in gdbus_shared_thread_func (data=0x0) at gdbusprivate.c:277
#7  0x00d44bd0 in g_thread_create_proxy (data=0x8c7ba98) at gthread.c:1897
#8  0x00b24e99 in start_thread (arg=0xb4affb70) at pthread_create.c:301
#9  0x00a37d2e in clone () at ../sysdeps/unix/sysv/linux/i386/clone.S:133

Thread 1 (Thread 0xb772f780 (LWP 1961)):
[KCrash Handler]
#7  0x00c3d416 in __kernel_vsyscall ()
#8  0x0098b2f1 in raise (sig=6) at ../nptl/sysdeps/unix/sysv/linux/raise.c:64
#9  0x0098cd5e in abort () at abort.c:92
#10 0x00983c08 in __assert_fail (assertion=0x13d2482 "dir != 0", file=0x13d23dd
"hcontrol.c", line=366, function=0x13d27e6 "snd_hctl_elem_add") at assert.c:81
#11 0x01347ea6 in snd_hctl_elem_add (hctl=0x8cc8128) at hcontrol.c:366
#12 snd_hctl_handle_event (hctl=0x8cc8128) at hcontrol.c:757
#13 snd_hctl_handle_events (hctl=0x8cc8128) at hcontrol.c:793
#14 0x013553e1 in snd_mixer_handle_events (mixer=0x8cc7fc0) at mixer.c:847
#15 0x012f551f in Mixer_ALSA::prepareUpdateFromHW (this=0x8c76d28) at
/usr/src/debug/kdemultimedia-4.6.1/kmix/backends/mixer_alsa9.cpp:571
#16 0x0130d7c0 in Mixer_Backend::readSetFromHW (this=0x8c76d28) at
/usr/src/debug/kdemultimedia-4.6.1/kmix/backends/mixer_backend.cpp:103
#17 0x0130d742 in Mixer_Backend::qt_metacall (this=0x8c76d28,
_c=QMetaObject::InvokeMetaMethod, _id=<value optimized out>, _a=0xbfbeb2ac) at
/usr/src/debug/kdemultimedia-4.6.1/i686-redhat-linux-gnu/kmix/mixer_backend.moc:82
#18 0x0332dbeb in QMetaObject::metacall (object=0x8c76d28,
cl=QMetaObject::InvokeMetaMethod, idx=7, argv=0xbfbeb2ac) at
kernel/qmetaobject.cpp:237
#19 0x0333d0c7 in QMetaObject::activate (sender=0x8cd8aa8, m=0x34626c4,
local_signal_index=0, argv=0x0) at kernel/qobject.cpp:3272
#20 0x03343e08 in QSingleShotTimer::timeout (this=0x8cd8aa8) at
.moc/release-shared/qtimer.moc:82
#21 0x03343ebd in QSingleShotTimer::timerEvent (this=0x8cd8aa8) at
kernel/qtimer.cpp:308
#22 0x0333ca24 in QObject::event (this=0x8cd8aa8, e=0xbfbeb7dc) at
kernel/qobject.cpp:1175
#23 0x4135e26c in QApplicationPrivate::notify_helper (this=0x8b44840,
receiver=0x8cd8aa8, e=0xbfbeb7dc) at kernel/qapplication.cpp:4445
#24 0x41362ed2 in QApplication::notify (this=0xbfbebb30, receiver=0x8cd8aa8,
e=0xbfbeb7dc) at kernel/qapplication.cpp:3845
#25 0x021f992b in KApplication::notify (this=0xbfbebb30, receiver=0x8cd8aa8,
event=0xbfbeb7dc) at
/usr/src/debug/kdelibs-4.6.1/kdeui/kernel/kapplication.cpp:311
#26 0x033273b3 in QCoreApplication::notifyInternal (this=0xbfbebb30,
receiver=0x8cd8aa8, event=0xbfbeb7dc) at kernel/qcoreapplication.cpp:732
#27 0x03357d31 in sendEvent (this=0x8b47a34) at kernel/qcoreapplication.h:215
#28 QTimerInfoList::activateTimers (this=0x8b47a34) at
kernel/qeventdispatcher_unix.cpp:603
#29 0x03354945 in timerSourceDispatch (source=0x8b47a00) at
kernel/qeventdispatcher_glib.cpp:184
#30 0x00d1b192 in g_main_dispatch (context=0x8b46c90) at gmain.c:2149
#31 g_main_context_dispatch (context=0x8b46c90) at gmain.c:2702
#32 0x00d1b978 in g_main_context_iterate (context=0x8b46c90, block=1,
dispatch=1, self=<value optimized out>) at gmain.c:2780
#33 0x00d1bc35 in g_main_context_iteration (context=0x8b46c90, may_block=1) at
gmain.c:2843
#34 0x033550ad in QEventDispatcherGlib::processEvents (this=0x8b44800,
flags=...) at kernel/qeventdispatcher_glib.cpp:415
#35 0x41411406 in QGuiEventDispatcherGlib::processEvents (this=0x8b44800,
flags=...) at kernel/qguieventdispatcher_glib.cpp:207
#36 0x0332654a in QEventLoop::processEvents (this=0xbfbeba84, flags=...) at
kernel/qeventloop.cpp:149
#37 0x033267fa in QEventLoop::exec (this=0xbfbeba84, flags=...) at
kernel/qeventloop.cpp:201
#38 0x0332b3a7 in QCoreApplication::exec () at kernel/qcoreapplication.cpp:1009
#39 0x4135c078 in QApplication::exec () at kernel/qapplication.cpp:3719
#40 0x00cacfbb in kdemain (argc=1, argv=0xbfbebd54) at
/usr/src/debug/kdelibs-4.6.1/kded/kded.cpp:925
#41 0x080486cc in main (argc=1, argv=0xbfbebd54) at
/usr/src/debug/kdelibs-4.6.1/i686-redhat-linux-gnu/kded/kded4_dummy.cpp:3

Reported using DrKonqi

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