Application: krita (2.3.3)
KDE Platform Version: 4.8.1 (4.8.1)
Qt Version: 4.8.0
Operating System: Linux 3.0.0-16-generic x86_64
Distribution: Ubuntu 11.10

-- Information about the crash:
- What I was doing when the application crashed: I just test the erase part of my Wacom tablet and change to the normal part quickly

-- Backtrace:
Application: Krita (krita), signal: Segmentation fault
[Current thread is 1 (Thread 0x7f5fdceec7c0 (LWP 9078))]

Thread 5 (Thread 0x7f5fc25bd700 (LWP 9081)):
#0  0x00007f5fd7702034 in __pthread_mutex_lock (mutex=0x22ccee8) at pthread_mutex_lock.c:61
#1  0x00007f5fd722dfcc in ?? () from /lib/x86_64-linux-gnu/libglib-2.0.so.0
#2  0x00007f5fd722e792 in g_main_loop_run () from /lib/x86_64-linux-gnu/libglib-2.0.so.0
#3  0x00007f5fca58c516 in ?? () from /usr/lib/x86_64-linux-gnu/libgio-2.0.so.0
#4  0x00007f5fd72532b6 in ?? () from /lib/x86_64-linux-gnu/libglib-2.0.so.0
#5  0x00007f5fd014156c in ?? () from /usr/lib/nvidia-current-updates/libGL.so.1
#6  0x00007f5fd76ffefc in start_thread (arg=0x7f5fc25bd700) at pthread_create.c:304
#7  0x00007f5fdc85359d in clone () at ../sysdeps/unix/sysv/linux/x86_64/clone.S:112
#8  0x0000000000000000 in ?? ()

Thread 4 (Thread 0x7f5fadb77700 (LWP 9114)):
#0  computeOffsets (signalOffset=0x7f5fadb76ba8, methodOffset=0x7f5fadb76bac, metaobject=<optimized out>) at kernel/qobject.cpp:236
#1  0x00007f5fdaf38768 in QMetaObject::activate (sender=0x59568d0, m=<optimized out>, local_signal_index=0, argv=0x0) at kernel/qobject.cpp:3452
#2  0x00007f5fdaf564d8 in QEventDispatcherUNIX::processEvents (this=0x59568d0, flags=...) at kernel/qeventdispatcher_unix.cpp:906
#3  0x00007f5fdaf233e2 in QEventLoop::processEvents (this=<optimized out>, flags=...) at kernel/qeventloop.cpp:149
#4  0x00007f5fdaf23637 in QEventLoop::exec (this=0x7f5fadb76cd0, flags=...) at kernel/qeventloop.cpp:204
#5  0x00007f5fdae23067 in QThread::exec (this=<optimized out>) at thread/qthread.cpp:501
#6  0x00007f5fdaf0317f in QInotifyFileSystemWatcherEngine::run (this=0x5956000) at io/qfilesystemwatcher_inotify.cpp:248
#7  0x00007f5fdae2608b in QThreadPrivate::start (arg=0x5956000) at thread/qthread_unix.cpp:298
#8  0x00007f5fd014156c in ?? () from /usr/lib/nvidia-current-updates/libGL.so.1
#9  0x00007f5fd76ffefc in start_thread (arg=0x7f5fadb77700) at pthread_create.c:304
#10 0x00007f5fdc85359d in clone () at ../sysdeps/unix/sysv/linux/x86_64/clone.S:112
#11 0x0000000000000000 in ?? ()

Thread 3 (Thread 0x7f5faceea700 (LWP 9119)):
#0  pthread_cond_wait@@GLIBC_2.3.2 () at ../nptl/sysdeps/unix/sysv/linux/x86_64/pthread_cond_wait.S:162
#1  0x00007f5fdae2659b in wait (time=18446744073709551615, this=0x5c6c930) at thread/qwaitcondition_unix.cpp:86
#2  QWaitCondition::wait (this=<optimized out>, mutex=0x5c6c8e0, time=18446744073709551615) at thread/qwaitcondition_unix.cpp:158
#3  0x00007f5fdae22819 in QSemaphore::tryAcquire (this=0x5c6c8a0, n=1, timeout=-1) at thread/qsemaphore.cpp:221
#4  0x00007f5fbbe526ea in KisTileDataSwapper::run (this=0x5c44f10) at ../../../krita/image/tiles3/swap/kis_tile_data_swapper.cpp:90
#5  0x00007f5fdae2608b in QThreadPrivate::start (arg=0x5c44f10) at thread/qthread_unix.cpp:298
#6  0x00007f5fd014156c in ?? () from /usr/lib/nvidia-current-updates/libGL.so.1
#7  0x00007f5fd76ffefc in start_thread (arg=0x7f5faceea700) at pthread_create.c:304
#8  0x00007f5fdc85359d in clone () at ../sysdeps/unix/sysv/linux/x86_64/clone.S:112
#9  0x0000000000000000 in ?? ()

Thread 2 (Thread 0x7f5fabd58700 (LWP 9124)):
#0  pthread_cond_timedwait@@GLIBC_2.3.2 () at ../nptl/sysdeps/unix/sysv/linux/x86_64/pthread_cond_timedwait.S:216
#1  0x00007f5fdae24d58 in thread_sleep (ti=0x7f5fabd57c50) at thread/qthread_unix.cpp:435
#2  0x00007f5fdae25550 in QThread::msleep (msecs=<optimized out>) at thread/qthread_unix.cpp:461
#3  0x00007f5fab34c704 in SpaceNavigatorPollingThread::run (this=0xdad6000) at ../../../plugins/spacenavigator/SpaceNavigatorPollingThread.cpp:97
#4  0x00007f5fdae2608b in QThreadPrivate::start (arg=0xdad6000) at thread/qthread_unix.cpp:298
#5  0x00007f5fd014156c in ?? () from /usr/lib/nvidia-current-updates/libGL.so.1
#6  0x00007f5fd76ffefc in start_thread (arg=0x7f5fabd58700) at pthread_create.c:304
#7  0x00007f5fdc85359d in clone () at ../sysdeps/unix/sysv/linux/x86_64/clone.S:112
#8  0x0000000000000000 in ?? ()

Thread 1 (Thread 0x7f5fdceec7c0 (LWP 9078)):
[KCrash Handler]
#6  QString (other=) at /usr/include/qt4/QtCore/qstring.h:728
#7  KoCompositeOp::id (this=0x0) at ../../../libs/pigment/KoCompositeOp.cpp:98
#8  0x00007f5fbc31e8aa in KisPaintopBox::compositeOpChanged (this=0xde302a0) at ../../../krita/ui/kis_paintop_box.cc:531
#9  0x00007f5fbc31eaac in KisPaintopBox::eraseModeToggled (this=0xde302a0, checked=false) at ../../../krita/ui/kis_paintop_box.cc:480
#10 0x00007f5fbc324adf in KisPaintopBox::qt_metacall (this=0xde302a0, _c=QMetaObject::InvokeMetaMethod, _id=10, _a=0x7fff30d06980) at ./kis_paintop_box.moc:111
#11 0x00007f5fdaf38be9 in QMetaObject::activate (sender=0xdfe04b0, m=<optimized out>, local_signal_index=<optimized out>, argv=0x7fff30d06980) at kernel/qobject.cpp:3566
#12 0x00007f5fdbfa5e92 in QAbstractButton::toggled (this=<optimized out>, _t1=false) at .moc/release-shared/moc_qabstractbutton.cpp:227
#13 0x00007f5fdbce531e in QAbstractButton::setChecked (this=0xdfe04b0, checked=false) at widgets/qabstractbutton.cpp:766
#14 0x00007f5fbc322607 in KisPaintopBox::slotInputDeviceChanged (this=0xde302a0, inputDevice=<optimized out>) at ../../../krita/ui/kis_paintop_box.cc:300
#15 0x00007f5fbc324a44 in KisPaintopBox::qt_metacall (this=0xde302a0, _c=QMetaObject::InvokeMetaMethod, _id=2, _a=0x7fff30d06c50) at ./kis_paintop_box.moc:103
#16 0x00007f5fdaf38be9 in QMetaObject::activate (sender=0x9da7f20, m=<optimized out>, local_signal_index=<optimized out>, argv=0x7fff30d06c50) at kernel/qobject.cpp:3566
#17 0x00007f5fd90bec05 in KoToolManager::inputDeviceChanged (this=<optimized out>, _t1=<optimized out>) at ./KoToolManager.moc:155
#18 0x00007f5fd90c5938 in switchInputDevice (device=..., this=0x58505d0) at ../../../libs/flake/KoToolManager.cpp:669
#19 KoToolManager::Private::switchInputDevice (this=0x58505d0, device=...) at ../../../libs/flake/KoToolManager.cpp:628
#20 0x00007f5fd90c5c8e in KoToolManager::eventFilter (this=0x9da7f20, object=0x7fff30d07e40, event=0x7fff30d07380) at ../../../libs/flake/KoToolManager.cpp:893
#21 0x00007f5fdaf246cc in QCoreApplicationPrivate::sendThroughApplicationEventFilters (this=0x215b500, receiver=0x7fff30d07e40, event=0x7fff30d07380) at kernel/qcoreapplication.cpp:967
#22 0x00007f5fdb918076 in QApplicationPrivate::notify_helper (this=0x215b500, receiver=0x7fff30d07e40, e=0x7fff30d07380) at kernel/qapplication.cpp:4530
#23 0x00007f5fdb91cf83 in QApplication::notify (this=0x7fff30d07e40, receiver=0x7fff30d07e40, e=0x7fff30d07380) at kernel/qapplication.cpp:4416
#24 0x00007f5fd827e9a6 in KApplication::notify (this=0x7fff30d07e40, receiver=0x7fff30d07e40, event=0x7fff30d07380) at ../../kdeui/kernel/kapplication.cpp:311
#25 0x00007f5fdaf245fc in QCoreApplication::notifyInternal (this=0x7fff30d07e40, receiver=0x7fff30d07e40, event=0x7fff30d07380) at kernel/qcoreapplication.cpp:876
#26 0x00007f5fdb986591 in sendSpontaneousEvent (event=0x7fff30d07380, receiver=<optimized out>) at ../../include/QtCore/../../src/corelib/kernel/qcoreapplication.h:234
#27 QETWidget::translateXinputEvent (this=0x229a7d70, ev=0x7fff30d07bb0, tablet=0x21b48b0) at kernel/qapplication_x11.cpp:5070
#28 0x00007f5fdb994016 in QApplication::x11ProcessEvent (this=0x7fff30d07e40, event=0x7fff30d07bb0) at kernel/qapplication_x11.cpp:3524
#29 0x00007f5fdb9bdf8a in QEventDispatcherX11::processEvents (this=0x2151470, flags=...) at kernel/qeventdispatcher_x11.cpp:132
#30 0x00007f5fdaf233e2 in QEventLoop::processEvents (this=<optimized out>, flags=...) at kernel/qeventloop.cpp:149
#31 0x00007f5fdaf23637 in QEventLoop::exec (this=0x7fff30d07e00, flags=...) at kernel/qeventloop.cpp:204
#32 0x00007f5fdaf286c7 in QCoreApplication::exec () at kernel/qcoreapplication.cpp:1148
#33 0x00007f5fdcb14235 in kdemain (argc=<optimized out>, argv=0x7fff30d07fd8) at ../../krita/main.cc:49
#34 0x00007f5fdc79130d in __libc_start_main (main=0x400630 <main(int, char**)>, argc=1, ubp_av=0x7fff30d07fd8, init=<optimized out>, fini=<optimized out>, rtld_fini=<optimized out>, stack_end=0x7fff30d07fc8) at libc-start.c:226
#35 0x0000000000400661 in _start ()

Reported using DrKonqi