Version: (using KDE 4.2.96) OS: Linux Installed from: Ubuntu Packages Plasma crashed, kde crash reporting tool appeared. I was not doing anything special at the moment, but maybe a IM pidgin message arrived or something like (dont know). Qt version : 4.5.0ubuntu4.1 Trace: Application: Plasma Workspace (kdeinit4), signal: Segmentation fault [Current thread is 0 (LWP 4650)] Thread 2 (Thread 0xac01ab90 (LWP 4655)): #0 0x0036a422 in __kernel_vsyscall () #1 0x00a700e5 in pthread_cond_wait@@GLIBC_2.3.2 () from /lib/tls/i686/cmov/libpthread.so.0 #2 0x08caa2ed in pthread_cond_wait () from /lib/tls/i686/cmov/libc.so.6 #3 0x001679b2 in QWaitCondition::wait (this=0xa412e40, mutex=0xa412e3c, time=4294967295) at thread/qwaitcondition_unix.cpp:87 #4 0x00752152 in QHostInfoAgent::run (this=0xa412e30) at kernel/qhostinfo.cpp:260 #5 0x0016696e in QThreadPrivate::start (arg=0xa412e30) at thread/qthread_unix.cpp:189 #6 0x00a6c4ff in start_thread () from /lib/tls/i686/cmov/libpthread.so.0 #7 0x08c9b49e in clone () from /lib/tls/i686/cmov/libc.so.6 Thread 1 (Thread 0xb7fa4a10 (LWP 4650)): [KCrash Handler] #6 0x042e6d1c in QGraphicsLayoutItem::geometry (this=0x5f007e) at graphicsview/qgraphicslayoutitem.cpp:663 #7 0x042eabbf in QGraphicsWidget::size (this=0x5f006e) at graphicsview/qgraphicswidget.cpp:326 #8 0x013903d4 in AbstractTaskItem::basicPreferredSize (this=0xbd8c340) at /build/buildd/kdebase-workspace-4.2.96/plasma/applets/tasks/abstracttaskitem.cpp:108 #9 0x0138c5dc in TaskItemLayout::maximumRows (this=0xa1f7ea0) at /build/buildd/kdebase-workspace-4.2.96/plasma/applets/tasks/taskitemlayout.cpp:185 #10 0x01395e04 in TaskGroupItem::optimumCapacity (this=0xa263688) at /build/buildd/kdebase-workspace-4.2.96/plasma/applets/tasks/taskgroupitem.cpp:1224 #11 0x01387398 in Tasks::adjustGroupingStrategy (this=0xa0e7388) at /build/buildd/kdebase-workspace-4.2.96/plasma/applets/tasks/tasks.cpp:241 #12 0x0138762c in Tasks::constraintsEvent (this=0xa0e7388, constraints={i = -1080055288}) at /build/buildd/kdebase-workspace-4.2.96/plasma/applets/tasks/tasks.cpp:165 #13 0x0799528b in Plasma::Applet::flushPendingConstraintsEvents (this=0xa0e7388) at /build/buildd/kde4libs-4.2.96/plasma/applet.cpp:1160 #14 0x07995a18 in Plasma::Applet::timerEvent (this=0xa0e7388, event=0xbf9faf0c) at /build/buildd/kde4libs-4.2.96/plasma/applet.cpp:2104 #15 0x0026b15f in QObject::event (this=0xa0e7388, e=0xbf9faf0c) at kernel/qobject.cpp:1082 #16 0x042ebc77 in QGraphicsWidget::event (this=0xa0e7388, event=0xbf9faf0c) at graphicsview/qgraphicswidget.cpp:1317 #17 0x03c68e9c in QApplicationPrivate::notify_helper (this=0x9ddaee0, receiver=0xa0e7388, e=0xbf9faf0c) at kernel/qapplication.cpp:4084 #18 0x03c7119e in QApplication::notify (this=0x9dd5338, receiver=0xa0e7388, e=0xbf9faf0c) at kernel/qapplication.cpp:3631 #19 0x00f134dd in KApplication::notify (this=0x9dd5338, receiver=0xa0e7388, event=0xbf9faf0c) at /build/buildd/kde4libs-4.2.96/kdeui/kernel/kapplication.cpp:302 #20 0x0025aa3b in QCoreApplication::notifyInternal (this=0x9dd5338, receiver=0xa0e7388, event=0xbf9faf0c) at kernel/qcoreapplication.cpp:602 #21 0x00289d71 in QTimerInfoList::activateTimers (this=0x9ddd7a4) at ../../include/QtCore/../../src/corelib/kernel/qcoreapplication.h:213 #22 0x002864e0 in timerSourceDispatch (source=0x9ddd770) at kernel/qeventdispatcher_glib.cpp:164 #23 0x027d0b88 in g_main_context_dispatch () from /usr/lib/libglib-2.0.so.0 #24 0x027d40eb in ?? () from /usr/lib/libglib-2.0.so.0 #25 0x027d4268 in g_main_context_iteration () from /usr/lib/libglib-2.0.so.0 #26 0x00286438 in QEventDispatcherGlib::processEvents (this=0x9ddabb8, flags={i = -1080053624}) at kernel/qeventdispatcher_glib.cpp:323 #27 0x03d0a365 in QGuiEventDispatcherGlib::processEvents (this=0x9ddabb8, flags={i = -1080053576}) at kernel/qguieventdispatcher_glib.cpp:202 #28 0x0025906a in QEventLoop::processEvents (this=0xbf9fb130, flags={i = -1080053512}) at kernel/qeventloop.cpp:149 #29 0x002594aa in QEventLoop::exec (this=0xbf9fb130, flags={i = -1080053448}) at kernel/qeventloop.cpp:200 #30 0x0025b959 in QCoreApplication::exec () at kernel/qcoreapplication.cpp:880 #31 0x03c68d17 in QApplication::exec () at kernel/qapplication.cpp:3553 #32 0x0116b5d0 in kdemain (argc=1, argv=0x9dc24f8) at /build/buildd/kdebase-workspace-4.2.96/plasma/shells/desktop/main.cpp:50 #33 0x0804e27d in launch (argc=1, _name=0x9d7257c "/usr/bin/plasma-desktop", args=0x9d72594 "", cwd=0x0, envc=0, envs=0x9d72598 "", reset_env=false, tty=0x0, avoid_loops=false, startup_id_str=0x8051391 "0") at /build/buildd/kde4libs-4.2.96/kinit/kinit.cpp:676 #34 0x0804ea5d in handle_launcher_request (sock=7, who=<value optimized out>) at /build/buildd/kde4libs-4.2.96/kinit/kinit.cpp:1168 #35 0x0804efe5 in handle_requests (waitForPid=0) at /build/buildd/kde4libs-4.2.96/kinit/kinit.cpp:1361 #36 0x0804fbca in main (argc=2, argv=0xbf9fb924, envp=0xbf9fb930) at /build/buildd/kde4libs-4.2.96/kinit/kinit.cpp:1788
And another one, this time just after closing the Synaptic window: Application: Plasma Workspace (kdeinit4), signal: Segmentation fault [Current thread is 0 (LWP 4685)] Thread 2 (Thread 0xacefab90 (LWP 4690)): #0 0x00432422 in __kernel_vsyscall () #1 0x002120e5 in pthread_cond_wait@@GLIBC_2.3.2 () from /lib/tls/i686/cmov/libpthread.so.0 #2 0x00e0d2ed in pthread_cond_wait () from /lib/tls/i686/cmov/libc.so.6 #3 0x009c89b2 in QWaitCondition::wait (this=0x8d44458, mutex=0x8d44454, time=4294967295) at thread/qwaitcondition_unix.cpp:87 #4 0x00c7d152 in QHostInfoAgent::run (this=0x8d44448) at kernel/qhostinfo.cpp:260 #5 0x009c796e in QThreadPrivate::start (arg=0x8d44448) at thread/qthread_unix.cpp:189 #6 0x0020e4ff in start_thread () from /lib/tls/i686/cmov/libpthread.so.0 #7 0x00dfe49e in clone () from /lib/tls/i686/cmov/libc.so.6 Thread 1 (Thread 0xb7ff6a10 (LWP 4685)): [KCrash Handler] #6 0x03f30d1c in QGraphicsLayoutItem::geometry (this=0x5a0030) at graphicsview/qgraphicslayoutitem.cpp:663 #7 0x03f34bbf in QGraphicsWidget::size (this=0x5a0020) at graphicsview/qgraphicswidget.cpp:326 #8 0x01a863d4 in AbstractTaskItem::basicPreferredSize (this=0x90edc20) at /build/buildd/kdebase-workspace-4.2.96/plasma/applets/tasks/abstracttaskitem.cpp:108 #9 0x01a824d1 in TaskItemLayout::preferredColumns (this=0x8bc0108) at /build/buildd/kdebase-workspace-4.2.96/plasma/applets/tasks/taskitemlayout.cpp:206 #10 0x01a82efd in TaskItemLayout::gridLayoutSize (this=0x8bc0108) at /build/buildd/kdebase-workspace-4.2.96/plasma/applets/tasks/taskitemlayout.cpp:222 #11 0x01a82fbb in TaskItemLayout::layoutItems (this=0x8bc0108) at /build/buildd/kdebase-workspace-4.2.96/plasma/applets/tasks/taskitemlayout.cpp:245 #12 0x01a839a4 in TaskItemLayout::remove (this=0x8bc0108, item=0x9238760) at /build/buildd/kdebase-workspace-4.2.96/plasma/applets/tasks/taskitemlayout.cpp:136 #13 0x01a83a5c in TaskItemLayout::removeTaskItem (this=0x8bc0108, item=0x9238760) at /build/buildd/kdebase-workspace-4.2.96/plasma/applets/tasks/taskitemlayout.cpp:93 #14 0x01a8fc56 in TaskGroupItem::itemRemoved (this=0x8ac7938, groupableItem=0x916a158) at /build/buildd/kdebase-workspace-4.2.96/plasma/applets/tasks/taskgroupitem.cpp:521 #15 0x01a91176 in TaskGroupItem::qt_metacall (this=0x8ac7938, _c=QMetaObject::InvokeMetaMethod, _id=15, _a=0xbfa9691c) at /build/buildd/kdebase-workspace-4.2.96/obj-i486-linux-gnu/plasma/applets/tasks/taskgroupitem.moc:114 #16 0x00ad1ca8 in QMetaObject::activate (sender=0x8ac0a40, from_signal_index=22, to_signal_index=22, argv=0xbfa9691c) at kernel/qobject.cpp:3069 #17 0x00ad2932 in QMetaObject::activate (sender=0x8ac0a40, m=0x16aab74, local_signal_index=1, argv=0xbfa9691c) at kernel/qobject.cpp:3143 #18 0x0169bed3 in TaskManager::TaskGroup::itemRemoved (this=0x8ac0a40, _t1=0x916a158) at /build/buildd/kdebase-workspace-4.2.96/obj-i486-linux-gnu/libs/taskmanager/taskgroup.moc:146 #19 0x0169c8fb in TaskManager::TaskGroup::remove (this=0x8ac0a40, item=0x916a158) at /build/buildd/kdebase-workspace-4.2.96/libs/taskmanager/taskgroup.cpp:182 #20 0x0168381d in TaskManager::GroupManagerPrivate::removeTask (this=0x8b55e00, task={d = 0xbfa969dc}) at /build/buildd/kdebase-workspace-4.2.96/libs/taskmanager/groupmanager.cpp:311 #21 0x0168517a in TaskManager::GroupManager::qt_metacall (this=0x8ac1b08, _c=QMetaObject::InvokeMetaMethod, _id=11, _a=0xbfa96abc) at /build/buildd/kdebase-workspace-4.2.96/obj-i486-linux-gnu/libs/taskmanager/groupmanager.moc:105 #22 0x00ad1ca8 in QMetaObject::activate (sender=0x8b55960, from_signal_index=5, to_signal_index=5, argv=0xbfa96abc) at kernel/qobject.cpp:3069 #23 0x00ad2932 in QMetaObject::activate (sender=0x8b55960, m=0x16aad3c, local_signal_index=1, argv=0xbfa96abc) at kernel/qobject.cpp:3143 #24 0x0169f973 in TaskManager::TaskManager::taskRemoved (this=0x8b55960, _t1={d = 0xbfa96b04}) at /build/buildd/kdebase-workspace-4.2.96/obj-i486-linux-gnu/libs/taskmanager/taskmanager.moc:162 #25 0x016a121f in TaskManager::TaskManager::windowRemoved (this=0x8b55960, w=81789005) at /build/buildd/kdebase-workspace-4.2.96/libs/taskmanager/taskmanager.cpp:279 #26 0x016a313c in TaskManager::TaskManager::qt_metacall (this=0x8b55960, _c=QMetaObject::InvokeMetaMethod, _id=7, _a=0xbfa96c2c) at /build/buildd/kdebase-workspace-4.2.96/obj-i486-linux-gnu/libs/taskmanager/taskmanager.moc:110 #27 0x00ad1ca8 in QMetaObject::activate (sender=0x89e8448, from_signal_index=6, to_signal_index=6, argv=0xbfa96c2c) at kernel/qobject.cpp:3069 #28 0x00ad2932 in QMetaObject::activate (sender=0x89e8448, m=0x12e626c, local_signal_index=2, argv=0xbfa96c2c) at kernel/qobject.cpp:3143 #29 0x0127e223 in KWindowSystem::windowRemoved (this=0x89e8448, _t1=81789005) at /build/buildd/kde4libs-4.2.96/obj-i486-linux-gnu/kdeui/kwindowsystem.moc:127 #30 0x01280aa6 in KWindowSystemPrivate::removeClient (this=0x88506b8, w=81789005) at /build/buildd/kde4libs-4.2.96/kdeui/windowmanagement/kwindowsystem_x11.cpp:249 #31 0x01290192 in NETRootInfo::update (this=0x88506cc, dirty_props=0xbfa96d74) at /build/buildd/kde4libs-4.2.96/kdeui/windowmanagement/netwm.cpp:2131 #32 0x0129050f in NETRootInfo::event (this=0x88506cc, event=0xbfa9748c, properties=0xbfa96e58, properties_size=5) at /build/buildd/kde4libs-4.2.96/kdeui/windowmanagement/netwm.cpp:2058 #33 0x01280d3d in KWindowSystemPrivate::x11Event (this=0x88506b8, ev=0xbfa9742c) at /build/buildd/kde4libs-4.2.96/kdeui/windowmanagement/kwindowsystem_x11.cpp:136 #34 0x011317f9 in KApplication::x11EventFilter (this=0x8782348, _event=0xbfa9742c) at /build/buildd/kde4libs-4.2.96/kdeui/kernel/kapplication.cpp:911 #35 0x014dfef7 in PlasmaApp::x11EventFilter (this=0x8782348, event=0xbfa9742c) at /build/buildd/kdebase-workspace-4.2.96/plasma/shells/desktop/plasmaapp.cpp:490 #36 0x03915f3e in qt_x11EventFilter (ev=0xbfa9742c) at kernel/qapplication_x11.cpp:375 #37 0x039286a8 in QApplication::x11ProcessEvent (this=0x8782348, event=0xbfa9742c) at kernel/qapplication_x11.cpp:3273 #38 0x03954c6a in x11EventSourceDispatch (s=0x878ac00, callback=0, user_data=0x0) at kernel/qguieventdispatcher_glib.cpp:146 #39 0x055f4b88 in g_main_context_dispatch () from /usr/lib/libglib-2.0.so.0 #40 0x055f80eb in ?? () from /usr/lib/libglib-2.0.so.0 #41 0x055f8268 in g_main_context_iteration () from /usr/lib/libglib-2.0.so.0 #42 0x00ae7438 in QEventDispatcherGlib::processEvents (this=0x8787bc8, flags={i = -1079413272}) at kernel/qeventdispatcher_glib.cpp:323 #43 0x03954365 in QGuiEventDispatcherGlib::processEvents (this=0x8787bc8, flags={i = -1079413224}) at kernel/qguieventdispatcher_glib.cpp:202 #44 0x00aba06a in QEventLoop::processEvents (this=0xbfa97690, flags={i = -1079413160}) at kernel/qeventloop.cpp:149 #45 0x00aba4aa in QEventLoop::exec (this=0xbfa97690, flags={i = -1079413096}) at kernel/qeventloop.cpp:200 #46 0x00abc959 in QCoreApplication::exec () at kernel/qcoreapplication.cpp:880 #47 0x038b2d17 in QApplication::exec () at kernel/qapplication.cpp:3553 #48 0x014ca5d0 in kdemain (argc=1, argv=0x876f508) at /build/buildd/kdebase-workspace-4.2.96/plasma/shells/desktop/main.cpp:50 #49 0x0804e27d in launch (argc=1, _name=0x871f57c "/usr/bin/plasma-desktop", args=0x871f594 "", cwd=0x0, envc=0, envs=0x871f598 "", reset_env=false, tty=0x0, avoid_loops=false, startup_id_str=0x8051391 "0") at /build/buildd/kde4libs-4.2.96/kinit/kinit.cpp:676 #50 0x0804ea5d in handle_launcher_request (sock=7, who=<value optimized out>) at /build/buildd/kde4libs-4.2.96/kinit/kinit.cpp:1168 #51 0x0804efe5 in handle_requests (waitForPid=0) at /build/buildd/kde4libs-4.2.96/kinit/kinit.cpp:1361 #52 0x0804fbca in main (argc=2, argv=0xbfa97e84, envp=0xbfa97e90) at /build/buildd/kde4libs-4.2.96/kinit/kinit.cpp:1788
This seems to be the same as bug 196848 / bug 199325. Thanks *** This bug has been marked as a duplicate of bug 199325 ***