Bug 291569

Summary: plasma crash when clicking on application icon on taskbar
Product: [Unmaintained] plasma4 Reporter: hamzeh_all
Component: generalAssignee: Plasma Bugs List <plasma-bugs>
Status: RESOLVED DUPLICATE    
Severity: crash CC: adaptee
Priority: NOR    
Version: unspecified   
Target Milestone: ---   
Platform: Ubuntu   
OS: Linux   
Latest Commit: Version Fixed In:
Sentry Crash Report:

Description hamzeh_all 2012-01-15 10:43:48 UTC 
Application: plasma-desktop (0.4)
KDE Platform Version: 4.7.3 (4.7.3)
Qt Version: 4.7.4
Operating System: Linux 3.0.0-14-generic-pae i686
Distribution: Ubuntu 11.10

-- Information about the crash:
- sometimes plasma crash when i click on application from the task bar

The crash can be reproduced some of the time.

-- Backtrace:
Application: Plasma Desktop Shell (plasma-desktop), signal: Segmentation fault
[Current thread is 1 (Thread 0xb1f01b20 (LWP 1755))]

Thread 12 (Thread 0xafdffb70 (LWP 1758)):
#0  0xb3039dbd in pthread_mutex_lock () from /lib/i386-linux-gnu/libpthread.so.0
#1  0xb7657f14 in pthread_mutex_lock () from /lib/i386-linux-gnu/libc.so.6
#2  0xb2f1d839 in ?? () from /lib/i386-linux-gnu/libglib-2.0.so.0
#3  0xb2f1df9b in g_main_loop_run () from /lib/i386-linux-gnu/libglib-2.0.so.0
#4  0xb08ddcea in ?? () from /usr/lib/i386-linux-gnu/libgio-2.0.so.0
#5  0xb2f445f4 in ?? () from /lib/i386-linux-gnu/libglib-2.0.so.0
#6  0xb3037d31 in start_thread () from /lib/i386-linux-gnu/libpthread.so.0
#7  0xb764a0ce in clone () from /lib/i386-linux-gnu/libc.so.6
Backtrace stopped: Not enough registers or memory available to unwind further

Thread 11 (Thread 0xaa075b70 (LWP 1759)):
#0  do_gettime (frac=0xaa075010, sec=0xaa075008) at tools/qelapsedtimer_unix.cpp:123
#1  qt_gettime () at tools/qelapsedtimer_unix.cpp:140
#2  0xb64964b6 in QTimerInfoList::updateCurrentTime (this=0x8c41544) at kernel/qeventdispatcher_unix.cpp:339
#3  0xb649680a in QTimerInfoList::timerWait (this=0x8c41544, tm=...) at kernel/qeventdispatcher_unix.cpp:442
#4  0xb6495053 in timerSourcePrepareHelper (src=<optimized out>, timeout=0xaa07511c) at kernel/qeventdispatcher_glib.cpp:136
#5  0xb64950ed in timerSourcePrepare (source=0x8c41510, timeout=<optimized out>) at kernel/qeventdispatcher_glib.cpp:169
#6  0xb2f1c88c in g_main_context_prepare () from /lib/i386-linux-gnu/libglib-2.0.so.0
#7  0xb2f1d637 in ?? () from /lib/i386-linux-gnu/libglib-2.0.so.0
#8  0xb2f1dc2a in g_main_context_iteration () from /lib/i386-linux-gnu/libglib-2.0.so.0
#9  0xb6495b37 in QEventDispatcherGlib::processEvents (this=0x8c40868, flags=...) at kernel/qeventdispatcher_glib.cpp:424
#10 0xb64661dd in QEventLoop::processEvents (this=0xaa0752a0, flags=...) at kernel/qeventloop.cpp:149
#11 0xb6466421 in QEventLoop::exec (this=0xaa0752a0, flags=...) at kernel/qeventloop.cpp:201
#12 0xb636990b in QThread::exec (this=0x8c3e4a8) at thread/qthread.cpp:498
#13 0xb6446e2d in QInotifyFileSystemWatcherEngine::run (this=0x8c3e4a8) at io/qfilesystemwatcher_inotify.cpp:248
#14 0xb636c7b3 in QThreadPrivate::start (arg=0x8c3e4a8) at thread/qthread_unix.cpp:331
#15 0xb3037d31 in start_thread () from /lib/i386-linux-gnu/libpthread.so.0
#16 0xb764a0ce in clone () from /lib/i386-linux-gnu/libc.so.6
Backtrace stopped: Not enough registers or memory available to unwind further

Thread 10 (Thread 0xa855cb70 (LWP 1760)):
#0  0xb7657f3b in pthread_mutex_unlock () from /lib/i386-linux-gnu/libc.so.6
#1  0xb2f1bf16 in g_main_context_acquire () from /lib/i386-linux-gnu/libglib-2.0.so.0
#2  0xb2f1d56d in ?? () from /lib/i386-linux-gnu/libglib-2.0.so.0
#3  0xb2f1dc2a in g_main_context_iteration () from /lib/i386-linux-gnu/libglib-2.0.so.0
#4  0xb6495b37 in QEventDispatcherGlib::processEvents (this=0x8a3f650, flags=...) at kernel/qeventdispatcher_glib.cpp:424
#5  0xb64661dd in QEventLoop::processEvents (this=0xa855c2a0, flags=...) at kernel/qeventloop.cpp:149
#6  0xb6466421 in QEventLoop::exec (this=0xa855c2a0, flags=...) at kernel/qeventloop.cpp:201
#7  0xb636990b in QThread::exec (this=0x8afc650) at thread/qthread.cpp:498
#8  0xb6446e2d in QInotifyFileSystemWatcherEngine::run (this=0x8afc650) at io/qfilesystemwatcher_inotify.cpp:248
#9  0xb636c7b3 in QThreadPrivate::start (arg=0x8afc650) at thread/qthread_unix.cpp:331
#10 0xb3037d31 in start_thread () from /lib/i386-linux-gnu/libpthread.so.0
#11 0xb764a0ce in clone () from /lib/i386-linux-gnu/libc.so.6
Backtrace stopped: Not enough registers or memory available to unwind further

Thread 9 (Thread 0xa6203b70 (LWP 5871)):
#0  0xb778c424 in __kernel_vsyscall ()
#1  0xb303ba5c in pthread_cond_wait@@GLIBC_2.3.2 () from /lib/i386-linux-gnu/libpthread.so.0
#2  0xb7657cfc in pthread_cond_wait () from /lib/i386-linux-gnu/libc.so.6
#3  0xb636ccc0 in wait (time=4294967295, this=0x8c8f4b8) at thread/qwaitcondition_unix.cpp:88
#4  QWaitCondition::wait (this=0x8c98d40, mutex=0x8c7c278, time=4294967295) at thread/qwaitcondition_unix.cpp:160
#5  0xb380b406 in ThreadWeaver::WeaverImpl::blockThreadUntilJobsAreBeingAssigned (this=0x8c98d28, th=0x9948ce8) at ../../../threadweaver/Weaver/WeaverImpl.cpp:365
#6  0xb380decb in ThreadWeaver::WorkingHardState::waitForAvailableJob (this=0x8c669b0, th=0x9948ce8) at ../../../threadweaver/Weaver/WorkingHardState.cpp:80
#7  0xb380b03a in ThreadWeaver::WeaverImpl::waitForAvailableJob (this=0x8c98d28, th=0x9948ce8) at ../../../threadweaver/Weaver/WeaverImpl.cpp:356
#8  0xb380dfcc in ThreadWeaver::WorkingHardState::applyForWork (this=0x8c669b0, th=0x9948ce8) at ../../../threadweaver/Weaver/WorkingHardState.cpp:71
#9  0xb380af93 in ThreadWeaver::WeaverImpl::applyForWork (this=0x8c98d28, th=0x9948ce8, previous=0x0) at ../../../threadweaver/Weaver/WeaverImpl.cpp:351
#10 0xb380dfe8 in ThreadWeaver::WorkingHardState::applyForWork (this=0x8c669b0, th=0x9948ce8) at ../../../threadweaver/Weaver/WorkingHardState.cpp:74
#11 0xb380af93 in ThreadWeaver::WeaverImpl::applyForWork (this=0x8c98d28, th=0x9948ce8, previous=0x9c4e8e8) at ../../../threadweaver/Weaver/WeaverImpl.cpp:351
#12 0xb380cb14 in ThreadWeaver::ThreadRunHelper::run (this=0xa6203304, parent=0x8c98d28, th=0x9948ce8) at ../../../threadweaver/Weaver/Thread.cpp:87
#13 0xb380cbca in ThreadWeaver::Thread::run (this=0x9948ce8) at ../../../threadweaver/Weaver/Thread.cpp:142
#14 0xb636c7b3 in QThreadPrivate::start (arg=0x9948ce8) at thread/qthread_unix.cpp:331
#15 0xb3037d31 in start_thread () from /lib/i386-linux-gnu/libpthread.so.0
#16 0xb764a0ce in clone () from /lib/i386-linux-gnu/libc.so.6
Backtrace stopped: Not enough registers or memory available to unwind further

Thread 8 (Thread 0xa6fffb70 (LWP 5872)):
#0  0xb778c424 in __kernel_vsyscall ()
#1  0xb303ba5c in pthread_cond_wait@@GLIBC_2.3.2 () from /lib/i386-linux-gnu/libpthread.so.0
#2  0xb7657cfc in pthread_cond_wait () from /lib/i386-linux-gnu/libc.so.6
#3  0xb636ccc0 in wait (time=4294967295, this=0x8c8f4b8) at thread/qwaitcondition_unix.cpp:88
#4  QWaitCondition::wait (this=0x8c98d40, mutex=0x8c7c278, time=4294967295) at thread/qwaitcondition_unix.cpp:160
#5  0xb380b406 in ThreadWeaver::WeaverImpl::blockThreadUntilJobsAreBeingAssigned (this=0x8c98d28, th=0x8f98230) at ../../../threadweaver/Weaver/WeaverImpl.cpp:365
#6  0xb380decb in ThreadWeaver::WorkingHardState::waitForAvailableJob (this=0x8c669b0, th=0x8f98230) at ../../../threadweaver/Weaver/WorkingHardState.cpp:80
#7  0xb380b03a in ThreadWeaver::WeaverImpl::waitForAvailableJob (this=0x8c98d28, th=0x8f98230) at ../../../threadweaver/Weaver/WeaverImpl.cpp:356
#8  0xb380dfcc in ThreadWeaver::WorkingHardState::applyForWork (this=0x8c669b0, th=0x8f98230) at ../../../threadweaver/Weaver/WorkingHardState.cpp:71
#9  0xb380af93 in ThreadWeaver::WeaverImpl::applyForWork (this=0x8c98d28, th=0x8f98230, previous=0x952e7f0) at ../../../threadweaver/Weaver/WeaverImpl.cpp:351
#10 0xb380cb14 in ThreadWeaver::ThreadRunHelper::run (this=0xa6fff304, parent=0x8c98d28, th=0x8f98230) at ../../../threadweaver/Weaver/Thread.cpp:87
#11 0xb380cbca in ThreadWeaver::Thread::run (this=0x8f98230) at ../../../threadweaver/Weaver/Thread.cpp:142
#12 0xb636c7b3 in QThreadPrivate::start (arg=0x8f98230) at thread/qthread_unix.cpp:331
#13 0xb3037d31 in start_thread () from /lib/i386-linux-gnu/libpthread.so.0
#14 0xb764a0ce in clone () from /lib/i386-linux-gnu/libc.so.6
Backtrace stopped: Not enough registers or memory available to unwind further

Thread 7 (Thread 0xb07feb70 (LWP 5873)):
#0  0xb778c424 in __kernel_vsyscall ()
#1  0xb303ba5c in pthread_cond_wait@@GLIBC_2.3.2 () from /lib/i386-linux-gnu/libpthread.so.0
#2  0xb7657cfc in pthread_cond_wait () from /lib/i386-linux-gnu/libc.so.6
#3  0xb636ccc0 in wait (time=4294967295, this=0x8c8f4b8) at thread/qwaitcondition_unix.cpp:88
#4  QWaitCondition::wait (this=0x8c98d40, mutex=0x8c7c278, time=4294967295) at thread/qwaitcondition_unix.cpp:160
#5  0xb380b406 in ThreadWeaver::WeaverImpl::blockThreadUntilJobsAreBeingAssigned (this=0x8c98d28, th=0x977caf0) at ../../../threadweaver/Weaver/WeaverImpl.cpp:365
#6  0xb380decb in ThreadWeaver::WorkingHardState::waitForAvailableJob (this=0x8c669b0, th=0x977caf0) at ../../../threadweaver/Weaver/WorkingHardState.cpp:80
#7  0xb380b03a in ThreadWeaver::WeaverImpl::waitForAvailableJob (this=0x8c98d28, th=0x977caf0) at ../../../threadweaver/Weaver/WeaverImpl.cpp:356
#8  0xb380dfcc in ThreadWeaver::WorkingHardState::applyForWork (this=0x8c669b0, th=0x977caf0) at ../../../threadweaver/Weaver/WorkingHardState.cpp:71
#9  0xb380af93 in ThreadWeaver::WeaverImpl::applyForWork (this=0x8c98d28, th=0x977caf0, previous=0x9c4e8e8) at ../../../threadweaver/Weaver/WeaverImpl.cpp:351
#10 0xb380cb14 in ThreadWeaver::ThreadRunHelper::run (this=0xb07fe304, parent=0x8c98d28, th=0x977caf0) at ../../../threadweaver/Weaver/Thread.cpp:87
#11 0xb380cbca in ThreadWeaver::Thread::run (this=0x977caf0) at ../../../threadweaver/Weaver/Thread.cpp:142
#12 0xb636c7b3 in QThreadPrivate::start (arg=0x977caf0) at thread/qthread_unix.cpp:331
#13 0xb3037d31 in start_thread () from /lib/i386-linux-gnu/libpthread.so.0
#14 0xb764a0ce in clone () from /lib/i386-linux-gnu/libc.so.6
Backtrace stopped: Not enough registers or memory available to unwind further

Thread 6 (Thread 0xa40ffb70 (LWP 5874)):
#0  0xb778c424 in __kernel_vsyscall ()
#1  0xb303ba5c in pthread_cond_wait@@GLIBC_2.3.2 () from /lib/i386-linux-gnu/libpthread.so.0
#2  0xb7657cfc in pthread_cond_wait () from /lib/i386-linux-gnu/libc.so.6
#3  0xb636ccc0 in wait (time=4294967295, this=0x8c8f4b8) at thread/qwaitcondition_unix.cpp:88
#4  QWaitCondition::wait (this=0x8c98d40, mutex=0x8c7c278, time=4294967295) at thread/qwaitcondition_unix.cpp:160
#5  0xb380b406 in ThreadWeaver::WeaverImpl::blockThreadUntilJobsAreBeingAssigned (this=0x8c98d28, th=0x923dd28) at ../../../threadweaver/Weaver/WeaverImpl.cpp:365
#6  0xb380decb in ThreadWeaver::WorkingHardState::waitForAvailableJob (this=0x8c669b0, th=0x923dd28) at ../../../threadweaver/Weaver/WorkingHardState.cpp:80
#7  0xb380b03a in ThreadWeaver::WeaverImpl::waitForAvailableJob (this=0x8c98d28, th=0x923dd28) at ../../../threadweaver/Weaver/WeaverImpl.cpp:356
#8  0xb380dfcc in ThreadWeaver::WorkingHardState::applyForWork (this=0x8c669b0, th=0x923dd28) at ../../../threadweaver/Weaver/WorkingHardState.cpp:71
#9  0xb380af93 in ThreadWeaver::WeaverImpl::applyForWork (this=0x8c98d28, th=0x923dd28, previous=0xa660ca00) at ../../../threadweaver/Weaver/WeaverImpl.cpp:351
#10 0xb380cb14 in ThreadWeaver::ThreadRunHelper::run (this=0xa40ff304, parent=0x8c98d28, th=0x923dd28) at ../../../threadweaver/Weaver/Thread.cpp:87
#11 0xb380cbca in ThreadWeaver::Thread::run (this=0x923dd28) at ../../../threadweaver/Weaver/Thread.cpp:142
#12 0xb636c7b3 in QThreadPrivate::start (arg=0x923dd28) at thread/qthread_unix.cpp:331
#13 0xb3037d31 in start_thread () from /lib/i386-linux-gnu/libpthread.so.0
#14 0xb764a0ce in clone () from /lib/i386-linux-gnu/libc.so.6
Backtrace stopped: Not enough registers or memory available to unwind further

Thread 5 (Thread 0xa38feb70 (LWP 5875)):
#0  0xb778c424 in __kernel_vsyscall ()
#1  0xb303ba5c in pthread_cond_wait@@GLIBC_2.3.2 () from /lib/i386-linux-gnu/libpthread.so.0
#2  0xb7657cfc in pthread_cond_wait () from /lib/i386-linux-gnu/libc.so.6
#3  0xb636ccc0 in wait (time=4294967295, this=0x8c8f4b8) at thread/qwaitcondition_unix.cpp:88
#4  QWaitCondition::wait (this=0x8c98d40, mutex=0x8c7c278, time=4294967295) at thread/qwaitcondition_unix.cpp:160
#5  0xb380b406 in ThreadWeaver::WeaverImpl::blockThreadUntilJobsAreBeingAssigned (this=0x8c98d28, th=0xa4102360) at ../../../threadweaver/Weaver/WeaverImpl.cpp:365
#6  0xb380decb in ThreadWeaver::WorkingHardState::waitForAvailableJob (this=0x8c669b0, th=0xa4102360) at ../../../threadweaver/Weaver/WorkingHardState.cpp:80
#7  0xb380b03a in ThreadWeaver::WeaverImpl::waitForAvailableJob (this=0x8c98d28, th=0xa4102360) at ../../../threadweaver/Weaver/WeaverImpl.cpp:356
#8  0xb380dfcc in ThreadWeaver::WorkingHardState::applyForWork (this=0x8c669b0, th=0xa4102360) at ../../../threadweaver/Weaver/WorkingHardState.cpp:71
#9  0xb380af93 in ThreadWeaver::WeaverImpl::applyForWork (this=0x8c98d28, th=0xa4102360, previous=0xa4102308) at ../../../threadweaver/Weaver/WeaverImpl.cpp:351
#10 0xb380cb14 in ThreadWeaver::ThreadRunHelper::run (this=0xa38fe304, parent=0x8c98d28, th=0xa4102360) at ../../../threadweaver/Weaver/Thread.cpp:87
#11 0xb380cbca in ThreadWeaver::Thread::run (this=0xa4102360) at ../../../threadweaver/Weaver/Thread.cpp:142
#12 0xb636c7b3 in QThreadPrivate::start (arg=0xa4102360) at thread/qthread_unix.cpp:331
#13 0xb3037d31 in start_thread () from /lib/i386-linux-gnu/libpthread.so.0
#14 0xb764a0ce in clone () from /lib/i386-linux-gnu/libc.so.6
Backtrace stopped: Not enough registers or memory available to unwind further

Thread 4 (Thread 0xa30fdb70 (LWP 5876)):
#0  0xb778c424 in __kernel_vsyscall ()
#1  0xb303ba5c in pthread_cond_wait@@GLIBC_2.3.2 () from /lib/i386-linux-gnu/libpthread.so.0
#2  0xb7657cfc in pthread_cond_wait () from /lib/i386-linux-gnu/libc.so.6
#3  0xb636ccc0 in wait (time=4294967295, this=0x8c8f4b8) at thread/qwaitcondition_unix.cpp:88
#4  QWaitCondition::wait (this=0x8c98d40, mutex=0x8c7c278, time=4294967295) at thread/qwaitcondition_unix.cpp:160
#5  0xb380b406 in ThreadWeaver::WeaverImpl::blockThreadUntilJobsAreBeingAssigned (this=0x8c98d28, th=0x8df48b0) at ../../../threadweaver/Weaver/WeaverImpl.cpp:365
#6  0xb380decb in ThreadWeaver::WorkingHardState::waitForAvailableJob (this=0x8c669b0, th=0x8df48b0) at ../../../threadweaver/Weaver/WorkingHardState.cpp:80
#7  0xb380b03a in ThreadWeaver::WeaverImpl::waitForAvailableJob (this=0x8c98d28, th=0x8df48b0) at ../../../threadweaver/Weaver/WeaverImpl.cpp:356
#8  0xb380dfcc in ThreadWeaver::WorkingHardState::applyForWork (this=0x8c669b0, th=0x8df48b0) at ../../../threadweaver/Weaver/WorkingHardState.cpp:71
#9  0xb380af93 in ThreadWeaver::WeaverImpl::applyForWork (this=0x8c98d28, th=0x8df48b0, previous=0x97707a0) at ../../../threadweaver/Weaver/WeaverImpl.cpp:351
#10 0xb380cb14 in ThreadWeaver::ThreadRunHelper::run (this=0xa30fd304, parent=0x8c98d28, th=0x8df48b0) at ../../../threadweaver/Weaver/Thread.cpp:87
#11 0xb380cbca in ThreadWeaver::Thread::run (this=0x8df48b0) at ../../../threadweaver/Weaver/Thread.cpp:142
#12 0xb636c7b3 in QThreadPrivate::start (arg=0x8df48b0) at thread/qthread_unix.cpp:331
#13 0xb3037d31 in start_thread () from /lib/i386-linux-gnu/libpthread.so.0
#14 0xb764a0ce in clone () from /lib/i386-linux-gnu/libc.so.6
Backtrace stopped: Not enough registers or memory available to unwind further

Thread 3 (Thread 0xa28fcb70 (LWP 5877)):
#0  0xb778c424 in __kernel_vsyscall ()
#1  0xb303ba5c in pthread_cond_wait@@GLIBC_2.3.2 () from /lib/i386-linux-gnu/libpthread.so.0
#2  0xb7657cfc in pthread_cond_wait () from /lib/i386-linux-gnu/libc.so.6
#3  0xb636ccc0 in wait (time=4294967295, this=0x8c8f4b8) at thread/qwaitcondition_unix.cpp:88
#4  QWaitCondition::wait (this=0x8c98d40, mutex=0x8c7c278, time=4294967295) at thread/qwaitcondition_unix.cpp:160
#5  0xb380b406 in ThreadWeaver::WeaverImpl::blockThreadUntilJobsAreBeingAssigned (this=0x8c98d28, th=0x9254600) at ../../../threadweaver/Weaver/WeaverImpl.cpp:365
#6  0xb380decb in ThreadWeaver::WorkingHardState::waitForAvailableJob (this=0x8c669b0, th=0x9254600) at ../../../threadweaver/Weaver/WorkingHardState.cpp:80
#7  0xb380b03a in ThreadWeaver::WeaverImpl::waitForAvailableJob (this=0x8c98d28, th=0x9254600) at ../../../threadweaver/Weaver/WeaverImpl.cpp:356
#8  0xb380dfcc in ThreadWeaver::WorkingHardState::applyForWork (this=0x8c669b0, th=0x9254600) at ../../../threadweaver/Weaver/WorkingHardState.cpp:71
#9  0xb380af93 in ThreadWeaver::WeaverImpl::applyForWork (this=0x8c98d28, th=0x9254600, previous=0x0) at ../../../threadweaver/Weaver/WeaverImpl.cpp:351
#10 0xb380cb14 in ThreadWeaver::ThreadRunHelper::run (this=0xa28fc304, parent=0x8c98d28, th=0x9254600) at ../../../threadweaver/Weaver/Thread.cpp:87
#11 0xb380cbca in ThreadWeaver::Thread::run (this=0x9254600) at ../../../threadweaver/Weaver/Thread.cpp:142
#12 0xb636c7b3 in QThreadPrivate::start (arg=0x9254600) at thread/qthread_unix.cpp:331
#13 0xb3037d31 in start_thread () from /lib/i386-linux-gnu/libpthread.so.0
#14 0xb764a0ce in clone () from /lib/i386-linux-gnu/libc.so.6
Backtrace stopped: Not enough registers or memory available to unwind further

Thread 2 (Thread 0xa20fbb70 (LWP 5878)):
#0  0xb778c424 in __kernel_vsyscall ()
#1  0xb303ba5c in pthread_cond_wait@@GLIBC_2.3.2 () from /lib/i386-linux-gnu/libpthread.so.0
#2  0xb7657cfc in pthread_cond_wait () from /lib/i386-linux-gnu/libc.so.6
#3  0xb636ccc0 in wait (time=4294967295, this=0x8c8f4b8) at thread/qwaitcondition_unix.cpp:88
#4  QWaitCondition::wait (this=0x8c98d40, mutex=0x8c7c278, time=4294967295) at thread/qwaitcondition_unix.cpp:160
#5  0xb380b406 in ThreadWeaver::WeaverImpl::blockThreadUntilJobsAreBeingAssigned (this=0x8c98d28, th=0xa4104708) at ../../../threadweaver/Weaver/WeaverImpl.cpp:365
#6  0xb380decb in ThreadWeaver::WorkingHardState::waitForAvailableJob (this=0x8c669b0, th=0xa4104708) at ../../../threadweaver/Weaver/WorkingHardState.cpp:80
#7  0xb380b03a in ThreadWeaver::WeaverImpl::waitForAvailableJob (this=0x8c98d28, th=0xa4104708) at ../../../threadweaver/Weaver/WeaverImpl.cpp:356
#8  0xb380dfcc in ThreadWeaver::WorkingHardState::applyForWork (this=0x8c669b0, th=0xa4104708) at ../../../threadweaver/Weaver/WorkingHardState.cpp:71
#9  0xb380af93 in ThreadWeaver::WeaverImpl::applyForWork (this=0x8c98d28, th=0xa4104708, previous=0x0) at ../../../threadweaver/Weaver/WeaverImpl.cpp:351
#10 0xb380cb14 in ThreadWeaver::ThreadRunHelper::run (this=0xa20fb304, parent=0x8c98d28, th=0xa4104708) at ../../../threadweaver/Weaver/Thread.cpp:87
#11 0xb380cbca in ThreadWeaver::Thread::run (this=0xa4104708) at ../../../threadweaver/Weaver/Thread.cpp:142
#12 0xb636c7b3 in QThreadPrivate::start (arg=0xa4104708) at thread/qthread_unix.cpp:331
#13 0xb3037d31 in start_thread () from /lib/i386-linux-gnu/libpthread.so.0
#14 0xb764a0ce in clone () from /lib/i386-linux-gnu/libc.so.6
Backtrace stopped: Not enough registers or memory available to unwind further

Thread 1 (Thread 0xb1f01b20 (LWP 1755)):
[KCrash Handler]
#7  operator== (value=0, this=0x9) at /usr/include/qt4/QtCore/qbasicatomic.h:70
#8  isNull (this=0x8f421d8) at /usr/include/qt4/QtCore/qsharedpointer_impl.h:568
#9  operator! (this=0x8f421d8) at /usr/include/qt4/QtCore/qsharedpointer_impl.h:574
#10 TaskManager::TaskItem::task (this=0x9c4b040) at ../../../libs/taskmanager/taskitem.cpp:113
#11 0xb0b7e662 in WindowTaskItem::publishIconGeometry (this=0x90cbdd0) at ../../../../../plasma/desktop/applets/tasks/windowtaskitem.cpp:120
#12 0xb0b8f688 in AbstractTaskItem::timerEvent (this=0x90cbdd0, event=0xbfce47ec) at ../../../../../plasma/desktop/applets/tasks/abstracttaskitem.cpp:439
#13 0xb647f994 in QObject::event (this=0x90cbdd0, e=0xbfce47ec) at kernel/qobject.cpp:1181
#14 0xb6051bd4 in QGraphicsWidget::event (this=0x90cbdd0, event=0xbfce47ec) at graphicsview/qgraphicswidget.cpp:1455
#15 0xb5992d54 in notify_helper (e=0xbfce47ec, receiver=0x90cbdd0, this=0x84be0e8) at kernel/qapplication.cpp:4486
#16 QApplicationPrivate::notify_helper (this=0x84be0e8, receiver=0x90cbdd0, e=0xbfce47ec) at kernel/qapplication.cpp:4458
#17 0xb5998103 in QApplication::notify (this=0xbfce47ec, receiver=0x90cbdd0, e=0xbfce47ec) at kernel/qapplication.cpp:3886
#18 0xb6acc681 in KApplication::notify (this=0x84af748, receiver=0x90cbdd0, event=0xbfce47ec) at ../../kdeui/kernel/kapplication.cpp:311
#19 0xb646719e in QCoreApplication::notifyInternal (this=0x84af748, receiver=0x90cbdd0, event=0xbfce47ec) at kernel/qcoreapplication.cpp:787
#20 0xb6497c10 in sendEvent (event=0xbfce47ec, receiver=<optimized out>) at ../../include/QtCore/../../src/corelib/kernel/qcoreapplication.h:215
#21 QTimerInfoList::activateTimers (this=0x84c0a34) at kernel/qeventdispatcher_unix.cpp:603
#22 0xb6495155 in timerSourceDispatch (source=<optimized out>) at kernel/qeventdispatcher_glib.cpp:184
#23 idleTimerSourceDispatch (source=0x84c0a68) at kernel/qeventdispatcher_glib.cpp:231
#24 0xb2f1d25f in g_main_context_dispatch () from /lib/i386-linux-gnu/libglib-2.0.so.0
#25 0xb2f1d990 in ?? () from /lib/i386-linux-gnu/libglib-2.0.so.0
#26 0xb2f1dc2a in g_main_context_iteration () from /lib/i386-linux-gnu/libglib-2.0.so.0
#27 0xb6495ada in QEventDispatcherGlib::processEvents (this=0x8471218, flags=...) at kernel/qeventdispatcher_glib.cpp:422
#28 0xb5a4ae3a in QGuiEventDispatcherGlib::processEvents (this=0x8471218, flags=...) at kernel/qguieventdispatcher_glib.cpp:204
#29 0xb64661dd in QEventLoop::processEvents (this=0xbfce4a64, flags=...) at kernel/qeventloop.cpp:149
#30 0xb6466421 in QEventLoop::exec (this=0xbfce4a64, flags=...) at kernel/qeventloop.cpp:201
#31 0xb646b19d in QCoreApplication::exec () at kernel/qcoreapplication.cpp:1064
#32 0xb59908f4 in QApplication::exec () at kernel/qapplication.cpp:3760
#33 0xb774118b in kdemain (argc=1, argv=0xbfce4c64) at ../../../../plasma/desktop/shell/main.cpp:120
#34 0x0804850b in main (argc=1, argv=0xbfce4c64) at plasma-desktop_dummy.cpp:3

Possible duplicates by query: bug 291530, bug 291439, bug 291392, bug 291377, bug 291295.

Reported using DrKonqi
Comment 1 Jekyll Wu 2012-01-15 10:57:17 UTC 

*** This bug has been marked as a duplicate of bug 272495 ***