Bug 300818

Summary: lancelot crashed when opening "disk utility"
Product: [Unmaintained] plasma4 Reporter: Luis Alberto Arriola <laarriola>
Component: widget-lancelotAssignee: Ivan Čukić <ivan.cukic>
Status: RESOLVED DUPLICATE    
Severity: crash CC: adaptee, thijs22nospam
Priority: NOR    
Version First Reported In: 4.8.2   
Target Milestone: ---   
Platform: Ubuntu   
OS: Linux   
Latest Commit: Version Fixed/Implemented In:
Sentry Crash Report:

Description Luis Alberto Arriola 2012-05-29 15:45:27 UTC 
Application: lancelot (1.9.5)
KDE Platform Version: 4.8.2 (4.8.2)
Qt Version: 4.8.1
Operating System: Linux 3.2.0-24-generic-pae i686
Distribution: Ubuntu 12.04 LTS

-- Information about the crash:
- What I was doing when the application crashed:

Just trying to open "disk utility" to format a USB stick, Lancetod chashed when clkicked over icon...

-- Backtrace:
Application: Lancelot (lancelot), signal: Segmentation fault
Using host libthread_db library "/lib/i386-linux-gnu/libthread_db.so.1".
[Current thread is 1 (Thread 0xb17e4b00 (LWP 3037))]

Thread 11 (Thread 0xaed94b40 (LWP 3038)):
#0  __libc_enable_asynccancel () at ../nptl/cancellation.c:44
#1  0xb5834368 in __GI___poll (fds=0xae402278, nfds=1, timeout=-1) at ../sysdeps/unix/sysv/linux/poll.c:85
#2  0xb299ca3b in g_poll () from /lib/i386-linux-gnu/libglib-2.0.so.0
#3  0xb298f06e in ?? () from /lib/i386-linux-gnu/libglib-2.0.so.0
#4  0xb298f1c1 in g_main_context_iteration () from /lib/i386-linux-gnu/libglib-2.0.so.0
#5  0xb5b928e7 in QEventDispatcherGlib::processEvents (this=0xae400468, flags=...) at kernel/qeventdispatcher_glib.cpp:426
#6  0xb5b5e50d in QEventLoop::processEvents (this=0xaed94240, flags=...) at kernel/qeventloop.cpp:149
#7  0xb5b5e7a9 in QEventLoop::exec (this=0xaed94240, flags=...) at kernel/qeventloop.cpp:204
#8  0xb5a4794c in QThread::exec (this=0x8b1dc40) at thread/qthread.cpp:501
#9  0xb5b3bb5d in QInotifyFileSystemWatcherEngine::run (this=0x8b1dc40) at io/qfilesystemwatcher_inotify.cpp:248
#10 0xb5a4ade0 in QThreadPrivate::start (arg=0x8b1dc40) at thread/qthread_unix.cpp:298
#11 0xb2a9ad4c in start_thread (arg=0xaed94b40) at pthread_create.c:308
#12 0xb5842ace in clone () at ../sysdeps/unix/sysv/linux/i386/clone.S:130

Thread 10 (Thread 0xae092b40 (LWP 3039)):
#0  0xb58505d7 in pthread_mutex_lock (mutex=0xad700550) at forward.c:182
#1  0xb29ce390 in g_mutex_lock () from /lib/i386-linux-gnu/libglib-2.0.so.0
#2  0xb298e0c9 in g_main_context_acquire () from /lib/i386-linux-gnu/libglib-2.0.so.0
#3  0xb298ef18 in ?? () from /lib/i386-linux-gnu/libglib-2.0.so.0
#4  0xb298f1c1 in g_main_context_iteration () from /lib/i386-linux-gnu/libglib-2.0.so.0
#5  0xb5b928e7 in QEventDispatcherGlib::processEvents (this=0xad700468, flags=...) at kernel/qeventdispatcher_glib.cpp:426
#6  0xb5b5e50d in QEventLoop::processEvents (this=0xae092240, flags=...) at kernel/qeventloop.cpp:149
#7  0xb5b5e7a9 in QEventLoop::exec (this=0xae092240, flags=...) at kernel/qeventloop.cpp:204
#8  0xb5a4794c in QThread::exec (this=0x8db7fb0) at thread/qthread.cpp:501
#9  0xb5b3bb5d in QInotifyFileSystemWatcherEngine::run (this=0x8db7fb0) at io/qfilesystemwatcher_inotify.cpp:248
#10 0xb5a4ade0 in QThreadPrivate::start (arg=0x8db7fb0) at thread/qthread_unix.cpp:298
#11 0xb2a9ad4c in start_thread (arg=0xae092b40) at pthread_create.c:308
#12 0xb5842ace in clone () at ../sysdeps/unix/sysv/linux/i386/clone.S:130

Thread 9 (Thread 0xa18f9b40 (LWP 5987)):
#0  0xb7731424 in __kernel_vsyscall ()
#1  0xb2a9e96b in pthread_cond_wait@@GLIBC_2.3.2 () at ../nptl/sysdeps/unix/sysv/linux/i386/i686/../i486/pthread_cond_wait.S:169
#2  0xb58503dc in __pthread_cond_wait (cond=0x8e14000, mutex=0x8e13fe8) at forward.c:139
#3  0xb5a4b350 in wait (time=4294967295, this=0x8e13fe8) at thread/qwaitcondition_unix.cpp:86
#4  QWaitCondition::wait (this=0x8e179d8, mutex=0x8d8fc98, time=4294967295) at thread/qwaitcondition_unix.cpp:158
#5  0xb32f4acc in ThreadWeaver::WeaverImpl::blockThreadUntilJobsAreBeingAssigned (this=0x8e179c0, th=0x94a0880) at ../../../threadweaver/Weaver/WeaverImpl.cpp:365
#6  0xb32f795b in ThreadWeaver::WorkingHardState::waitForAvailableJob (this=0x8dd2280, th=0x94a0880) at ../../../threadweaver/Weaver/WorkingHardState.cpp:80
#7  0xb32f463a in ThreadWeaver::WeaverImpl::waitForAvailableJob (this=0x8e179c0, th=0x94a0880) at ../../../threadweaver/Weaver/WeaverImpl.cpp:356
#8  0xb32f7a5c in ThreadWeaver::WorkingHardState::applyForWork (this=0x8dd2280, th=0x94a0880) at ../../../threadweaver/Weaver/WorkingHardState.cpp:71
#9  0xb32f4533 in ThreadWeaver::WeaverImpl::applyForWork (this=0x8e179c0, th=0x94a0880, previous=0x0) at ../../../threadweaver/Weaver/WeaverImpl.cpp:351
#10 0xb32f7a78 in ThreadWeaver::WorkingHardState::applyForWork (this=0x8dd2280, th=0x94a0880) at ../../../threadweaver/Weaver/WorkingHardState.cpp:74
#11 0xb32f4533 in ThreadWeaver::WeaverImpl::applyForWork (this=0x8e179c0, th=0x94a0880, previous=0x92c5608) at ../../../threadweaver/Weaver/WeaverImpl.cpp:351
#12 0xb32f64e4 in ThreadWeaver::ThreadRunHelper::run (this=0xa18f92a4, parent=0x8e179c0, th=0x94a0880) at ../../../threadweaver/Weaver/Thread.cpp:87
#13 0xb32f659a in ThreadWeaver::Thread::run (this=0x94a0880) at ../../../threadweaver/Weaver/Thread.cpp:142
#14 0xb5a4ade0 in QThreadPrivate::start (arg=0x94a0880) at thread/qthread_unix.cpp:298
#15 0xb2a9ad4c in start_thread (arg=0xa18f9b40) at pthread_create.c:308
#16 0xb5842ace in clone () at ../sysdeps/unix/sysv/linux/i386/clone.S:130

Thread 8 (Thread 0xa0ef8b40 (LWP 5988)):
#0  0xb7731424 in __kernel_vsyscall ()
#1  0xb2a9e96b in pthread_cond_wait@@GLIBC_2.3.2 () at ../nptl/sysdeps/unix/sysv/linux/i386/i686/../i486/pthread_cond_wait.S:169
#2  0xb58503dc in __pthread_cond_wait (cond=0x8e14000, mutex=0x8e13fe8) at forward.c:139
#3  0xb5a4b350 in wait (time=4294967295, this=0x8e13fe8) at thread/qwaitcondition_unix.cpp:86
#4  QWaitCondition::wait (this=0x8e179d8, mutex=0x8d8fc98, time=4294967295) at thread/qwaitcondition_unix.cpp:158
#5  0xb32f4acc in ThreadWeaver::WeaverImpl::blockThreadUntilJobsAreBeingAssigned (this=0x8e179c0, th=0x94e24b8) at ../../../threadweaver/Weaver/WeaverImpl.cpp:365
#6  0xb32f795b in ThreadWeaver::WorkingHardState::waitForAvailableJob (this=0x8dd2280, th=0x94e24b8) at ../../../threadweaver/Weaver/WorkingHardState.cpp:80
#7  0xb32f463a in ThreadWeaver::WeaverImpl::waitForAvailableJob (this=0x8e179c0, th=0x94e24b8) at ../../../threadweaver/Weaver/WeaverImpl.cpp:356
#8  0xb32f7a5c in ThreadWeaver::WorkingHardState::applyForWork (this=0x8dd2280, th=0x94e24b8) at ../../../threadweaver/Weaver/WorkingHardState.cpp:71
#9  0xb32f4533 in ThreadWeaver::WeaverImpl::applyForWork (this=0x8e179c0, th=0x94e24b8, previous=0x0) at ../../../threadweaver/Weaver/WeaverImpl.cpp:351
#10 0xb32f7a78 in ThreadWeaver::WorkingHardState::applyForWork (this=0x8dd2280, th=0x94e24b8) at ../../../threadweaver/Weaver/WorkingHardState.cpp:74
#11 0xb32f4533 in ThreadWeaver::WeaverImpl::applyForWork (this=0x8e179c0, th=0x94e24b8, previous=0x8ba4c28) at ../../../threadweaver/Weaver/WeaverImpl.cpp:351
#12 0xb32f64e4 in ThreadWeaver::ThreadRunHelper::run (this=0xa0ef82a4, parent=0x8e179c0, th=0x94e24b8) at ../../../threadweaver/Weaver/Thread.cpp:87
#13 0xb32f659a in ThreadWeaver::Thread::run (this=0x94e24b8) at ../../../threadweaver/Weaver/Thread.cpp:142
#14 0xb5a4ade0 in QThreadPrivate::start (arg=0x94e24b8) at thread/qthread_unix.cpp:298
#15 0xb2a9ad4c in start_thread (arg=0xa0ef8b40) at pthread_create.c:308
#16 0xb5842ace in clone () at ../sysdeps/unix/sysv/linux/i386/clone.S:130

Thread 7 (Thread 0xa04ffb40 (LWP 5989)):
#0  0xb7731424 in __kernel_vsyscall ()
#1  0xb2a9e96b in pthread_cond_wait@@GLIBC_2.3.2 () at ../nptl/sysdeps/unix/sysv/linux/i386/i686/../i486/pthread_cond_wait.S:169
#2  0xb58503dc in __pthread_cond_wait (cond=0x8e14000, mutex=0x8e13fe8) at forward.c:139
#3  0xb5a4b350 in wait (time=4294967295, this=0x8e13fe8) at thread/qwaitcondition_unix.cpp:86
#4  QWaitCondition::wait (this=0x8e179d8, mutex=0x8d8fc98, time=4294967295) at thread/qwaitcondition_unix.cpp:158
#5  0xb32f4acc in ThreadWeaver::WeaverImpl::blockThreadUntilJobsAreBeingAssigned (this=0x8e179c0, th=0x955a670) at ../../../threadweaver/Weaver/WeaverImpl.cpp:365
#6  0xb32f795b in ThreadWeaver::WorkingHardState::waitForAvailableJob (this=0x8dd2280, th=0x955a670) at ../../../threadweaver/Weaver/WorkingHardState.cpp:80
#7  0xb32f463a in ThreadWeaver::WeaverImpl::waitForAvailableJob (this=0x8e179c0, th=0x955a670) at ../../../threadweaver/Weaver/WeaverImpl.cpp:356
#8  0xb32f7a5c in ThreadWeaver::WorkingHardState::applyForWork (this=0x8dd2280, th=0x955a670) at ../../../threadweaver/Weaver/WorkingHardState.cpp:71
#9  0xb32f4533 in ThreadWeaver::WeaverImpl::applyForWork (this=0x8e179c0, th=0x955a670, previous=0x8c0ad10) at ../../../threadweaver/Weaver/WeaverImpl.cpp:351
#10 0xb32f64e4 in ThreadWeaver::ThreadRunHelper::run (this=0xa04ff2a4, parent=0x8e179c0, th=0x955a670) at ../../../threadweaver/Weaver/Thread.cpp:87
#11 0xb32f659a in ThreadWeaver::Thread::run (this=0x955a670) at ../../../threadweaver/Weaver/Thread.cpp:142
#12 0xb5a4ade0 in QThreadPrivate::start (arg=0x955a670) at thread/qthread_unix.cpp:298
#13 0xb2a9ad4c in start_thread (arg=0xa04ffb40) at pthread_create.c:308
#14 0xb5842ace in clone () at ../sysdeps/unix/sysv/linux/i386/clone.S:130

Thread 6 (Thread 0x9faffb40 (LWP 5990)):
#0  0xb7731424 in __kernel_vsyscall ()
#1  0xb2a9e96b in pthread_cond_wait@@GLIBC_2.3.2 () at ../nptl/sysdeps/unix/sysv/linux/i386/i686/../i486/pthread_cond_wait.S:169
#2  0xb58503dc in __pthread_cond_wait (cond=0x8e14000, mutex=0x8e13fe8) at forward.c:139
#3  0xb5a4b350 in wait (time=4294967295, this=0x8e13fe8) at thread/qwaitcondition_unix.cpp:86
#4  QWaitCondition::wait (this=0x8e179d8, mutex=0x8d8fc98, time=4294967295) at thread/qwaitcondition_unix.cpp:158
#5  0xb32f4acc in ThreadWeaver::WeaverImpl::blockThreadUntilJobsAreBeingAssigned (this=0x8e179c0, th=0x90b13e0) at ../../../threadweaver/Weaver/WeaverImpl.cpp:365
#6  0xb32f795b in ThreadWeaver::WorkingHardState::waitForAvailableJob (this=0x8dd2280, th=0x90b13e0) at ../../../threadweaver/Weaver/WorkingHardState.cpp:80
#7  0xb32f463a in ThreadWeaver::WeaverImpl::waitForAvailableJob (this=0x8e179c0, th=0x90b13e0) at ../../../threadweaver/Weaver/WeaverImpl.cpp:356
#8  0xb32f7a5c in ThreadWeaver::WorkingHardState::applyForWork (this=0x8dd2280, th=0x90b13e0) at ../../../threadweaver/Weaver/WorkingHardState.cpp:71
#9  0xb32f4533 in ThreadWeaver::WeaverImpl::applyForWork (this=0x8e179c0, th=0x90b13e0, previous=0x0) at ../../../threadweaver/Weaver/WeaverImpl.cpp:351
#10 0xb32f7a78 in ThreadWeaver::WorkingHardState::applyForWork (this=0x8dd2280, th=0x90b13e0) at ../../../threadweaver/Weaver/WorkingHardState.cpp:74
#11 0xb32f4533 in ThreadWeaver::WeaverImpl::applyForWork (this=0x8e179c0, th=0x90b13e0, previous=0x914aac0) at ../../../threadweaver/Weaver/WeaverImpl.cpp:351
#12 0xb32f64e4 in ThreadWeaver::ThreadRunHelper::run (this=0x9faff2a4, parent=0x8e179c0, th=0x90b13e0) at ../../../threadweaver/Weaver/Thread.cpp:87
#13 0xb32f659a in ThreadWeaver::Thread::run (this=0x90b13e0) at ../../../threadweaver/Weaver/Thread.cpp:142
#14 0xb5a4ade0 in QThreadPrivate::start (arg=0x90b13e0) at thread/qthread_unix.cpp:298
#15 0xb2a9ad4c in start_thread (arg=0x9faffb40) at pthread_create.c:308
#16 0xb5842ace in clone () at ../sysdeps/unix/sysv/linux/i386/clone.S:130

Thread 5 (Thread 0x9f0ffb40 (LWP 5991)):
#0  0xb7731424 in __kernel_vsyscall ()
#1  0xb2a9e96b in pthread_cond_wait@@GLIBC_2.3.2 () at ../nptl/sysdeps/unix/sysv/linux/i386/i686/../i486/pthread_cond_wait.S:169
#2  0xb58503dc in __pthread_cond_wait (cond=0x8e14000, mutex=0x8e13fe8) at forward.c:139
#3  0xb5a4b350 in wait (time=4294967295, this=0x8e13fe8) at thread/qwaitcondition_unix.cpp:86
#4  QWaitCondition::wait (this=0x8e179d8, mutex=0x8d8fc98, time=4294967295) at thread/qwaitcondition_unix.cpp:158
#5  0xb32f4acc in ThreadWeaver::WeaverImpl::blockThreadUntilJobsAreBeingAssigned (this=0x8e179c0, th=0x955aa78) at ../../../threadweaver/Weaver/WeaverImpl.cpp:365
#6  0xb32f795b in ThreadWeaver::WorkingHardState::waitForAvailableJob (this=0x8dd2280, th=0x955aa78) at ../../../threadweaver/Weaver/WorkingHardState.cpp:80
#7  0xb32f463a in ThreadWeaver::WeaverImpl::waitForAvailableJob (this=0x8e179c0, th=0x955aa78) at ../../../threadweaver/Weaver/WeaverImpl.cpp:356
#8  0xb32f7a5c in ThreadWeaver::WorkingHardState::applyForWork (this=0x8dd2280, th=0x955aa78) at ../../../threadweaver/Weaver/WorkingHardState.cpp:71
#9  0xb32f4533 in ThreadWeaver::WeaverImpl::applyForWork (this=0x8e179c0, th=0x955aa78, previous=0x9006ec0) at ../../../threadweaver/Weaver/WeaverImpl.cpp:351
#10 0xb32f64e4 in ThreadWeaver::ThreadRunHelper::run (this=0x9f0ff2a4, parent=0x8e179c0, th=0x955aa78) at ../../../threadweaver/Weaver/Thread.cpp:87
#11 0xb32f659a in ThreadWeaver::Thread::run (this=0x955aa78) at ../../../threadweaver/Weaver/Thread.cpp:142
#12 0xb5a4ade0 in QThreadPrivate::start (arg=0x955aa78) at thread/qthread_unix.cpp:298
#13 0xb2a9ad4c in start_thread (arg=0x9f0ffb40) at pthread_create.c:308
#14 0xb5842ace in clone () at ../sysdeps/unix/sysv/linux/i386/clone.S:130

Thread 4 (Thread 0x9e8feb40 (LWP 5992)):
#0  0xb7731424 in __kernel_vsyscall ()
#1  0xb2a9e96b in pthread_cond_wait@@GLIBC_2.3.2 () at ../nptl/sysdeps/unix/sysv/linux/i386/i686/../i486/pthread_cond_wait.S:169
#2  0xb58503dc in __pthread_cond_wait (cond=0x8e14000, mutex=0x8e13fe8) at forward.c:139
#3  0xb5a4b350 in wait (time=4294967295, this=0x8e13fe8) at thread/qwaitcondition_unix.cpp:86
#4  QWaitCondition::wait (this=0x8e179d8, mutex=0x8d8fc98, time=4294967295) at thread/qwaitcondition_unix.cpp:158
#5  0xb32f4acc in ThreadWeaver::WeaverImpl::blockThreadUntilJobsAreBeingAssigned (this=0x8e179c0, th=0x8ba1b50) at ../../../threadweaver/Weaver/WeaverImpl.cpp:365
#6  0xb32f795b in ThreadWeaver::WorkingHardState::waitForAvailableJob (this=0x8dd2280, th=0x8ba1b50) at ../../../threadweaver/Weaver/WorkingHardState.cpp:80
#7  0xb32f463a in ThreadWeaver::WeaverImpl::waitForAvailableJob (this=0x8e179c0, th=0x8ba1b50) at ../../../threadweaver/Weaver/WeaverImpl.cpp:356
#8  0xb32f7a5c in ThreadWeaver::WorkingHardState::applyForWork (this=0x8dd2280, th=0x8ba1b50) at ../../../threadweaver/Weaver/WorkingHardState.cpp:71
#9  0xb32f4533 in ThreadWeaver::WeaverImpl::applyForWork (this=0x8e179c0, th=0x8ba1b50, previous=0x0) at ../../../threadweaver/Weaver/WeaverImpl.cpp:351
#10 0xb32f7a78 in ThreadWeaver::WorkingHardState::applyForWork (this=0x8dd2280, th=0x8ba1b50) at ../../../threadweaver/Weaver/WorkingHardState.cpp:74
#11 0xb32f4533 in ThreadWeaver::WeaverImpl::applyForWork (this=0x8e179c0, th=0x8ba1b50, previous=0x92a8bb0) at ../../../threadweaver/Weaver/WeaverImpl.cpp:351
#12 0xb32f64e4 in ThreadWeaver::ThreadRunHelper::run (this=0x9e8fe2a4, parent=0x8e179c0, th=0x8ba1b50) at ../../../threadweaver/Weaver/Thread.cpp:87
#13 0xb32f659a in ThreadWeaver::Thread::run (this=0x8ba1b50) at ../../../threadweaver/Weaver/Thread.cpp:142
#14 0xb5a4ade0 in QThreadPrivate::start (arg=0x8ba1b50) at thread/qthread_unix.cpp:298
#15 0xb2a9ad4c in start_thread (arg=0x9e8feb40) at pthread_create.c:308
#16 0xb5842ace in clone () at ../sysdeps/unix/sysv/linux/i386/clone.S:130

Thread 3 (Thread 0x9e0fdb40 (LWP 5993)):
#0  0xb7731424 in __kernel_vsyscall ()
#1  0xb2a9e96b in pthread_cond_wait@@GLIBC_2.3.2 () at ../nptl/sysdeps/unix/sysv/linux/i386/i686/../i486/pthread_cond_wait.S:169
#2  0xb58503dc in __pthread_cond_wait (cond=0x8e14000, mutex=0x8e13fe8) at forward.c:139
#3  0xb5a4b350 in wait (time=4294967295, this=0x8e13fe8) at thread/qwaitcondition_unix.cpp:86
#4  QWaitCondition::wait (this=0x8e179d8, mutex=0x8d8fc98, time=4294967295) at thread/qwaitcondition_unix.cpp:158
#5  0xb32f4acc in ThreadWeaver::WeaverImpl::blockThreadUntilJobsAreBeingAssigned (this=0x8e179c0, th=0x8b96170) at ../../../threadweaver/Weaver/WeaverImpl.cpp:365
#6  0xb32f795b in ThreadWeaver::WorkingHardState::waitForAvailableJob (this=0x8dd2280, th=0x8b96170) at ../../../threadweaver/Weaver/WorkingHardState.cpp:80
#7  0xb32f463a in ThreadWeaver::WeaverImpl::waitForAvailableJob (this=0x8e179c0, th=0x8b96170) at ../../../threadweaver/Weaver/WeaverImpl.cpp:356
#8  0xb32f7a5c in ThreadWeaver::WorkingHardState::applyForWork (this=0x8dd2280, th=0x8b96170) at ../../../threadweaver/Weaver/WorkingHardState.cpp:71
#9  0xb32f4533 in ThreadWeaver::WeaverImpl::applyForWork (this=0x8e179c0, th=0x8b96170, previous=0x0) at ../../../threadweaver/Weaver/WeaverImpl.cpp:351
#10 0xb32f7a78 in ThreadWeaver::WorkingHardState::applyForWork (this=0x8dd2280, th=0x8b96170) at ../../../threadweaver/Weaver/WorkingHardState.cpp:74
#11 0xb32f4533 in ThreadWeaver::WeaverImpl::applyForWork (this=0x8e179c0, th=0x8b96170, previous=0x95c19e8) at ../../../threadweaver/Weaver/WeaverImpl.cpp:351
#12 0xb32f64e4 in ThreadWeaver::ThreadRunHelper::run (this=0x9e0fd2a4, parent=0x8e179c0, th=0x8b96170) at ../../../threadweaver/Weaver/Thread.cpp:87
#13 0xb32f659a in ThreadWeaver::Thread::run (this=0x8b96170) at ../../../threadweaver/Weaver/Thread.cpp:142
#14 0xb5a4ade0 in QThreadPrivate::start (arg=0x8b96170) at thread/qthread_unix.cpp:298
#15 0xb2a9ad4c in start_thread (arg=0x9e0fdb40) at pthread_create.c:308
#16 0xb5842ace in clone () at ../sysdeps/unix/sysv/linux/i386/clone.S:130

Thread 2 (Thread 0x9d8fcb40 (LWP 5994)):
#0  0xb7731424 in __kernel_vsyscall ()
#1  0xb2a9e96b in pthread_cond_wait@@GLIBC_2.3.2 () at ../nptl/sysdeps/unix/sysv/linux/i386/i686/../i486/pthread_cond_wait.S:169
#2  0xb58503dc in __pthread_cond_wait (cond=0x8e14000, mutex=0x8e13fe8) at forward.c:139
#3  0xb5a4b350 in wait (time=4294967295, this=0x8e13fe8) at thread/qwaitcondition_unix.cpp:86
#4  QWaitCondition::wait (this=0x8e179d8, mutex=0x8d8fc98, time=4294967295) at thread/qwaitcondition_unix.cpp:158
#5  0xb32f4acc in ThreadWeaver::WeaverImpl::blockThreadUntilJobsAreBeingAssigned (this=0x8e179c0, th=0x94a69e8) at ../../../threadweaver/Weaver/WeaverImpl.cpp:365
#6  0xb32f795b in ThreadWeaver::WorkingHardState::waitForAvailableJob (this=0x8dd2280, th=0x94a69e8) at ../../../threadweaver/Weaver/WorkingHardState.cpp:80
#7  0xb32f463a in ThreadWeaver::WeaverImpl::waitForAvailableJob (this=0x8e179c0, th=0x94a69e8) at ../../../threadweaver/Weaver/WeaverImpl.cpp:356
#8  0xb32f7a5c in ThreadWeaver::WorkingHardState::applyForWork (this=0x8dd2280, th=0x94a69e8) at ../../../threadweaver/Weaver/WorkingHardState.cpp:71
#9  0xb32f4533 in ThreadWeaver::WeaverImpl::applyForWork (this=0x8e179c0, th=0x94a69e8, previous=0x0) at ../../../threadweaver/Weaver/WeaverImpl.cpp:351
#10 0xb32f7a78 in ThreadWeaver::WorkingHardState::applyForWork (this=0x8dd2280, th=0x94a69e8) at ../../../threadweaver/Weaver/WorkingHardState.cpp:74
#11 0xb32f4533 in ThreadWeaver::WeaverImpl::applyForWork (this=0x8e179c0, th=0x94a69e8, previous=0x95c07a8) at ../../../threadweaver/Weaver/WeaverImpl.cpp:351
#12 0xb32f64e4 in ThreadWeaver::ThreadRunHelper::run (this=0x9d8fc2a4, parent=0x8e179c0, th=0x94a69e8) at ../../../threadweaver/Weaver/Thread.cpp:87
#13 0xb32f659a in ThreadWeaver::Thread::run (this=0x94a69e8) at ../../../threadweaver/Weaver/Thread.cpp:142
#14 0xb5a4ade0 in QThreadPrivate::start (arg=0x94a69e8) at thread/qthread_unix.cpp:298
#15 0xb2a9ad4c in start_thread (arg=0x9d8fcb40) at pthread_create.c:308
#16 0xb5842ace in clone () at ../sysdeps/unix/sysv/linux/i386/clone.S:130

Thread 1 (Thread 0xb17e4b00 (LWP 3037)):
[KCrash Handler]
#7  QReadWriteLock::~QReadWriteLock (this=0x15, __in_chrg=<optimized out>) at thread/qreadwritelock.cpp:137
#8  0xb72bbd5f in ~QueryMatchPrivate (this=0xa1a223d0, __in_chrg=<optimized out>) at ../../plasma/querymatch.cpp:72
#9  ~QSharedDataPointer (this=0xbfd8e9fc, __in_chrg=<optimized out>) at /usr/include/qt4/QtCore/qshareddata.h:90
#10 Plasma::QueryMatch::~QueryMatch (this=0xbfd8e9fc, __in_chrg=<optimized out>) at ../../plasma/querymatch.cpp:100
#11 0xb72d31a3 in Plasma::RunnerManager::run (this=0x8b21500, id=...) at ../../plasma/runnermanager.cpp:590
#12 0xb7094041 in Lancelot::Models::Runner::activate (this=0x8d8f368, index=0) at ../../../libs/lancelot-datamodels/Runner.cpp:210
#13 0xb71054ce in Lancelot::ActionListModel::activated (this=0x8d8f368, index=0) at ../../../libs/lancelot/models/ActionListModel.cpp:86
#14 0xb70eb437 in activate (index=0, this=0x8d6f220) at ../../../libs/lancelot/widgets/ActionListView.cpp:381
#15 Lancelot::ActionListViewItemFactory::activate (this=0x8d6f220, index=0) at ../../../libs/lancelot/widgets/ActionListView.cpp:376
#16 0xb70ed129 in Lancelot::ActionListViewItemFactory::itemActivated (this=0x8d6f220) at ../../../libs/lancelot/widgets/ActionListView.cpp:373
#17 0xb70d3ee0 in qt_static_metacall (_a=0xbfd8eb70, _id=5, _o=0x8d6f220, _c=<optimized out>) at moc_ActionListView_p.cpp:151
#18 Lancelot::ActionListViewItemFactory::qt_static_metacall (_o=0x8d6f220, _c=QMetaObject::InvokeMetaMethod, _id=5, _a=0xbfd8eb70) at moc_ActionListView_p.cpp:140
#19 0xb5b766b1 in QMetaObject::activate (sender=0x921e7a8, m=0xb711f930, local_signal_index=0, argv=0x0) at kernel/qobject.cpp:3547
#20 0xb70d32b5 in Lancelot::ExtenderButton::activated (this=0x921e7a8) at moc_ExtenderButton.cpp:151
#21 0xb70df70d in Lancelot::ExtenderButton::activate (this=0x921e7a8) at ../../../libs/lancelot/widgets/ExtenderButton.cpp:419
#22 0xb70d33b8 in Lancelot::ExtenderButton::qt_static_metacall (_o=0x921e7a8, _c=QMetaObject::InvokeMetaMethod, _id=4, _a=0xbfd8ecb0) at moc_ExtenderButton.cpp:68
#23 0xb5b766b1 in QMetaObject::activate (sender=0x921e7a8, m=0xb711fbc4, local_signal_index=2, argv=0x0) at kernel/qobject.cpp:3547
#24 0xb70d9b05 in Lancelot::Widget::clicked (this=0x921e7a8) at ./Widget.moc:153
#25 0xb70d9ec3 in mouseReleaseEvent (this=0x921e7a8, event=<optimized out>) at ../../../libs/lancelot/widgets/Widget.cpp:115
#26 Lancelot::Widget::mouseReleaseEvent (this=0x921e7a8, event=0xbfd8f3e8) at ../../../libs/lancelot/widgets/Widget.cpp:110
#27 0xb64fdaef in QGraphicsItem::sceneEvent (this=0x921e7b0, event=0xbfd8f3e8) at graphicsview/qgraphicsitem.cpp:6741
#28 0xb655b196 in QGraphicsWidget::sceneEvent (this=0x921e7a8, event=0xbfd8f3e8) at graphicsview/qgraphicswidget.cpp:1229
#29 0xb652730e in sendEvent (event=0xbfd8f3e8, item=0x921e7b0, this=<optimized out>) at graphicsview/qgraphicsscene.cpp:1221
#30 QGraphicsScenePrivate::sendEvent (this=0x8b03938, item=0x921e7b0, event=0xbfd8f3e8) at graphicsview/qgraphicsscene.cpp:1197
#31 0xb6527f43 in QGraphicsScenePrivate::sendMouseEvent (this=0x8b03938, mouseEvent=0xbfd8f3e8) at graphicsview/qgraphicsscene.cpp:1295
#32 0xb65289a7 in QGraphicsScene::mouseReleaseEvent (this=0x8b08a00, mouseEvent=0xbfd8f3e8) at graphicsview/qgraphicsscene.cpp:4128
#33 0xb653735c in QGraphicsScene::event (this=0x8b08a00, event=0xbfd8f3e8) at graphicsview/qgraphicsscene.cpp:3458
#34 0xb5e7aed4 in notify_helper (e=0xbfd8f3e8, receiver=0x8b08a00, this=0x8a27550) at kernel/qapplication.cpp:4559
#35 QApplicationPrivate::notify_helper (this=0x8a27550, receiver=0x8b08a00, e=0xbfd8f3e8) at kernel/qapplication.cpp:4531
#36 0xb5e8030d in QApplication::notify (this=0xbfd8f3e8, receiver=0x8b08a00, e=0xbfd8f3e8) at kernel/qapplication.cpp:4288
#37 0xb6cccb21 in KApplication::notify (this=0x8a10a90, receiver=0x8b08a00, event=0xbfd8f3e8) at ../../kdeui/kernel/kapplication.cpp:311
#38 0xb5b5f97e in QCoreApplication::notifyInternal (this=0x8a10a90, receiver=0x8b08a00, event=0xbfd8f3e8) at kernel/qcoreapplication.cpp:876
#39 0xb5e78ced in sendSpontaneousEvent (event=0xbfd8f3e8, receiver=0x8b08a00) at ../../include/QtCore/../../src/corelib/kernel/qcoreapplication.h:234
#40 qt_sendSpontaneousEvent (receiver=0x8b08a00, event=0xbfd8f3e8) at kernel/qapplication.cpp:5557
#41 0xb65563d8 in QGraphicsView::mouseReleaseEvent (this=0x8a58e38, event=0xbfd8fb54) at graphicsview/qgraphicsview.cpp:3338
#42 0x080538fd in LancelotWindow::mouseReleaseEvent (this=0x8a58e38, e=0xbfd8fb54) at ../../../../applets/lancelot/application/LancelotWindow.cpp:705
#43 0xb5ed51ac in QWidget::event (this=0x8a58e38, event=0xbfd8fb54) at kernel/qwidget.cpp:8362
#44 0xb62f2e45 in QFrame::event (this=0x8a58e38, e=0xbfd8fb54) at widgets/qframe.cpp:557
#45 0xb6385aa1 in QAbstractScrollArea::viewportEvent (this=0x8a58e38, e=0xbfd8fb54) at widgets/qabstractscrollarea.cpp:1043
#46 0xb655969c in QGraphicsView::viewportEvent (this=0x8a58e38, event=0xbfd8fb54) at graphicsview/qgraphicsview.cpp:2866
#47 0xb63881c6 in viewportEvent (this=<optimized out>, event=0xbfd8fb54) at widgets/qabstractscrollarea_p.h:100
#48 eventFilter (e=0xbfd8fb54, this=<optimized out>, o=<optimized out>) at widgets/qabstractscrollarea_p.h:116
#49 QAbstractScrollAreaFilter::eventFilter (this=0x8aca4a8, o=0x8ad4e30, e=0xbfd8fb54) at widgets/qabstractscrollarea_p.h:115
#50 0xb5b5fb16 in QCoreApplicationPrivate::sendThroughObjectEventFilters (this=0x8a27550, receiver=0x8ad4e30, event=0xbfd8fb54) at kernel/qcoreapplication.cpp:986
#51 0xb5e7aea2 in notify_helper (e=0xbfd8fb54, receiver=0x8ad4e30, this=0x8a27550) at kernel/qapplication.cpp:4555
#52 QApplicationPrivate::notify_helper (this=0x8a27550, receiver=0x8ad4e30, e=0xbfd8fb54) at kernel/qapplication.cpp:4531
#53 0xb5e81024 in QApplication::notify (this=0x8a27550, receiver=0x8ad4e30, e=0xbfd8fb54) at kernel/qapplication.cpp:4102
#54 0xb6cccb21 in KApplication::notify (this=0x8a10a90, receiver=0x8ad4e30, event=0xbfd8fb54) at ../../kdeui/kernel/kapplication.cpp:311
#55 0xb5b5f97e in QCoreApplication::notifyInternal (this=0x8a10a90, receiver=0x8ad4e30, event=0xbfd8fb54) at kernel/qcoreapplication.cpp:876
#56 0xb5e7be95 in sendEvent (event=<optimized out>, receiver=<optimized out>) at ../../include/QtCore/../../src/corelib/kernel/qcoreapplication.h:231
#57 QApplicationPrivate::sendMouseEvent (receiver=0x8ad4e30, event=0xbfd8fb54, alienWidget=0x8ad4e30, nativeWidget=0x8a58e38, buttonDown=0xb680fcf4, lastMouseReceiver=..., spontaneous=true) at kernel/qapplication.cpp:3170
#58 0xb5f08074 in QETWidget::translateMouseEvent (this=0x8a58e38, event=0xbfd9000c) at kernel/qapplication_x11.cpp:4617
#59 0xb5f06c0d in QApplication::x11ProcessEvent (this=0x8a10a90, event=0xbfd9000c) at kernel/qapplication_x11.cpp:3732
#60 0xb5f33eac in x11EventSourceDispatch (s=0x8a29a40, callback=0, user_data=0x0) at kernel/qguieventdispatcher_glib.cpp:146
#61 0xb298ecda in g_main_context_dispatch () from /lib/i386-linux-gnu/libglib-2.0.so.0
#62 0xb298f0e5 in ?? () from /lib/i386-linux-gnu/libglib-2.0.so.0
#63 0xb298f1c1 in g_main_context_iteration () from /lib/i386-linux-gnu/libglib-2.0.so.0
#64 0xb5b92887 in QEventDispatcherGlib::processEvents (this=0x89eaeb8, flags=...) at kernel/qeventdispatcher_glib.cpp:424
#65 0xb5f33aaa in QGuiEventDispatcherGlib::processEvents (this=0x89eaeb8, flags=...) at kernel/qguieventdispatcher_glib.cpp:204
#66 0xb5b5e50d in QEventLoop::processEvents (this=0xbfd90304, flags=...) at kernel/qeventloop.cpp:149
#67 0xb5b5e7a9 in QEventLoop::exec (this=0xbfd90304, flags=...) at kernel/qeventloop.cpp:204
#68 0xb5b63eba in QCoreApplication::exec () at kernel/qcoreapplication.cpp:1148
#69 0xb5e78a74 in QApplication::exec () at kernel/qapplication.cpp:3820
#70 0x0805206a in LancelotApplication::main (argc=1, argv=0xbfd90454) at ../../../../applets/lancelot/application/LancelotApplication.cpp:113
#71 0x08051efb in main (argc=1, argv=0xbfd90454) at ../../../../applets/lancelot/application/main.cpp:24

Possible duplicates by query: bug 297419, bug 296716, bug 295033, bug 285404, bug 283445.

Reported using DrKonqi
Comment 1 Thijs 2012-05-30 10:03:36 UTC 

*** This bug has been marked as a duplicate of bug 295033 ***