Version:           4.00.61 (using Devel)
Installed from:    Compiled sources
Compiler:          gcc (GCC) 4.1.3 20070929 (prerelease) (Ubuntu 4.1.2-16ubuntu2) stock kubuntu gutsy compiler
OS:                Linux

It was so unexpected I didn't notice what I was doing before. But I suppose it's the instance I used to launch adept_manager. This crash appeared after a package install. Here is the stack trace :

Application: Run Command Interface (krunner), signal SIGSEGV
Using host libthread_db library "/lib/tls/i686/cmov/libthread_db.so.1".
[Thread debugging using libthread_db enabled]
[New Thread -1260116256 (LWP 5842)]
[New Thread -1323541616 (LWP 6807)]
[New Thread -1315148912 (LWP 5906)]
[New Thread -1306756208 (LWP 5905)]
[New Thread -1298363504 (LWP 5904)]
[New Thread -1289970800 (LWP 5903)]
[KCrash handler]
#6  0xb72d6b9c in ?? () from /usr/lib/libQtCore.so.4
#7  0xb31c8f18 in ?? ()
#8  0xb733ada8 in ?? () from /usr/lib/libQtCore.so.4
#9  0xb741b3c8 in QListData::shared_null () from /usr/lib/libQtCore.so.4
#10 0xb31c8f58 in ?? ()

Thread 5 (Thread -1298363504 (LWP 5904)):
#0  0xffffe410 in __kernel_vsyscall ()
#1  0xb728d676 in pthread_cond_wait@@GLIBC_2.3.2 ()
   from /lib/tls/i686/cmov/libpthread.so.0
#2  0xb72df29d in QWaitCondition::wait () from /usr/lib/libQtCore.so.4
#3  0xb74771a6 in ThreadWeaver::WeaverImpl::blockThreadUntilJobsAreBeingAssigned (this=0x80d9158, th=0x8396ce0)
    at /home/valentin/kde/src/4/KDE/kdelibs/threadweaver/Weaver/WeaverImpl.cpp:365
#4  0xb747bf7e in ThreadWeaver::WorkingHardState::waitForAvailableJob (
    this=0x80b0898, th=0x8396ce0)
    at /home/valentin/kde/src/4/KDE/kdelibs/threadweaver/Weaver/WorkingHardState.cpp:80
#5  0xb74767d5 in ThreadWeaver::WeaverImpl::waitForAvailableJob (
    this=0x80d9158, th=0x8396ce0)
    at /home/valentin/kde/src/4/KDE/kdelibs/threadweaver/Weaver/WeaverImpl.cpp:356
#6  0xb747c09b in ThreadWeaver::WorkingHardState::applyForWork (
    this=0x80b0898, th=0x8396ce0)
    at /home/valentin/kde/src/4/KDE/kdelibs/threadweaver/Weaver/WorkingHardState.cpp:71
#7  0xb747741c in ThreadWeaver::WeaverImpl::applyForWork (this=0x80d9158, 
    th=0x8396ce0, previous=0x8455ae0)
    at /home/valentin/kde/src/4/KDE/kdelibs/threadweaver/Weaver/WeaverImpl.cpp:351
#8  0xb747a021 in ThreadWeaver::ThreadRunHelper::run (this=0xb29c8338, 
    parent=0x80d9158, th=0x8396ce0)
    at /home/valentin/kde/src/4/KDE/kdelibs/threadweaver/Weaver/Thread.cpp:87
#9  0xb747a1c8 in ThreadWeaver::Thread::run (this=0x8396ce0)
    at /home/valentin/kde/src/4/KDE/kdelibs/threadweaver/Weaver/Thread.cpp:142
#10 0xb72deeb5 in ?? () from /usr/lib/libQtCore.so.4
#11 0x08396ce0 in ?? ()
#12 0x00000000 in ?? ()

Thread 4 (Thread -1306756208 (LWP 5905)):
#0  0xffffe410 in __kernel_vsyscall ()
#1  0xb728d676 in pthread_cond_wait@@GLIBC_2.3.2 ()
   from /lib/tls/i686/cmov/libpthread.so.0
#2  0xb72df29d in QWaitCondition::wait () from /usr/lib/libQtCore.so.4
#3  0xb74771a6 in ThreadWeaver::WeaverImpl::blockThreadUntilJobsAreBeingAssigned (this=0x80d9158, th=0x83b04f0)
    at /home/valentin/kde/src/4/KDE/kdelibs/threadweaver/Weaver/WeaverImpl.cpp:365
#4  0xb747bf7e in ThreadWeaver::WorkingHardState::waitForAvailableJob (
    this=0x80b0898, th=0x83b04f0)
    at /home/valentin/kde/src/4/KDE/kdelibs/threadweaver/Weaver/WorkingHardState.cpp:80
#5  0xb74767d5 in ThreadWeaver::WeaverImpl::waitForAvailableJob (
    this=0x80d9158, th=0x83b04f0)
    at /home/valentin/kde/src/4/KDE/kdelibs/threadweaver/Weaver/WeaverImpl.cpp:356
#6  0xb747c09b in ThreadWeaver::WorkingHardState::applyForWork (
    this=0x80b0898, th=0x83b04f0)
    at /home/valentin/kde/src/4/KDE/kdelibs/threadweaver/Weaver/WorkingHardState.cpp:71
#7  0xb747741c in ThreadWeaver::WeaverImpl::applyForWork (this=0x80d9158, 
    th=0x83b04f0, previous=0x83ab610)
    at /home/valentin/kde/src/4/KDE/kdelibs/threadweaver/Weaver/WeaverImpl.cpp:351
#8  0xb747a021 in ThreadWeaver::ThreadRunHelper::run (this=0xb21c7338, 
    parent=0x80d9158, th=0x83b04f0)
    at /home/valentin/kde/src/4/KDE/kdelibs/threadweaver/Weaver/Thread.cpp:87
#9  0xb747a1c8 in ThreadWeaver::Thread::run (this=0x83b04f0)
    at /home/valentin/kde/src/4/KDE/kdelibs/threadweaver/Weaver/Thread.cpp:142
#10 0xb72deeb5 in ?? () from /usr/lib/libQtCore.so.4
#11 0x083b04f0 in ?? ()
#12 0x00000000 in ?? ()

Thread 3 (Thread -1315148912 (LWP 5906)):
#0  0xffffe410 in __kernel_vsyscall ()
#1  0xb728d676 in pthread_cond_wait@@GLIBC_2.3.2 ()
   from /lib/tls/i686/cmov/libpthread.so.0
#2  0xb72df29d in QWaitCondition::wait () from /usr/lib/libQtCore.so.4
#3  0xb74771a6 in ThreadWeaver::WeaverImpl::blockThreadUntilJobsAreBeingAssigned (this=0x80d9158, th=0x83b3818)
    at /home/valentin/kde/src/4/KDE/kdelibs/threadweaver/Weaver/WeaverImpl.cpp:365
#4  0xb747bf7e in ThreadWeaver::WorkingHardState::waitForAvailableJob (
    this=0x80b0898, th=0x83b3818)
    at /home/valentin/kde/src/4/KDE/kdelibs/threadweaver/Weaver/WorkingHardState.cpp:80
#5  0xb74767d5 in ThreadWeaver::WeaverImpl::waitForAvailableJob (
    this=0x80d9158, th=0x83b3818)
    at /home/valentin/kde/src/4/KDE/kdelibs/threadweaver/Weaver/WeaverImpl.cpp:356
#6  0xb747c09b in ThreadWeaver::WorkingHardState::applyForWork (
    this=0x80b0898, th=0x83b3818)
    at /home/valentin/kde/src/4/KDE/kdelibs/threadweaver/Weaver/WorkingHardState.cpp:71
#7  0xb747741c in ThreadWeaver::WeaverImpl::applyForWork (this=0x80d9158, 
    th=0x83b3818, previous=0x83cd320)
    at /home/valentin/kde/src/4/KDE/kdelibs/threadweaver/Weaver/WeaverImpl.cpp:351
#8  0xb747a021 in ThreadWeaver::ThreadRunHelper::run (this=0xb19c6338, 
    parent=0x80d9158, th=0x83b3818)
    at /home/valentin/kde/src/4/KDE/kdelibs/threadweaver/Weaver/Thread.cpp:87
#9  0xb747a1c8 in ThreadWeaver::Thread::run (this=0x83b3818)
    at /home/valentin/kde/src/4/KDE/kdelibs/threadweaver/Weaver/Thread.cpp:142
#10 0xb72deeb5 in ?? () from /usr/lib/libQtCore.so.4
#11 0x083b3818 in ?? ()
#12 0x00000000 in ?? ()

Thread 2 (Thread -1323541616 (LWP 6807)):
#0  0xffffe410 in __kernel_vsyscall ()
#1  0xb6300301 in select () from /lib/tls/i686/cmov/libc.so.6
#2  0xb7379f82 in ?? () from /usr/lib/libQtCore.so.4
#3  0x0000000a in ?? ()
#4  0xb11c52b0 in ?? ()
#5  0x00000000 in ?? ()

Thread 1 (Thread -1260116256 (LWP 5842)):
#0  0xffffe410 in __kernel_vsyscall ()
#1  0xb72901fb in ?? () from /lib/tls/i686/cmov/libpthread.so.0
#2  0xb709eb6e in ?? () from /usr/lib/libX11.so.6
#3  0x00000003 in ?? ()
#4  0xbff3ba00 in ?? ()
#5  0x00000020 in ?? ()
#6  0xb709e67f in _X11TransWrite () from /usr/lib/libX11.so.6
#7  0xb709e64f in _X11TransRead () from /usr/lib/libX11.so.6
#8  0xb7095b79 in _XRead () from /usr/lib/libX11.so.6
#9  0xb7096604 in _XReply () from /usr/lib/libX11.so.6
#10 0xb708a530 in XQueryPointer () from /usr/lib/libX11.so.6
#11 0xb7fd44dd in StartupId::update_startupid (this=0x80c34f8)
    at /home/valentin/kde/src/4/KDE/kdebase/workspace/krunner/startupid.cpp:315
#12 0xb7fd581a in StartupId::qt_metacall (this=0x80c34f8, 
    _c=QMetaObject::InvokeMetaMethod, _id=0, _a=0xbff3bb4c)
    at /home/valentin/kde/build/4/KDE/kdebase/workspace/krunner/startupid.moc:72
#13 0xb73a5c04 in QMetaObject::activate () from /usr/lib/libQtCore.so.4
#14 0xb73a6079 in QMetaObject::activate () from /usr/lib/libQtCore.so.4
#15 0xb73cc5c1 in QTimer::timeout () from /usr/lib/libQtCore.so.4
#16 0xb73b146e in QTimer::timerEvent () from /usr/lib/libQtCore.so.4
#17 0xb73a6856 in QObject::event () from /usr/lib/libQtCore.so.4
#18 0xb69c744d in QApplicationPrivate::notify_helper ()
   from /usr/lib/libQtGui.so.4
#19 0xb69c774e in QApplication::notify () from /usr/lib/libQtGui.so.4
#20 0xb7b703e7 in KApplication::notify (this=0x8061b90, receiver=0x80c351c, 
    event=0xbff3c524)
    at /home/valentin/kde/src/4/KDE/kdelibs/kdeui/kernel/kapplication.cpp:311
#21 0xb7394456 in QCoreApplication::notifyInternal ()
   from /usr/lib/libQtCore.so.4
#22 0xb739781f in ?? () from /usr/lib/libQtCore.so.4
#23 0x08061b90 in ?? ()
#24 0x080c351c in ?? ()
#25 0xbff3c524 in ?? ()
#26 0x081394bc in ?? ()
#27 0xffffffff in ?? ()
#28 0xb7419e20 in ?? () from /usr/lib/libQtCore.so.4
#29 0xbff3c558 in ?? ()
#30 0xb73c0bad in ?? () from /usr/lib/libQtCore.so.4
#31 0x080c351c in ?? ()
#32 0xbff3c524 in ?? ()
#33 0x0804a900 in ?? ()
#34 0xbff3c548 in ?? ()
#35 0x00000000 in ?? ()
#0  0xffffe410 in __kernel_vsyscall ()