Application that crashed: kdevelop.bin
Version of the application: 3.9.99 (using KDevPlatform 0.9.99)
KDE Version: 4.4.1 (KDE 4.4.1)
Qt Version: 4.6.2
Operating System: Linux 2.6.33-gentoo x86_64

What I was doing when the application crashed:
While debuging clicked on continue

reproducible: only rare

 -- Backtrace:
Application: KDevelop (/usr/bin/kdevelop.bin), signal: Segmentation fault
Traceback (most recent call last):
  File "/usr/share/gdb/auto-load/usr/lib64/libgobject-2.0.so.0.2200.4-gdb.py", line 9, in <module>
    from gobject import register
  File "/usr/share/glib-2.0/gdb/gobject.py", line 3, in <module>
    import gdb.backtrace
ImportError: No module named backtrace
[Current thread is 1 (Thread 0x7fe6968bf760 (LWP 31710))]

Thread 14 (Thread 0x7fe684a09710 (LWP 31751)):
#0  pthread_cond_timedwait@@GLIBC_2.3.2 () at ../nptl/sysdeps/unix/sysv/linux/x86_64/pthread_cond_timedwait.S:211
#1  0x00007fe6931a3bd7 in QWaitConditionPrivate::wait (this=0x27c8f88, mutex=0x27c8f90, time=200000) at thread/qwaitcondition_unix.cpp:85
#2  QWaitCondition::wait (this=0x27c8f88, mutex=0x27c8f90, time=200000) at thread/qwaitcondition_unix.cpp:159
#3  0x00007fe68fbd6f7e in KDevelop::DUChainPrivate::CleanupThread::run (this=0x27c8f70) at /var/tmp/portage/dev-util/kdevplatform-0.9.99/work/kdevplatform-0.9.99/language/duchain/duchain.cpp:286
#4  0x00007fe6931a2d05 in QThreadPrivate::start (arg=0x27c8f70) at thread/qthread_unix.cpp:248
#5  0x00007fe692f12a64 in start_thread (arg=<value optimized out>) at pthread_create.c:297
#6  0x00007fe6915d188d in clone () at ../sysdeps/unix/sysv/linux/x86_64/clone.S:112
#7  0x0000000000000000 in ?? ()

Thread 13 (Thread 0x7fe67f300710 (LWP 31753)):
#0  0x00007fe6915c8c13 in *__GI___poll (fds=<value optimized out>, nfds=<value optimized out>, timeout=-1) at ../sysdeps/unix/sysv/linux/poll.c:87
#1  0x00007fe68c62e1bc in g_main_context_poll (context=0x3032880, block=<value optimized out>, dispatch=<value optimized out>, self=<value optimized out>) at gmain.c:2904
#2  g_main_context_iterate (context=0x3032880, block=<value optimized out>, dispatch=<value optimized out>, self=<value optimized out>) at gmain.c:2586
#3  0x00007fe68c62e4e8 in IA__g_main_context_iteration (context=0x3032880, may_block=1) at gmain.c:2654
#4  0x00007fe6932c1986 in QEventDispatcherGlib::processEvents (this=0x25deff0, flags=<value optimized out>) at kernel/qeventdispatcher_glib.cpp:414
#5  0x00007fe693296912 in QEventLoop::processEvents (this=<value optimized out>, flags=...) at kernel/qeventloop.cpp:149
#6  0x00007fe693296ce4 in QEventLoop::exec (this=0x7fe67f2ffde0, flags=...) at kernel/qeventloop.cpp:201
#7  0x00007fe6931a0177 in QThread::exec (this=<value optimized out>) at thread/qthread.cpp:487
#8  0x00007fe693277598 in QInotifyFileSystemWatcherEngine::run (this=0x3027cf0) at io/qfilesystemwatcher_inotify.cpp:248
#9  0x00007fe6931a2d05 in QThreadPrivate::start (arg=0x3027cf0) at thread/qthread_unix.cpp:248
#10 0x00007fe692f12a64 in start_thread (arg=<value optimized out>) at pthread_create.c:297
#11 0x00007fe6915d188d in clone () at ../sysdeps/unix/sysv/linux/x86_64/clone.S:112
#12 0x0000000000000000 in ?? ()

Thread 12 (Thread 0x7fe67e2fe710 (LWP 31755)):
#0  0x00007fe6915c8c13 in *__GI___poll (fds=<value optimized out>, nfds=<value optimized out>, timeout=-1) at ../sysdeps/unix/sysv/linux/poll.c:87
#1  0x00007fe68c62e1bc in g_main_context_poll (context=0x7fe680035ba0, block=<value optimized out>, dispatch=<value optimized out>, self=<value optimized out>) at gmain.c:2904
#2  g_main_context_iterate (context=0x7fe680035ba0, block=<value optimized out>, dispatch=<value optimized out>, self=<value optimized out>) at gmain.c:2586
#3  0x00007fe68c62e4e8 in IA__g_main_context_iteration (context=0x7fe680035ba0, may_block=1) at gmain.c:2654
#4  0x00007fe6932c1986 in QEventDispatcherGlib::processEvents (this=0x7fe680025280, flags=<value optimized out>) at kernel/qeventdispatcher_glib.cpp:414
#5  0x00007fe693296912 in QEventLoop::processEvents (this=<value optimized out>, flags=...) at kernel/qeventloop.cpp:149
#6  0x00007fe693296ce4 in QEventLoop::exec (this=0x7fe67e2fdde0, flags=...) at kernel/qeventloop.cpp:201
#7  0x00007fe6931a0177 in QThread::exec (this=<value optimized out>) at thread/qthread.cpp:487
#8  0x00007fe693277598 in QInotifyFileSystemWatcherEngine::run (this=0x303c450) at io/qfilesystemwatcher_inotify.cpp:248
#9  0x00007fe6931a2d05 in QThreadPrivate::start (arg=0x303c450) at thread/qthread_unix.cpp:248
#10 0x00007fe692f12a64 in start_thread (arg=<value optimized out>) at pthread_create.c:297
#11 0x00007fe6915d188d in clone () at ../sysdeps/unix/sysv/linux/x86_64/clone.S:112
#12 0x0000000000000000 in ?? ()

Thread 11 (Thread 0x7fe67d2fc710 (LWP 31757)):
#0  0x00007fe6915c8c13 in *__GI___poll (fds=<value optimized out>, nfds=<value optimized out>, timeout=-1) at ../sysdeps/unix/sysv/linux/poll.c:87
#1  0x00007fe68c62e1bc in g_main_context_poll (context=0x30401d0, block=<value optimized out>, dispatch=<value optimized out>, self=<value optimized out>) at gmain.c:2904
#2  g_main_context_iterate (context=0x30401d0, block=<value optimized out>, dispatch=<value optimized out>, self=<value optimized out>) at gmain.c:2586
#3  0x00007fe68c62e4e8 in IA__g_main_context_iteration (context=0x30401d0, may_block=1) at gmain.c:2654
#4  0x00007fe6932c1986 in QEventDispatcherGlib::processEvents (this=0x3022090, flags=<value optimized out>) at kernel/qeventdispatcher_glib.cpp:414
#5  0x00007fe693296912 in QEventLoop::processEvents (this=<value optimized out>, flags=...) at kernel/qeventloop.cpp:149
#6  0x00007fe693296ce4 in QEventLoop::exec (this=0x7fe67d2fbde0, flags=...) at kernel/qeventloop.cpp:201
#7  0x00007fe6931a0177 in QThread::exec (this=<value optimized out>) at thread/qthread.cpp:487
#8  0x00007fe693277598 in QInotifyFileSystemWatcherEngine::run (this=0x7fe68003b8d0) at io/qfilesystemwatcher_inotify.cpp:248
#9  0x00007fe6931a2d05 in QThreadPrivate::start (arg=0x7fe68003b8d0) at thread/qthread_unix.cpp:248
#10 0x00007fe692f12a64 in start_thread (arg=<value optimized out>) at pthread_create.c:297
#11 0x00007fe6915d188d in clone () at ../sysdeps/unix/sysv/linux/x86_64/clone.S:112
#12 0x0000000000000000 in ?? ()

Thread 10 (Thread 0x7fe66d0d3710 (LWP 31779)):
#0  0x00007fe6915c8c13 in *__GI___poll (fds=<value optimized out>, nfds=<value optimized out>, timeout=-1) at ../sysdeps/unix/sysv/linux/poll.c:87
#1  0x00007fe68c62e1bc in g_main_context_poll (context=0x7fe660209f00, block=<value optimized out>, dispatch=<value optimized out>, self=<value optimized out>) at gmain.c:2904
#2  g_main_context_iterate (context=0x7fe660209f00, block=<value optimized out>, dispatch=<value optimized out>, self=<value optimized out>) at gmain.c:2586
#3  0x00007fe68c62e4e8 in IA__g_main_context_iteration (context=0x7fe660209f00, may_block=1) at gmain.c:2654
#4  0x00007fe6932c1986 in QEventDispatcherGlib::processEvents (this=0x3ca6860, flags=<value optimized out>) at kernel/qeventdispatcher_glib.cpp:414
#5  0x00007fe693296912 in QEventLoop::processEvents (this=<value optimized out>, flags=...) at kernel/qeventloop.cpp:149
#6  0x00007fe693296ce4 in QEventLoop::exec (this=0x7fe66d0d2e20, flags=...) at kernel/qeventloop.cpp:201
#7  0x00007fe6931a0177 in QThread::exec (this=<value optimized out>) at thread/qthread.cpp:487
#8  0x00007fe6931a2d05 in QThreadPrivate::start (arg=0x3adfcb0) at thread/qthread_unix.cpp:248
#9  0x00007fe692f12a64 in start_thread (arg=<value optimized out>) at pthread_create.c:297
#10 0x00007fe6915d188d in clone () at ../sysdeps/unix/sysv/linux/x86_64/clone.S:112
#11 0x0000000000000000 in ?? ()

Thread 9 (Thread 0x7fe66d8d4710 (LWP 31780)):
#0  0x00007fe6915c8c13 in *__GI___poll (fds=<value optimized out>, nfds=<value optimized out>, timeout=-1) at ../sysdeps/unix/sysv/linux/poll.c:87
#1  0x00007fe68c62e1bc in g_main_context_poll (context=0x3c5ae80, block=<value optimized out>, dispatch=<value optimized out>, self=<value optimized out>) at gmain.c:2904
#2  g_main_context_iterate (context=0x3c5ae80, block=<value optimized out>, dispatch=<value optimized out>, self=<value optimized out>) at gmain.c:2586
#3  0x00007fe68c62e4e8 in IA__g_main_context_iteration (context=0x3c5ae80, may_block=1) at gmain.c:2654
#4  0x00007fe6932c1986 in QEventDispatcherGlib::processEvents (this=0x3c9c5e0, flags=<value optimized out>) at kernel/qeventdispatcher_glib.cpp:414
#5  0x00007fe693296912 in QEventLoop::processEvents (this=<value optimized out>, flags=...) at kernel/qeventloop.cpp:149
#6  0x00007fe693296ce4 in QEventLoop::exec (this=0x7fe66d8d3e20, flags=...) at kernel/qeventloop.cpp:201
#7  0x00007fe6931a0177 in QThread::exec (this=<value optimized out>) at thread/qthread.cpp:487
#8  0x00007fe6931a2d05 in QThreadPrivate::start (arg=0x3953010) at thread/qthread_unix.cpp:248
#9  0x00007fe692f12a64 in start_thread (arg=<value optimized out>) at pthread_create.c:297
#10 0x00007fe6915d188d in clone () at ../sysdeps/unix/sysv/linux/x86_64/clone.S:112
#11 0x0000000000000000 in ?? ()

Thread 8 (Thread 0x7fe667db8710 (LWP 31781)):
#0  pthread_cond_timedwait@@GLIBC_2.3.2 () at ../nptl/sysdeps/unix/sysv/linux/x86_64/pthread_cond_timedwait.S:211
#1  0x00007fe6931a2655 in thread_sleep (ti=0x7fe667db7de0) at thread/qthread_unix.cpp:398
#2  0x00007fe6931a27ae in QThread::msleep (msecs=30) at thread/qthread_unix.cpp:424
#3  0x00007fe66c5c8bc1 in UIBlockTester::UIBlockTesterThread::run (this=0x7fe668115560) at /var/tmp/portage/dev-util/kdevelop-3.9.99/work/kdevelop-3.9.99/languages/cpp/cpplanguagesupport.cpp:672
#4  0x00007fe6931a2d05 in QThreadPrivate::start (arg=0x7fe668115560) at thread/qthread_unix.cpp:248
#5  0x00007fe692f12a64 in start_thread (arg=<value optimized out>) at pthread_create.c:297
#6  0x00007fe6915d188d in clone () at ../sysdeps/unix/sysv/linux/x86_64/clone.S:112
#7  0x0000000000000000 in ?? ()

Thread 7 (Thread 0x7fe6675b7710 (LWP 31782)):
#0  pthread_cond_wait@@GLIBC_2.3.2 () at ../nptl/sysdeps/unix/sysv/linux/x86_64/pthread_cond_wait.S:162
#1  0x00007fe6931a3bf9 in QWaitConditionPrivate::wait (this=0x263e4e8, mutex=0x263e350, time=18446744073709551615) at thread/qwaitcondition_unix.cpp:87
#2  QWaitCondition::wait (this=0x263e4e8, mutex=0x263e350, time=18446744073709551615) at thread/qwaitcondition_unix.cpp:159
#3  0x00007fe694d1b826 in ThreadWeaver::WeaverImpl::blockThreadUntilJobsAreBeingAssigned (this=0x263e4c0, th=0x3c23a20)
    at /var/tmp/portage/kde-base/kdelibs-4.4.1-r1/work/kdelibs-4.4.1/threadweaver/Weaver/WeaverImpl.cpp:365
#4  0x00007fe694d1de8b in ThreadWeaver::WorkingHardState::applyForWork (this=0x260c820, th=0x3c23a20)
    at /var/tmp/portage/kde-base/kdelibs-4.4.1-r1/work/kdelibs-4.4.1/threadweaver/Weaver/WorkingHardState.cpp:71
#5  0x00007fe694d1dea4 in ThreadWeaver::WorkingHardState::applyForWork (this=0x260c820, th=0x3c23a20)
    at /var/tmp/portage/kde-base/kdelibs-4.4.1-r1/work/kdelibs-4.4.1/threadweaver/Weaver/WorkingHardState.cpp:74
#6  0x00007fe694d1dea4 in ThreadWeaver::WorkingHardState::applyForWork (this=0x260c820, th=0x3c23a20)
    at /var/tmp/portage/kde-base/kdelibs-4.4.1-r1/work/kdelibs-4.4.1/threadweaver/Weaver/WorkingHardState.cpp:74
#7  0x00007fe694d1dea4 in ThreadWeaver::WorkingHardState::applyForWork (this=0x260c820, th=0x3c23a20)
    at /var/tmp/portage/kde-base/kdelibs-4.4.1-r1/work/kdelibs-4.4.1/threadweaver/Weaver/WorkingHardState.cpp:74
#8  0x00007fe694d1dea4 in ThreadWeaver::WorkingHardState::applyForWork (this=0x260c820, th=0x3c23a20)
    at /var/tmp/portage/kde-base/kdelibs-4.4.1-r1/work/kdelibs-4.4.1/threadweaver/Weaver/WorkingHardState.cpp:74
#9  0x00007fe694d1dea4 in ThreadWeaver::WorkingHardState::applyForWork (this=0x260c820, th=0x3c23a20)
    at /var/tmp/portage/kde-base/kdelibs-4.4.1-r1/work/kdelibs-4.4.1/threadweaver/Weaver/WorkingHardState.cpp:74
#10 0x00007fe694d1dea4 in ThreadWeaver::WorkingHardState::applyForWork (this=0x260c820, th=0x3c23a20)
    at /var/tmp/portage/kde-base/kdelibs-4.4.1-r1/work/kdelibs-4.4.1/threadweaver/Weaver/WorkingHardState.cpp:74
#11 0x00007fe694d1dea4 in ThreadWeaver::WorkingHardState::applyForWork (this=0x260c820, th=0x3c23a20)
    at /var/tmp/portage/kde-base/kdelibs-4.4.1-r1/work/kdelibs-4.4.1/threadweaver/Weaver/WorkingHardState.cpp:74
#12 0x00007fe694d1dea4 in ThreadWeaver::WorkingHardState::applyForWork (this=0x260c820, th=0x3c23a20)
    at /var/tmp/portage/kde-base/kdelibs-4.4.1-r1/work/kdelibs-4.4.1/threadweaver/Weaver/WorkingHardState.cpp:74
#13 0x00007fe694d1dea4 in ThreadWeaver::WorkingHardState::applyForWork (this=0x260c820, th=0x3c23a20)
    at /var/tmp/portage/kde-base/kdelibs-4.4.1-r1/work/kdelibs-4.4.1/threadweaver/Weaver/WorkingHardState.cpp:74
#14 0x00007fe694d1dea4 in ThreadWeaver::WorkingHardState::applyForWork (this=0x260c820, th=0x3c23a20)
    at /var/tmp/portage/kde-base/kdelibs-4.4.1-r1/work/kdelibs-4.4.1/threadweaver/Weaver/WorkingHardState.cpp:74
#15 0x00007fe694d1dea4 in ThreadWeaver::WorkingHardState::applyForWork (this=0x260c820, th=0x3c23a20)
    at /var/tmp/portage/kde-base/kdelibs-4.4.1-r1/work/kdelibs-4.4.1/threadweaver/Weaver/WorkingHardState.cpp:74
#16 0x00007fe694d1dea4 in ThreadWeaver::WorkingHardState::applyForWork (this=0x260c820, th=0x3c23a20)
    at /var/tmp/portage/kde-base/kdelibs-4.4.1-r1/work/kdelibs-4.4.1/threadweaver/Weaver/WorkingHardState.cpp:74
#17 0x00007fe694d1dea4 in ThreadWeaver::WorkingHardState::applyForWork (this=0x260c820, th=0x3c23a20)
    at /var/tmp/portage/kde-base/kdelibs-4.4.1-r1/work/kdelibs-4.4.1/threadweaver/Weaver/WorkingHardState.cpp:74
#18 0x00007fe694d1dea4 in ThreadWeaver::WorkingHardState::applyForWork (this=0x260c820, th=0x3c23a20)
    at /var/tmp/portage/kde-base/kdelibs-4.4.1-r1/work/kdelibs-4.4.1/threadweaver/Weaver/WorkingHardState.cpp:74
#19 0x00007fe694d1c327 in ThreadWeaver::ThreadRunHelper::run (this=0x7fe6675b6e30, parent=0x263e4c0, th=0x3c23a20)
    at /var/tmp/portage/kde-base/kdelibs-4.4.1-r1/work/kdelibs-4.4.1/threadweaver/Weaver/Thread.cpp:87
#20 0x00007fe694d1c878 in ThreadWeaver::Thread::run (this=0x3c23a20) at /var/tmp/portage/kde-base/kdelibs-4.4.1-r1/work/kdelibs-4.4.1/threadweaver/Weaver/Thread.cpp:142
#21 0x00007fe6931a2d05 in QThreadPrivate::start (arg=0x3c23a20) at thread/qthread_unix.cpp:248
#22 0x00007fe692f12a64 in start_thread (arg=<value optimized out>) at pthread_create.c:297
#23 0x00007fe6915d188d in clone () at ../sysdeps/unix/sysv/linux/x86_64/clone.S:112
#24 0x0000000000000000 in ?? ()

Thread 6 (Thread 0x7fe666db6710 (LWP 31783)):
#0  pthread_cond_wait@@GLIBC_2.3.2 () at ../nptl/sysdeps/unix/sysv/linux/x86_64/pthread_cond_wait.S:162
#1  0x00007fe6931a3bf9 in QWaitConditionPrivate::wait (this=0x263e4e8, mutex=0x263e350, time=18446744073709551615) at thread/qwaitcondition_unix.cpp:87
#2  QWaitCondition::wait (this=0x263e4e8, mutex=0x263e350, time=18446744073709551615) at thread/qwaitcondition_unix.cpp:159
#3  0x00007fe694d1b826 in ThreadWeaver::WeaverImpl::blockThreadUntilJobsAreBeingAssigned (this=0x263e4c0, th=0x7fe66012b020)
    at /var/tmp/portage/kde-base/kdelibs-4.4.1-r1/work/kdelibs-4.4.1/threadweaver/Weaver/WeaverImpl.cpp:365
#4  0x00007fe694d1de8b in ThreadWeaver::WorkingHardState::applyForWork (this=0x260c820, th=0x7fe66012b020)
    at /var/tmp/portage/kde-base/kdelibs-4.4.1-r1/work/kdelibs-4.4.1/threadweaver/Weaver/WorkingHardState.cpp:71
#5  0x00007fe694d1c327 in ThreadWeaver::ThreadRunHelper::run (this=0x7fe666db5e30, parent=0x263e4c0, th=0x7fe66012b020)
    at /var/tmp/portage/kde-base/kdelibs-4.4.1-r1/work/kdelibs-4.4.1/threadweaver/Weaver/Thread.cpp:87
#6  0x00007fe694d1c878 in ThreadWeaver::Thread::run (this=0x7fe66012b020) at /var/tmp/portage/kde-base/kdelibs-4.4.1-r1/work/kdelibs-4.4.1/threadweaver/Weaver/Thread.cpp:142
#7  0x00007fe6931a2d05 in QThreadPrivate::start (arg=0x7fe66012b020) at thread/qthread_unix.cpp:248
#8  0x00007fe692f12a64 in start_thread (arg=<value optimized out>) at pthread_create.c:297
#9  0x00007fe6915d188d in clone () at ../sysdeps/unix/sysv/linux/x86_64/clone.S:112
#10 0x0000000000000000 in ?? ()

Thread 5 (Thread 0x7fe6665b5710 (LWP 31784)):
#0  pthread_cond_wait@@GLIBC_2.3.2 () at ../nptl/sysdeps/unix/sysv/linux/x86_64/pthread_cond_wait.S:162
#1  0x00007fe6931a3bf9 in QWaitConditionPrivate::wait (this=0x263e4e8, mutex=0x263e350, time=18446744073709551615) at thread/qwaitcondition_unix.cpp:87
#2  QWaitCondition::wait (this=0x263e4e8, mutex=0x263e350, time=18446744073709551615) at thread/qwaitcondition_unix.cpp:159
#3  0x00007fe694d1b826 in ThreadWeaver::WeaverImpl::blockThreadUntilJobsAreBeingAssigned (this=0x263e4c0, th=0x7fe660126660)
    at /var/tmp/portage/kde-base/kdelibs-4.4.1-r1/work/kdelibs-4.4.1/threadweaver/Weaver/WeaverImpl.cpp:365
#4  0x00007fe694d1de8b in ThreadWeaver::WorkingHardState::applyForWork (this=0x260c820, th=0x7fe660126660)
    at /var/tmp/portage/kde-base/kdelibs-4.4.1-r1/work/kdelibs-4.4.1/threadweaver/Weaver/WorkingHardState.cpp:71
#5  0x00007fe694d1dea4 in ThreadWeaver::WorkingHardState::applyForWork (this=0x260c820, th=0x7fe660126660)
    at /var/tmp/portage/kde-base/kdelibs-4.4.1-r1/work/kdelibs-4.4.1/threadweaver/Weaver/WorkingHardState.cpp:74
#6  0x00007fe694d1dea4 in ThreadWeaver::WorkingHardState::applyForWork (this=0x260c820, th=0x7fe660126660)
    at /var/tmp/portage/kde-base/kdelibs-4.4.1-r1/work/kdelibs-4.4.1/threadweaver/Weaver/WorkingHardState.cpp:74
#7  0x00007fe694d1dea4 in ThreadWeaver::WorkingHardState::applyForWork (this=0x260c820, th=0x7fe660126660)
    at /var/tmp/portage/kde-base/kdelibs-4.4.1-r1/work/kdelibs-4.4.1/threadweaver/Weaver/WorkingHardState.cpp:74
#8  0x00007fe694d1c327 in ThreadWeaver::ThreadRunHelper::run (this=0x7fe6665b4e30, parent=0x263e4c0, th=0x7fe660126660)
    at /var/tmp/portage/kde-base/kdelibs-4.4.1-r1/work/kdelibs-4.4.1/threadweaver/Weaver/Thread.cpp:87
#9  0x00007fe694d1c878 in ThreadWeaver::Thread::run (this=0x7fe660126660) at /var/tmp/portage/kde-base/kdelibs-4.4.1-r1/work/kdelibs-4.4.1/threadweaver/Weaver/Thread.cpp:142
#10 0x00007fe6931a2d05 in QThreadPrivate::start (arg=0x7fe660126660) at thread/qthread_unix.cpp:248
#11 0x00007fe692f12a64 in start_thread (arg=<value optimized out>) at pthread_create.c:297
#12 0x00007fe6915d188d in clone () at ../sysdeps/unix/sysv/linux/x86_64/clone.S:112
#13 0x0000000000000000 in ?? ()

Thread 4 (Thread 0x7fe665db4710 (LWP 31785)):
#0  pthread_cond_wait@@GLIBC_2.3.2 () at ../nptl/sysdeps/unix/sysv/linux/x86_64/pthread_cond_wait.S:162
#1  0x00007fe6931a3bf9 in QWaitConditionPrivate::wait (this=0x263e4e8, mutex=0x263e350, time=18446744073709551615) at thread/qwaitcondition_unix.cpp:87
#2  QWaitCondition::wait (this=0x263e4e8, mutex=0x263e350, time=18446744073709551615) at thread/qwaitcondition_unix.cpp:159
#3  0x00007fe694d1b826 in ThreadWeaver::WeaverImpl::blockThreadUntilJobsAreBeingAssigned (this=0x263e4c0, th=0x7fe6600f1260)
    at /var/tmp/portage/kde-base/kdelibs-4.4.1-r1/work/kdelibs-4.4.1/threadweaver/Weaver/WeaverImpl.cpp:365
#4  0x00007fe694d1de8b in ThreadWeaver::WorkingHardState::applyForWork (this=0x260c820, th=0x7fe6600f1260)
    at /var/tmp/portage/kde-base/kdelibs-4.4.1-r1/work/kdelibs-4.4.1/threadweaver/Weaver/WorkingHardState.cpp:71
#5  0x00007fe694d1dea4 in ThreadWeaver::WorkingHardState::applyForWork (this=0x260c820, th=0x7fe6600f1260)
    at /var/tmp/portage/kde-base/kdelibs-4.4.1-r1/work/kdelibs-4.4.1/threadweaver/Weaver/WorkingHardState.cpp:74
#6  0x00007fe694d1dea4 in ThreadWeaver::WorkingHardState::applyForWork (this=0x260c820, th=0x7fe6600f1260)
    at /var/tmp/portage/kde-base/kdelibs-4.4.1-r1/work/kdelibs-4.4.1/threadweaver/Weaver/WorkingHardState.cpp:74
#7  0x00007fe694d1dea4 in ThreadWeaver::WorkingHardState::applyForWork (this=0x260c820, th=0x7fe6600f1260)
    at /var/tmp/portage/kde-base/kdelibs-4.4.1-r1/work/kdelibs-4.4.1/threadweaver/Weaver/WorkingHardState.cpp:74
#8  0x00007fe694d1dea4 in ThreadWeaver::WorkingHardState::applyForWork (this=0x260c820, th=0x7fe6600f1260)
    at /var/tmp/portage/kde-base/kdelibs-4.4.1-r1/work/kdelibs-4.4.1/threadweaver/Weaver/WorkingHardState.cpp:74
#9  0x00007fe694d1dea4 in ThreadWeaver::WorkingHardState::applyForWork (this=0x260c820, th=0x7fe6600f1260)
    at /var/tmp/portage/kde-base/kdelibs-4.4.1-r1/work/kdelibs-4.4.1/threadweaver/Weaver/WorkingHardState.cpp:74
#10 0x00007fe694d1dea4 in ThreadWeaver::WorkingHardState::applyForWork (this=0x260c820, th=0x7fe6600f1260)
    at /var/tmp/portage/kde-base/kdelibs-4.4.1-r1/work/kdelibs-4.4.1/threadweaver/Weaver/WorkingHardState.cpp:74
#11 0x00007fe694d1dea4 in ThreadWeaver::WorkingHardState::applyForWork (this=0x260c820, th=0x7fe6600f1260)
    at /var/tmp/portage/kde-base/kdelibs-4.4.1-r1/work/kdelibs-4.4.1/threadweaver/Weaver/WorkingHardState.cpp:74
#12 0x00007fe694d1c327 in ThreadWeaver::ThreadRunHelper::run (this=0x7fe665db3e30, parent=0x263e4c0, th=0x7fe6600f1260)
    at /var/tmp/portage/kde-base/kdelibs-4.4.1-r1/work/kdelibs-4.4.1/threadweaver/Weaver/Thread.cpp:87
#13 0x00007fe694d1c878 in ThreadWeaver::Thread::run (this=0x7fe6600f1260) at /var/tmp/portage/kde-base/kdelibs-4.4.1-r1/work/kdelibs-4.4.1/threadweaver/Weaver/Thread.cpp:142
#14 0x00007fe6931a2d05 in QThreadPrivate::start (arg=0x7fe6600f1260) at thread/qthread_unix.cpp:248
#15 0x00007fe692f12a64 in start_thread (arg=<value optimized out>) at pthread_create.c:297
#16 0x00007fe6915d188d in clone () at ../sysdeps/unix/sysv/linux/x86_64/clone.S:112
#17 0x0000000000000000 in ?? ()

Thread 3 (Thread 0x7fe6655b3710 (LWP 31786)):
#0  pthread_cond_wait@@GLIBC_2.3.2 () at ../nptl/sysdeps/unix/sysv/linux/x86_64/pthread_cond_wait.S:162
#1  0x00007fe6931a3bf9 in QWaitConditionPrivate::wait (this=0x263e4e8, mutex=0x263e350, time=18446744073709551615) at thread/qwaitcondition_unix.cpp:87
#2  QWaitCondition::wait (this=0x263e4e8, mutex=0x263e350, time=18446744073709551615) at thread/qwaitcondition_unix.cpp:159
#3  0x00007fe694d1b826 in ThreadWeaver::WeaverImpl::blockThreadUntilJobsAreBeingAssigned (this=0x263e4c0, th=0x7fe66810dbd0)
    at /var/tmp/portage/kde-base/kdelibs-4.4.1-r1/work/kdelibs-4.4.1/threadweaver/Weaver/WeaverImpl.cpp:365
#4  0x00007fe694d1de8b in ThreadWeaver::WorkingHardState::applyForWork (this=0x260c820, th=0x7fe66810dbd0)
    at /var/tmp/portage/kde-base/kdelibs-4.4.1-r1/work/kdelibs-4.4.1/threadweaver/Weaver/WorkingHardState.cpp:71
#5  0x00007fe694d1dea4 in ThreadWeaver::WorkingHardState::applyForWork (this=0x260c820, th=0x7fe66810dbd0)
    at /var/tmp/portage/kde-base/kdelibs-4.4.1-r1/work/kdelibs-4.4.1/threadweaver/Weaver/WorkingHardState.cpp:74
#6  0x00007fe694d1c327 in ThreadWeaver::ThreadRunHelper::run (this=0x7fe6655b2e30, parent=0x263e4c0, th=0x7fe66810dbd0)
    at /var/tmp/portage/kde-base/kdelibs-4.4.1-r1/work/kdelibs-4.4.1/threadweaver/Weaver/Thread.cpp:87
#7  0x00007fe694d1c878 in ThreadWeaver::Thread::run (this=0x7fe66810dbd0) at /var/tmp/portage/kde-base/kdelibs-4.4.1-r1/work/kdelibs-4.4.1/threadweaver/Weaver/Thread.cpp:142
#8  0x00007fe6931a2d05 in QThreadPrivate::start (arg=0x7fe66810dbd0) at thread/qthread_unix.cpp:248
#9  0x00007fe692f12a64 in start_thread (arg=<value optimized out>) at pthread_create.c:297
#10 0x00007fe6915d188d in clone () at ../sysdeps/unix/sysv/linux/x86_64/clone.S:112
#11 0x0000000000000000 in ?? ()

Thread 2 (Thread 0x7fe67dafd710 (LWP 29247)):
#0  pthread_cond_wait@@GLIBC_2.3.2 () at ../nptl/sysdeps/unix/sysv/linux/x86_64/pthread_cond_wait.S:162
#1  0x00007fe690797cf6 in QTWTF::TCMalloc_PageHeap::scavengerThread (this=0x7fe690a76220) at ../3rdparty/javascriptcore/JavaScriptCore/wtf/FastMalloc.cpp:2304
#2  0x00007fe690797d39 in QTWTF::TCMalloc_PageHeap::runScavengerThread (context=0x7fe690a842ec) at ../3rdparty/javascriptcore/JavaScriptCore/wtf/FastMalloc.cpp:1438
#3  0x00007fe692f12a64 in start_thread (arg=<value optimized out>) at pthread_create.c:297
#4  0x00007fe6915d188d in clone () at ../sysdeps/unix/sysv/linux/x86_64/clone.S:112
#5  0x0000000000000000 in ?? ()

Thread 1 (Thread 0x7fe6968bf760 (LWP 31710)):
[KCrash Handler]
#5  QBasicAtomicInt::deref (this=0x80148c8, other=...) at ../../include/QtCore/../../src/corelib/arch/qatomic_x86_64.h:133
#6  QString::operator= (this=0x80148c8, other=...) at tools/qstring.cpp:1281
#7  0x00007fe676a6ab22 in QString::clear () at /usr/include/qt4/QtCore/qstring.h:713
#8  KDevelop::GdbVariable::markAllDead () at /var/tmp/portage/dev-util/kdevelop-3.9.99/work/kdevelop-3.9.99/debuggers/gdb/gdbvariable.cpp:161
#9  0x00007fe68f27737f in KDevelop::IDebugSession::raiseEvent (this=0x7d72a00, e=KDevelop::IDebugSession::debugger_exited)
    at /var/tmp/portage/dev-util/kdevplatform-0.9.99/work/kdevplatform-0.9.99/debugger/interfaces/idebugsession.cpp:75
#10 0x00007fe676a5659e in GDBDebugger::DebugSession::raiseEvent (this=0x7d72a00, e=4055798368) at /var/tmp/portage/dev-util/kdevelop-3.9.99/work/kdevelop-3.9.99/debuggers/gdb/debugsession.cpp:1265
#11 0x00007fe676a593bc in GDBDebugger::DebugSession::programNoApp (this=0x7d72a00, msg=...) at /var/tmp/portage/dev-util/kdevelop-3.9.99/work/kdevelop-3.9.99/debuggers/gdb/debugsession.cpp:826
#12 0x00007fe676a5b282 in GDBDebugger::DebugSession::slotProgramStopped (this=0x7d72a00, r=<value optimized out>)
    at /var/tmp/portage/dev-util/kdevelop-3.9.99/work/kdevelop-3.9.99/debuggers/gdb/debugsession.cpp:686
#13 0x00007fe676a60526 in GDBDebugger::DebugSession::qt_metacall (this=0x7d72a00, _c=QMetaObject::InvokeMetaMethod, _id=<value optimized out>, _a=0x7ffff1be9810)
    at /var/tmp/portage/dev-util/kdevelop-3.9.99/work/kdevelop-3.9.99_build/debuggers/gdb/debugsession.moc:203
#14 0x00007fe6932ab477 in QMetaObject::activate (sender=0x5198f00, m=<value optimized out>, local_signal_index=<value optimized out>, argv=0x1) at kernel/qobject.cpp:3285
#15 0x00007fe676a335c5 in GDBDebugger::GDB::programStopped (this=0x80148c8, _t1=<value optimized out>)
    at /var/tmp/portage/dev-util/kdevelop-3.9.99/work/kdevelop-3.9.99_build/debuggers/gdb/moc_gdb.cpp:138
#16 0x00007fe676a34beb in GDBDebugger::GDB::processLine (this=0x5198f00, line=...) at /var/tmp/portage/dev-util/kdevelop-3.9.99/work/kdevelop-3.9.99/debuggers/gdb/gdb.cpp:254
#17 0x00007fe676a3539c in GDBDebugger::GDB::readyReadStandardOutput (this=0x5198f00) at /var/tmp/portage/dev-util/kdevelop-3.9.99/work/kdevelop-3.9.99/debuggers/gdb/gdb.cpp:175
#18 0x00007fe676a337fc in GDBDebugger::GDB::qt_metacall (this=0x5198f00, _c=QMetaObject::InvokeMetaMethod, _id=<value optimized out>, _a=0x7ffff1be9bd0)
    at /var/tmp/portage/dev-util/kdevelop-3.9.99/work/kdevelop-3.9.99_build/debuggers/gdb/moc_gdb.cpp:111
#19 0x00007fe6932ab477 in QMetaObject::activate (sender=0x5198e00, m=<value optimized out>, local_signal_index=<value optimized out>, argv=0x1) at kernel/qobject.cpp:3285
#20 0x00007fe693235cfd in QProcessPrivate::_q_canReadStandardOutput (this=0x51993f0) at io/qprocess.cpp:887
#21 0x00007fe693236179 in QProcess::qt_metacall (this=0x5198e00, _c=QMetaObject::InvokeMetaMethod, _id=<value optimized out>, _a=0x7ffff1be9db0) at .moc/release-shared/moc_qprocess.cpp:107
#22 0x00007fe69633bd30 in KProcess::qt_metacall (this=0x80148c8, _c=4055798368, _id=1992845057, _a=0x1) at /var/tmp/portage/kde-base/kdelibs-4.4.1-r1/work/kdelibs-4.4.1_build/kdecore/kprocess.moc:69
#23 0x00007fe6932ab477 in QMetaObject::activate (sender=0x5199c00, m=<value optimized out>, local_signal_index=<value optimized out>, argv=0x1) at kernel/qobject.cpp:3285
#24 0x00007fe6932f759e in QSocketNotifier::activated (this=0x80148c8, _t1=34) at .moc/release-shared/moc_qsocketnotifier.cpp:89
#25 0x00007fe6932b1ff3 in QSocketNotifier::event (this=0x5199c00, e=0x7ffff1bea460) at kernel/qsocketnotifier.cpp:317
#26 0x00007fe69241ff0c in QApplicationPrivate::notify_helper (this=0x1c8b730, receiver=0x5199c00, e=0x7ffff1bea460) at kernel/qapplication.cpp:4300
#27 0x00007fe69242650b in QApplication::notify (this=0x7ffff1bea870, receiver=0x5199c00, e=0x7ffff1bea460) at kernel/qapplication.cpp:4183
#28 0x00007fe693a4f608 in KApplication::notify (this=0x7ffff1bea870, receiver=0x5199c00, event=0x7ffff1bea460)
    at /var/tmp/portage/kde-base/kdelibs-4.4.1-r1/work/kdelibs-4.4.1/kdeui/kernel/kapplication.cpp:302
#29 0x00007fe69329802c in QCoreApplication::notifyInternal (this=0x7ffff1bea870, receiver=0x5199c00, event=0x7ffff1bea460) at kernel/qcoreapplication.cpp:704
#30 0x00007fe6932c1d09 in QCoreApplication::sendEvent (source=0x1c9d190) at kernel/qcoreapplication.h:215
#31 socketNotifierSourceDispatch (source=0x1c9d190) at kernel/qeventdispatcher_glib.cpp:110
#32 0x00007fe68c62aba3 in g_main_dispatch (context=0x1c9d040) at gmain.c:1960
#33 IA__g_main_context_dispatch (context=0x1c9d040) at gmain.c:2513
#34 0x00007fe68c62e3d0 in g_main_context_iterate (context=0x1c9d040, block=<value optimized out>, dispatch=<value optimized out>, self=<value optimized out>) at gmain.c:2591
#35 0x00007fe68c62e4e8 in IA__g_main_context_iteration (context=0x1c9d040, may_block=1) at gmain.c:2654
#36 0x00007fe6932c196c in QEventDispatcherGlib::processEvents (this=0x1c8b6f0, flags=<value optimized out>) at kernel/qeventdispatcher_glib.cpp:412
#37 0x00007fe6924ce906 in QGuiEventDispatcherGlib::processEvents (this=0x80148c8, flags=<value optimized out>) at kernel/qguieventdispatcher_glib.cpp:204
#38 0x00007fe693296912 in QEventLoop::processEvents (this=<value optimized out>, flags=...) at kernel/qeventloop.cpp:149
#39 0x00007fe693296ce4 in QEventLoop::exec (this=0x7ffff1bea6c0, flags=...) at kernel/qeventloop.cpp:201
#40 0x00007fe693299196 in QCoreApplication::exec () at kernel/qcoreapplication.cpp:981
#41 0x0000000000408a57 in main (argc=<value optimized out>, argv=<value optimized out>) at /var/tmp/portage/dev-util/kdevelop-3.9.99/work/kdevelop-3.9.99/app/main_internal.cpp:222

Reported using DrKonqi