Bug 284051

Application: rekonq (0.7.90)
KDE Platform Version: 4.7.1 (4.7.1)
Qt Version: 4.7.4
Operating System: Linux 3.0.0-12-generic x86_64
Distribution: Ubuntu 11.10

-- Information about the crash:
If you use the Web-Inspector tool, and then turn it off in the menu, then rekonq crashes giving an error

-- Backtrace:
Application: rekonq (rekonq), signal: Segmentation fault
[Current thread is 1 (Thread 0x7f5808295780 (LWP 2097))]

Thread 6 (Thread 0x7f57f41ff700 (LWP 2098)):
#0  pthread_cond_wait@@GLIBC_2.3.2 () at ../nptl/sysdeps/unix/sysv/linux/x86_64/pthread_cond_wait.S:162
#1  0x00007f5806b66c2c in WTF::TCMalloc_PageHeap::scavengerThread (this=0x7f580751d220) at wtf/FastMalloc.cpp:2495
#2  0x00007f5806b66d59 in WTF::TCMalloc_PageHeap::runScavengerThread (context=<optimized out>) at wtf/FastMalloc.cpp:1618
#3  0x00007f580229defc in start_thread (arg=0x7f57f41ff700) at pthread_create.c:304
#4  0x00007f5807ac589d in clone () at ../sysdeps/unix/sysv/linux/x86_64/clone.S:112
#5  0x0000000000000000 in ?? ()

Thread 5 (Thread 0x7f57f38ee700 (LWP 2099)):
#0  0x00007f58006cff2c in g_main_context_prepare () from /lib/x86_64-linux-gnu/libglib-2.0.so.0
#1  0x00007f58006d0dfd in ?? () from /lib/x86_64-linux-gnu/libglib-2.0.so.0
#2  0x00007f58006d1429 in g_main_context_iteration () from /lib/x86_64-linux-gnu/libglib-2.0.so.0
#3  0x00007f5802951f3e in QEventDispatcherGlib::processEvents (this=0x2a31660, flags=<optimized out>) at kernel/qeventdispatcher_glib.cpp:424
#4  0x00007f5802925cf2 in QEventLoop::processEvents (this=<optimized out>, flags=...) at kernel/qeventloop.cpp:149
#5  0x00007f5802925ef7 in QEventLoop::exec (this=0x7f57f38ede00, flags=...) at kernel/qeventloop.cpp:201
#6  0x00007f580283d27f in QThread::exec (this=<optimized out>) at thread/qthread.cpp:498
#7  0x00007f580283fd05 in QThreadPrivate::start (arg=0x2a308b0) at thread/qthread_unix.cpp:331
#8  0x00007f580229defc in start_thread (arg=0x7f57f38ee700) at pthread_create.c:304
#9  0x00007f5807ac589d in clone () at ../sysdeps/unix/sysv/linux/x86_64/clone.S:112
#10 0x0000000000000000 in ?? ()

Thread 4 (Thread 0x7f57f2a66700 (LWP 2100)):
#0  pthread_cond_wait@@GLIBC_2.3.2 () at ../nptl/sysdeps/unix/sysv/linux/x86_64/pthread_cond_wait.S:162
#1  0x00007f58076c7fe2 in ?? () from /usr/lib/x86_64-linux-gnu/libQtScript.so.4
#2  0x00007f58076c8019 in ?? () from /usr/lib/x86_64-linux-gnu/libQtScript.so.4
#3  0x00007f580229defc in start_thread (arg=0x7f57f2a66700) at pthread_create.c:304
#4  0x00007f5807ac589d in clone () at ../sysdeps/unix/sysv/linux/x86_64/clone.S:112
#5  0x0000000000000000 in ?? ()

Thread 3 (Thread 0x7f57f1706700 (LWP 2101)):
#0  pthread_cond_wait@@GLIBC_2.3.2 () at ../nptl/sysdeps/unix/sysv/linux/x86_64/pthread_cond_wait.S:162
#1  0x00007f58028401ab in wait (time=18446744073709551615, this=0x2741c60) at thread/qwaitcondition_unix.cpp:88
#2  QWaitCondition::wait (this=<optimized out>, mutex=0x273fed0, time=18446744073709551615) at thread/qwaitcondition_unix.cpp:160
#3  0x00007f5804850864 in ThreadWeaver::WeaverImpl::blockThreadUntilJobsAreBeingAssigned (this=0x2740520, th=0x2a73690) at ../../../threadweaver/Weaver/WeaverImpl.cpp:365
#4  0x00007f5804852e0b in ThreadWeaver::WorkingHardState::applyForWork (this=0x27435e0, th=0x2a73690) at ../../../threadweaver/Weaver/WorkingHardState.cpp:71
#5  0x00007f5804851ccf in ThreadWeaver::ThreadRunHelper::run (this=0x7f57f1705e20, parent=0x2740520, th=0x2a73690) at ../../../threadweaver/Weaver/Thread.cpp:87
#6  0x00007f5804851d5b in ThreadWeaver::Thread::run (this=0x2a73690) at ../../../threadweaver/Weaver/Thread.cpp:142
#7  0x00007f580283fd05 in QThreadPrivate::start (arg=0x2a73690) at thread/qthread_unix.cpp:331
#8  0x00007f580229defc in start_thread (arg=0x7f57f1706700) at pthread_create.c:304
#9  0x00007f5807ac589d in clone () at ../sysdeps/unix/sysv/linux/x86_64/clone.S:112
#10 0x0000000000000000 in ?? ()

Thread 2 (Thread 0x7f57a3fff700 (LWP 2109)):
#0  0x00007f5807ab9773 in __GI___poll (fds=<optimized out>, nfds=<optimized out>, timeout=<optimized out>) at ../sysdeps/unix/sysv/linux/poll.c:87
#1  0x00007f58006d0f68 in ?? () from /lib/x86_64-linux-gnu/libglib-2.0.so.0
#2  0x00007f58006d1429 in g_main_context_iteration () from /lib/x86_64-linux-gnu/libglib-2.0.so.0
#3  0x00007f5802951f3e in QEventDispatcherGlib::processEvents (this=0x2b2d2f0, flags=<optimized out>) at kernel/qeventdispatcher_glib.cpp:424
#4  0x00007f5802925cf2 in QEventLoop::processEvents (this=<optimized out>, flags=...) at kernel/qeventloop.cpp:149
#5  0x00007f5802925ef7 in QEventLoop::exec (this=0x7f57a3ffedd0, flags=...) at kernel/qeventloop.cpp:201
#6  0x00007f580283d27f in QThread::exec (this=<optimized out>) at thread/qthread.cpp:498
#7  0x00007f5802908cbf in QInotifyFileSystemWatcherEngine::run (this=0x2b32630) at io/qfilesystemwatcher_inotify.cpp:248
#8  0x00007f580283fd05 in QThreadPrivate::start (arg=0x2b32630) at thread/qthread_unix.cpp:331
#9  0x00007f580229defc in start_thread (arg=0x7f57a3fff700) at pthread_create.c:304
#10 0x00007f5807ac589d in clone () at ../sysdeps/unix/sysv/linux/x86_64/clone.S:112
#11 0x0000000000000000 in ?? ()

Thread 1 (Thread 0x7f5808295780 (LWP 2097)):
[KCrash Handler]
#6  0x00007f58062cfdb3 in WebCore::InspectorClientQt::sendMessageToFrontend (this=0x2a25000, message=...) at WebCoreSupport/InspectorClientQt.cpp:282
#7  0x00007f5806242289 in WebCore::InspectorFrontend::DOM::attributesUpdated (this=0x689e250, id=<optimized out>, attributes=<optimized out>) at ../../WebCore/generated/InspectorFrontend.cpp:445
#8  0x00007f58065c1638 in WebCore::InspectorDOMAgent::didModifyDOMAttr (this=0x2a302c0, element=0x61edbf0) at inspector/InspectorDOMAgent.cpp:1288
#9  0x00007f58065c16cf in WebCore::RevalidateStyleAttributeTask::onTimer (this=0x6374350) at inspector/InspectorDOMAgent.cpp:256
#10 0x00007f5806714b62 in WebCore::ThreadTimers::sharedTimerFiredInternal (this=0x7f57f39387a8) at platform/ThreadTimers.cpp:112
#11 0x00007f580293d789 in QObject::event (this=0x2a399a0, e=<optimized out>) at kernel/qobject.cpp:1181
#12 0x00007f5802e57424 in notify_helper (e=0x7fffa8532910, receiver=0x2a399a0, this=0x25db540) at kernel/qapplication.cpp:4486
#13 QApplicationPrivate::notify_helper (this=0x25db540, receiver=0x2a399a0, e=0x7fffa8532910) at kernel/qapplication.cpp:4458
#14 0x00007f5802e5c291 in QApplication::notify (this=0x7fffa8532c10, receiver=0x2a399a0, e=0x7fffa8532910) at kernel/qapplication.cpp:4365
#15 0x00007f580538c1e6 in KApplication::notify (this=0x7fffa8532c10, receiver=0x2a399a0, event=0x7fffa8532910) at ../../kdeui/kernel/kapplication.cpp:311
#16 0x00007f5802926afc in QCoreApplication::notifyInternal (this=0x7fffa8532c10, receiver=0x2a399a0, event=0x7fffa8532910) at kernel/qcoreapplication.cpp:787
#17 0x00007f5802953d62 in sendEvent (event=0x7fffa8532910, receiver=<optimized out>) at ../../include/QtCore/../../src/corelib/kernel/qcoreapplication.h:215
#18 QTimerInfoList::activateTimers (this=0x25d6bb0) at kernel/qeventdispatcher_unix.cpp:603
#19 0x00007f5802951514 in timerSourceDispatch (source=<optimized out>) at kernel/qeventdispatcher_glib.cpp:184
#20 0x00007f58006d0a5d in g_main_context_dispatch () from /lib/x86_64-linux-gnu/libglib-2.0.so.0
#21 0x00007f58006d1258 in ?? () from /lib/x86_64-linux-gnu/libglib-2.0.so.0
#22 0x00007f58006d1429 in g_main_context_iteration () from /lib/x86_64-linux-gnu/libglib-2.0.so.0
#23 0x00007f5802951ed6 in QEventDispatcherGlib::processEvents (this=0x25a9f40, flags=<optimized out>) at kernel/qeventdispatcher_glib.cpp:422
#24 0x00007f5802eff07e in QGuiEventDispatcherGlib::processEvents (this=<optimized out>, flags=<optimized out>) at kernel/qguieventdispatcher_glib.cpp:204
#25 0x00007f5802925cf2 in QEventLoop::processEvents (this=<optimized out>, flags=...) at kernel/qeventloop.cpp:149
#26 0x00007f5802925ef7 in QEventLoop::exec (this=0x7fffa8532ba0, flags=...) at kernel/qeventloop.cpp:201
#27 0x00007f580292a789 in QCoreApplication::exec () at kernel/qcoreapplication.cpp:1064
#28 0x00007f5807e76237 in kdemain (argc=1, argv=<optimized out>) at /build/buildd/rekonq-0.7.90/src/main.cpp:215
#29 0x00007f5807a0530d in __libc_start_main (main=0x400630 <main(int, char**)>, argc=1, ubp_av=0x7fffa85335a8, init=<optimized out>, fini=<optimized out>, rtld_fini=<optimized out>, stack_end=0x7fffa8533598) at libc-start.c:226
#30 0x0000000000400661 in _start ()

Reported using DrKonqi