Bug 243661

Application: rekonq (0.4.0)
KDE Platform Version: 4.4.5 (KDE 4.4.5)
Qt Version: 4.6.3
Operating System: Linux 2.6.32-23-generic x86_64
Distribution: Ubuntu 10.04 LTS

-- Information about the crash:
rekonq crashed during this test:
http://service.futuremark.com/peacekeeper/index.action

The crash can be reproduced some of the time.

 -- Backtrace:
Application: rekonq (kdeinit4), signal: Segmentation fault
[Current thread is 1 (Thread 0x7f68743cc760 (LWP 3488))]

Thread 8 (Thread 0x7f68632bf710 (LWP 3489)):
#0  0x00007f687138735d in nanosleep () at ../sysdeps/unix/syscall-template.S:82
#1  0x00007f68713871d0 in __sleep (seconds=<value optimized out>) at ../sysdeps/unix/sysv/linux/sleep.c:138
#2  0x00007f686a066d07 in WTF::TCMalloc_PageHeap::scavengerThread (this=0x7f686b029e80) at ../JavaScriptCore/wtf/FastMalloc.cpp:2303
#3  0x00007f686a066db9 in WTF::TCMalloc_PageHeap::runScavengerThread (context=0x7f68632bede0) at ../JavaScriptCore/wtf/FastMalloc.cpp:1433
#4  0x00007f68726149ca in start_thread (arg=<value optimized out>) at pthread_create.c:300
#5  0x00007f68713c36cd in clone () at ../sysdeps/unix/sysv/linux/x86_64/clone.S:112
#6  0x0000000000000000 in ?? ()

Thread 7 (Thread 0x7f685e8dd710 (LWP 3490)):
#0  pthread_cond_wait@@GLIBC_2.3.2 () at ../nptl/sysdeps/unix/sysv/linux/x86_64/pthread_cond_wait.S:162
#1  0x00007f68728a5fdb in QWaitConditionPrivate::wait (this=<value optimized out>, mutex=0x10dfa00, time=18446744073709551615) at thread/qwaitcondition_unix.cpp:87
#2  QWaitCondition::wait (this=<value optimized out>, mutex=0x10dfa00, time=18446744073709551615) at thread/qwaitcondition_unix.cpp:159
#3  0x00007f6869839026 in ThreadWeaver::WeaverImpl::blockThreadUntilJobsAreBeingAssigned (this=0x10da990, th=0x12983a0) at ../../../threadweaver/Weaver/WeaverImpl.cpp:365
#4  0x00007f686983b6ab in ThreadWeaver::WorkingHardState::applyForWork (this=0x10dfa60, th=0x12983a0) at ../../../threadweaver/Weaver/WorkingHardState.cpp:71
#5  0x00007f686983b6c4 in ThreadWeaver::WorkingHardState::applyForWork (this=0x10dfa60, th=0x12983a0) at ../../../threadweaver/Weaver/WorkingHardState.cpp:74
#6  0x00007f6869839bff in ThreadWeaver::ThreadRunHelper::run (this=0x7f685e8dce00, parent=0x10da990, th=0x12983a0) at ../../../threadweaver/Weaver/Thread.cpp:87
#7  0x00007f686983a168 in ThreadWeaver::Thread::run (this=0x12983a0) at ../../../threadweaver/Weaver/Thread.cpp:142
#8  0x00007f68728a4f95 in QThreadPrivate::start (arg=0x12983a0) at thread/qthread_unix.cpp:248
#9  0x00007f68726149ca in start_thread (arg=<value optimized out>) at pthread_create.c:300
#10 0x00007f68713c36cd in clone () at ../sysdeps/unix/sysv/linux/x86_64/clone.S:112
#11 0x0000000000000000 in ?? ()

Thread 6 (Thread 0x7f685d4fe710 (LWP 3492)):
#0  pthread_cond_wait@@GLIBC_2.3.2 () at ../nptl/sysdeps/unix/sysv/linux/x86_64/pthread_cond_wait.S:162
#1  0x00007f68728a5fdb in QWaitConditionPrivate::wait (this=<value optimized out>, mutex=0x10ee560, time=18446744073709551615) at thread/qwaitcondition_unix.cpp:87
#2  QWaitCondition::wait (this=<value optimized out>, mutex=0x10ee560, time=18446744073709551615) at thread/qwaitcondition_unix.cpp:159
#3  0x00007f686a573dc8 in WebCore::IconDatabase::syncThreadMainLoop (this=0x7f6862a0ad80) at loader/icon/IconDatabase.cpp:1412
#4  0x00007f686a573f58 in WebCore::IconDatabase::iconDatabaseSyncThread (this=0x7f6862a0ad80) at loader/icon/IconDatabase.cpp:1038
#5  0x00007f686a06d1cb in WTF::ThreadPrivate::run (this=0x173d8a0) at ../JavaScriptCore/wtf/qt/ThreadingQt.cpp:64
#6  0x00007f68728a4f95 in QThreadPrivate::start (arg=0x173d8a0) at thread/qthread_unix.cpp:248
#7  0x00007f68726149ca in start_thread (arg=<value optimized out>) at pthread_create.c:300
#8  0x00007f68713c36cd in clone () at ../sysdeps/unix/sysv/linux/x86_64/clone.S:112
#9  0x0000000000000000 in ?? ()

Thread 5 (Thread 0x7f685ccfd710 (LWP 3494)):
#0  0x00007f68713b6f53 in *__GI___poll (fds=<value optimized out>, nfds=<value optimized out>, timeout=-1) at ../sysdeps/unix/sysv/linux/poll.c:87
#1  0x00007f686dd794a9 in ?? () from /lib/libglib-2.0.so.0
#2  0x00007f686dd798fc in g_main_context_iteration () from /lib/libglib-2.0.so.0
#3  0x00007f68729be406 in QEventDispatcherGlib::processEvents (this=0x1115a30, flags=<value optimized out>) at kernel/qeventdispatcher_glib.cpp:414
#4  0x00007f68729936c2 in QEventLoop::processEvents (this=<value optimized out>, flags=) at kernel/qeventloop.cpp:149
#5  0x00007f6872993a9c in QEventLoop::exec (this=0x7f685ccfcdb0, flags=) at kernel/qeventloop.cpp:201
#6  0x00007f68728a28db in QThread::exec (this=<value optimized out>) at thread/qthread.cpp:487
#7  0x00007f6872973dd8 in QInotifyFileSystemWatcherEngine::run (this=0x1764e60) at io/qfilesystemwatcher_inotify.cpp:248
#8  0x00007f68728a4f95 in QThreadPrivate::start (arg=0x1764e60) at thread/qthread_unix.cpp:248
#9  0x00007f68726149ca in start_thread (arg=<value optimized out>) at pthread_create.c:300
#10 0x00007f68713c36cd in clone () at ../sysdeps/unix/sysv/linux/x86_64/clone.S:112
#11 0x0000000000000000 in ?? ()

Thread 4 (Thread 0x7f6855e5c710 (LWP 3519)):
#0  pthread_cond_wait@@GLIBC_2.3.2 () at ../nptl/sysdeps/unix/sysv/linux/x86_64/pthread_cond_wait.S:162
#1  0x00007f68728a5fdb in QWaitConditionPrivate::wait (this=<value optimized out>, mutex=0x10dfa00, time=18446744073709551615) at thread/qwaitcondition_unix.cpp:87
#2  QWaitCondition::wait (this=<value optimized out>, mutex=0x10dfa00, time=18446744073709551615) at thread/qwaitcondition_unix.cpp:159
#3  0x00007f6869839026 in ThreadWeaver::WeaverImpl::blockThreadUntilJobsAreBeingAssigned (this=0x10da990, th=0x190cd40) at ../../../threadweaver/Weaver/WeaverImpl.cpp:365
#4  0x00007f686983b6ab in ThreadWeaver::WorkingHardState::applyForWork (this=0x10dfa60, th=0x190cd40) at ../../../threadweaver/Weaver/WorkingHardState.cpp:71
#5  0x00007f686983b6c4 in ThreadWeaver::WorkingHardState::applyForWork (this=0x10dfa60, th=0x190cd40) at ../../../threadweaver/Weaver/WorkingHardState.cpp:74
#6  0x00007f686983b6c4 in ThreadWeaver::WorkingHardState::applyForWork (this=0x10dfa60, th=0x190cd40) at ../../../threadweaver/Weaver/WorkingHardState.cpp:74
#7  0x00007f686983b6c4 in ThreadWeaver::WorkingHardState::applyForWork (this=0x10dfa60, th=0x190cd40) at ../../../threadweaver/Weaver/WorkingHardState.cpp:74
#8  0x00007f6869839bff in ThreadWeaver::ThreadRunHelper::run (this=0x7f6855e5be00, parent=0x10da990, th=0x190cd40) at ../../../threadweaver/Weaver/Thread.cpp:87
#9  0x00007f686983a168 in ThreadWeaver::Thread::run (this=0x190cd40) at ../../../threadweaver/Weaver/Thread.cpp:142
#10 0x00007f68728a4f95 in QThreadPrivate::start (arg=0x190cd40) at thread/qthread_unix.cpp:248
#11 0x00007f68726149ca in start_thread (arg=<value optimized out>) at pthread_create.c:300
#12 0x00007f68713c36cd in clone () at ../sysdeps/unix/sysv/linux/x86_64/clone.S:112
#13 0x0000000000000000 in ?? ()

Thread 3 (Thread 0x7f68539cc710 (LWP 3662)):
#0  pthread_cond_wait@@GLIBC_2.3.2 () at ../nptl/sysdeps/unix/sysv/linux/x86_64/pthread_cond_wait.S:162
#1  0x00007f68728a5fdb in QWaitConditionPrivate::wait (this=<value optimized out>, mutex=0x10dfa00, time=18446744073709551615) at thread/qwaitcondition_unix.cpp:87
#2  QWaitCondition::wait (this=<value optimized out>, mutex=0x10dfa00, time=18446744073709551615) at thread/qwaitcondition_unix.cpp:159
#3  0x00007f6869839026 in ThreadWeaver::WeaverImpl::blockThreadUntilJobsAreBeingAssigned (this=0x10da990, th=0x1c21350) at ../../../threadweaver/Weaver/WeaverImpl.cpp:365
#4  0x00007f686983b6ab in ThreadWeaver::WorkingHardState::applyForWork (this=0x10dfa60, th=0x1c21350) at ../../../threadweaver/Weaver/WorkingHardState.cpp:71
#5  0x00007f686983b6c4 in ThreadWeaver::WorkingHardState::applyForWork (this=0x10dfa60, th=0x1c21350) at ../../../threadweaver/Weaver/WorkingHardState.cpp:74
#6  0x00007f686983b6c4 in ThreadWeaver::WorkingHardState::applyForWork (this=0x10dfa60, th=0x1c21350) at ../../../threadweaver/Weaver/WorkingHardState.cpp:74
#7  0x00007f6869839bff in ThreadWeaver::ThreadRunHelper::run (this=0x7f68539cbe00, parent=0x10da990, th=0x1c21350) at ../../../threadweaver/Weaver/Thread.cpp:87
#8  0x00007f686983a168 in ThreadWeaver::Thread::run (this=0x1c21350) at ../../../threadweaver/Weaver/Thread.cpp:142
#9  0x00007f68728a4f95 in QThreadPrivate::start (arg=0x1c21350) at thread/qthread_unix.cpp:248
#10 0x00007f68726149ca in start_thread (arg=<value optimized out>) at pthread_create.c:300
#11 0x00007f68713c36cd in clone () at ../sysdeps/unix/sysv/linux/x86_64/clone.S:112
#12 0x0000000000000000 in ?? ()

Thread 2 (Thread 0x7f6854e5a710 (LWP 3668)):
#0  pthread_cond_wait@@GLIBC_2.3.2 () at ../nptl/sysdeps/unix/sysv/linux/x86_64/pthread_cond_wait.S:162
#1  0x00007f68728a5fdb in QWaitConditionPrivate::wait (this=<value optimized out>, mutex=0x10dfa00, time=18446744073709551615) at thread/qwaitcondition_unix.cpp:87
#2  QWaitCondition::wait (this=<value optimized out>, mutex=0x10dfa00, time=18446744073709551615) at thread/qwaitcondition_unix.cpp:159
#3  0x00007f6869839026 in ThreadWeaver::WeaverImpl::blockThreadUntilJobsAreBeingAssigned (this=0x10da990, th=0x18e7fd0) at ../../../threadweaver/Weaver/WeaverImpl.cpp:365
#4  0x00007f686983b6ab in ThreadWeaver::WorkingHardState::applyForWork (this=0x10dfa60, th=0x18e7fd0) at ../../../threadweaver/Weaver/WorkingHardState.cpp:71
#5  0x00007f6869839bff in ThreadWeaver::ThreadRunHelper::run (this=0x7f6854e59e00, parent=0x10da990, th=0x18e7fd0) at ../../../threadweaver/Weaver/Thread.cpp:87
#6  0x00007f686983a168 in ThreadWeaver::Thread::run (this=0x18e7fd0) at ../../../threadweaver/Weaver/Thread.cpp:142
#7  0x00007f68728a4f95 in QThreadPrivate::start (arg=0x18e7fd0) at thread/qthread_unix.cpp:248
#8  0x00007f68726149ca in start_thread (arg=<value optimized out>) at pthread_create.c:300
#9  0x00007f68713c36cd in clone () at ../sysdeps/unix/sysv/linux/x86_64/clone.S:112
#10 0x0000000000000000 in ?? ()

Thread 1 (Thread 0x7f68743cc760 (LWP 3488)):
[KCrash Handler]
#5  QIODevice::read (this=<value optimized out>, data=0x7f67c1911028 "\020r?fh\177", maxSize=<value optimized out>) at io/qiodevice.cpp:789
#6  0x00007f687292d72c in QIODevice::read (this=0x10f6b70, maxSize=2147483647) at io/qiodevice.cpp:961
#7  0x00007f686a4e4f0e in WebCore::QNetworkReplyHandler::forwardData (this=0x1f97510) at platform/network/qt/QNetworkReplyHandler.cpp:356
#8  0x00007f686a4e6674 in WebCore::QNetworkReplyHandler::qt_metacall (this=0x1f97510, _c=QMetaObject::InvokeMetaMethod, _id=<value optimized out>, _a=<value optimized out>)
    at .moc/release-shared/moc_QNetworkReplyHandler.cpp:84
#9  0x00007f68729a4b79 in QObject::event (this=0x1f97510, e=0x23a53d0) at kernel/qobject.cpp:1248
#10 0x00007f6871b31c0c in QApplicationPrivate::notify_helper (this=0x101fee0, receiver=0x1f97510, e=0x23a53d0) at kernel/qapplication.cpp:4302
#11 0x00007f6871b380eb in QApplication::notify (this=0x7fff6572d930, receiver=0x1f97510, e=0x23a53d0) at kernel/qapplication.cpp:4185
#12 0x00007f6872edda16 in KApplication::notify (this=0x7fff6572d930, receiver=0x1f97510, event=0x23a53d0) at ../../kdeui/kernel/kapplication.cpp:302
#13 0x00007f6872994d9c in QCoreApplication::notifyInternal (this=0x7fff6572d930, receiver=0x1f97510, event=0x23a53d0) at kernel/qcoreapplication.cpp:726
#14 0x00007f6872998454 in QCoreApplication::sendEvent (receiver=0x0, event_type=<value optimized out>, data=0xf7dc30) at ../../include/QtCore/../../src/corelib/kernel/qcoreapplication.h:215
#15 QCoreApplicationPrivate::sendPostedEvents (receiver=0x0, event_type=<value optimized out>, data=0xf7dc30) at kernel/qcoreapplication.cpp:1367
#16 0x00007f68729be873 in QCoreApplication::sendPostedEvents (s=<value optimized out>) at ../../include/QtCore/../../src/corelib/kernel/qcoreapplication.h:220
#17 postEventSourceDispatch (s=<value optimized out>) at kernel/qeventdispatcher_glib.cpp:276
#18 0x00007f686dd758c2 in g_main_context_dispatch () from /lib/libglib-2.0.so.0
#19 0x00007f686dd79748 in ?? () from /lib/libglib-2.0.so.0
#20 0x00007f686dd798fc in g_main_context_iteration () from /lib/libglib-2.0.so.0
#21 0x00007f68729be3b3 in QEventDispatcherGlib::processEvents (this=0x1012820, flags=<value optimized out>) at kernel/qeventdispatcher_glib.cpp:412
#22 0x00007f6871be218e in QGuiEventDispatcherGlib::processEvents (this=0x7f67c299ce68, flags=<value optimized out>) at kernel/qguieventdispatcher_glib.cpp:204
#23 0x00007f68729936c2 in QEventLoop::processEvents (this=<value optimized out>, flags=) at kernel/qeventloop.cpp:149
#24 0x00007f6872993a9c in QEventLoop::exec (this=0x7fff6572d880, flags=) at kernel/qeventloop.cpp:201
#25 0x00007f687299873b in QCoreApplication::exec () at kernel/qcoreapplication.cpp:1003
#26 0x00007f68661e6f02 in kdemain () from /usr/lib/libkdeinit4_rekonq.so
#27 0x00000000004070f3 in launch (argc=1, _name=<value optimized out>, args=<value optimized out>, cwd=<value optimized out>, envc=1, envs=<value optimized out>, reset_env=false, tty=0x0, 
    avoid_loops=false, startup_id_str=0xfd97a5 "floux-laptop;1278326006;536449;1497_TIME167994751") at ../../kinit/kinit.cpp:717
#28 0x0000000000407cb0 in handle_launcher_request (sock=8, who=<value optimized out>) at ../../kinit/kinit.cpp:1209
#29 0x000000000040823a in handle_requests (waitForPid=0) at ../../kinit/kinit.cpp:1402
#30 0x0000000000408e22 in main (argc=4, argv=<value optimized out>, envp=<value optimized out>) at ../../kinit/kinit.cpp:1845

Reported using DrKonqi