Application: konqueror (4.12.2)
KDE Platform Version: 4.12.2
Qt Version: 4.8.5
Operating System: Linux 3.12.8-300.fc20.x86_64 x86_64
Distribution (Platform): Fedora RPMs

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

I was looking at the site raspberrypi.org, then when trying to close the tab, Konqueror crashed.

The crash can be reproduced every time.

-- Backtrace:
Application: Konqueror (konqueror), signal: Segmentation fault
Using host libthread_db library "/lib64/libthread_db.so.1".
81	T_PSEUDO (SYSCALL_SYMBOL, SYSCALL_NAME, SYSCALL_NARGS)
[Current thread is 1 (Thread 0x7f5e5d6878c0 (LWP 1985))]

Thread 11 (Thread 0x7f5e0f8f1700 (LWP 1987)):
#0  0x0000003d6828a2e2 in g_mutex_get_impl (mutex=0x7f5e080009a0) at gthread-posix.c:123
#1  0x0000003d6828a5c9 in g_mutex_unlock (mutex=mutex@entry=0x7f5e080009a0) at gthread-posix.c:232
#2  0x0000003d68248be0 in g_main_context_prepare (context=context@entry=0x7f5e080009a0, priority=priority@entry=0x7f5e0f8f0bd0) at gmain.c:3338
#3  0x0000003d682494bb in g_main_context_iterate (context=context@entry=0x7f5e080009a0, block=block@entry=1, dispatch=dispatch@entry=1, self=<optimized out>) at gmain.c:3693
#4  0x0000003d682496dc in g_main_context_iteration (context=0x7f5e080009a0, may_block=1) at gmain.c:3774
#5  0x0000003d6f7b2ec6 in QEventDispatcherGlib::processEvents (this=0x7f5e080008c0, flags=...) at kernel/qeventdispatcher_glib.cpp:427
#6  0x0000003d6f782edf in QEventLoop::processEvents (this=this@entry=0x7f5e0f8f0d10, flags=...) at kernel/qeventloop.cpp:149
#7  0x0000003d6f78322d in QEventLoop::exec (this=this@entry=0x7f5e0f8f0d10, flags=...) at kernel/qeventloop.cpp:204
#8  0x0000003d6f679baf in QThread::exec (this=<optimized out>) at thread/qthread.cpp:536
#9  0x0000003d6f67c3af in QThreadPrivate::start (arg=0xc5a370) at thread/qthread_unix.cpp:338
#10 0x0000003d66207f33 in start_thread (arg=0x7f5e0f8f1700) at pthread_create.c:309
#11 0x0000003d65af4ded in clone () at ../sysdeps/unix/sysv/linux/x86_64/clone.S:111

Thread 10 (Thread 0x7f5e0da14700 (LWP 1992)):
#0  pthread_cond_wait@@GLIBC_2.3.2 () at ../nptl/sysdeps/unix/sysv/linux/x86_64/pthread_cond_wait.S:185
#1  0x00007f5e0da350cb in queue_processor(void*) () from /usr/lib64/IcedTeaPlugin.so
#2  0x0000003d66207f33 in start_thread (arg=0x7f5e0da14700) at pthread_create.c:309
#3  0x0000003d65af4ded in clone () at ../sysdeps/unix/sysv/linux/x86_64/clone.S:111

Thread 9 (Thread 0x7f5e0d213700 (LWP 1993)):
#0  pthread_cond_wait@@GLIBC_2.3.2 () at ../nptl/sysdeps/unix/sysv/linux/x86_64/pthread_cond_wait.S:185
#1  0x00007f5e0da350cb in queue_processor(void*) () from /usr/lib64/IcedTeaPlugin.so
#2  0x0000003d66207f33 in start_thread (arg=0x7f5e0d213700) at pthread_create.c:309
#3  0x0000003d65af4ded in clone () at ../sysdeps/unix/sysv/linux/x86_64/clone.S:111

Thread 8 (Thread 0x7f5e0ca12700 (LWP 1994)):
#0  pthread_cond_wait@@GLIBC_2.3.2 () at ../nptl/sysdeps/unix/sysv/linux/x86_64/pthread_cond_wait.S:185
#1  0x00007f5e0da350cb in queue_processor(void*) () from /usr/lib64/IcedTeaPlugin.so
#2  0x0000003d66207f33 in start_thread (arg=0x7f5e0ca12700) at pthread_create.c:309
#3  0x0000003d65af4ded in clone () at ../sysdeps/unix/sysv/linux/x86_64/clone.S:111

Thread 7 (Thread 0x7f5e046aa700 (LWP 2004)):
#0  pthread_cond_wait@@GLIBC_2.3.2 () at ../nptl/sysdeps/unix/sysv/linux/x86_64/pthread_cond_wait.S:185
#1  0x0000003778ebc46d in JSC::BlockAllocator::blockFreeingThreadMain (this=0x1086ec8) at /usr/src/debug/webkit-qtwebkit-23/Source/JavaScriptCore/heap/BlockAllocator.cpp:128
#2  0x00000037791aed36 in WTF::wtfThreadEntryPoint (param=0x1084530) at /usr/src/debug/webkit-qtwebkit-23/Source/WTF/wtf/ThreadingPthreads.cpp:196
#3  0x0000003d66207f33 in start_thread (arg=0x7f5e046aa700) at pthread_create.c:309
#4  0x0000003d65af4ded in clone () at ../sysdeps/unix/sysv/linux/x86_64/clone.S:111

Thread 6 (Thread 0x7f5de6117700 (LWP 3056)):
#0  pthread_cond_wait@@GLIBC_2.3.2 () at ../nptl/sysdeps/unix/sysv/linux/x86_64/pthread_cond_wait.S:185
#1  0x00007f5e070d314c in ?? () from /usr/lib64/flash-plugin/libflashplayer.so
#2  0x00007f5e06d1d840 in ?? () from /usr/lib64/flash-plugin/libflashplayer.so
#3  0x00007f5e070d33ac in ?? () from /usr/lib64/flash-plugin/libflashplayer.so
#4  0x00007f5e070d38fe in ?? () from /usr/lib64/flash-plugin/libflashplayer.so
#5  0x0000003d66207f33 in start_thread (arg=0x7f5de6117700) at pthread_create.c:309
#6  0x0000003d65af4ded in clone () at ../sysdeps/unix/sysv/linux/x86_64/clone.S:111

Thread 5 (Thread 0x7f5de5916700 (LWP 3057)):
#0  pthread_cond_wait@@GLIBC_2.3.2 () at ../nptl/sysdeps/unix/sysv/linux/x86_64/pthread_cond_wait.S:185
#1  0x00007f5e070d314c in ?? () from /usr/lib64/flash-plugin/libflashplayer.so
#2  0x00007f5e06d1d840 in ?? () from /usr/lib64/flash-plugin/libflashplayer.so
#3  0x00007f5e070d33ac in ?? () from /usr/lib64/flash-plugin/libflashplayer.so
#4  0x00007f5e070d38fe in ?? () from /usr/lib64/flash-plugin/libflashplayer.so
#5  0x0000003d66207f33 in start_thread (arg=0x7f5de5916700) at pthread_create.c:309
#6  0x0000003d65af4ded in clone () at ../sysdeps/unix/sysv/linux/x86_64/clone.S:111

Thread 4 (Thread 0x7f5de5115700 (LWP 3058)):
#0  pthread_cond_wait@@GLIBC_2.3.2 () at ../nptl/sysdeps/unix/sysv/linux/x86_64/pthread_cond_wait.S:185
#1  0x00007f5e070d314c in ?? () from /usr/lib64/flash-plugin/libflashplayer.so
#2  0x00007f5e06d1d840 in ?? () from /usr/lib64/flash-plugin/libflashplayer.so
#3  0x00007f5e070d33ac in ?? () from /usr/lib64/flash-plugin/libflashplayer.so
#4  0x00007f5e070d38fe in ?? () from /usr/lib64/flash-plugin/libflashplayer.so
#5  0x0000003d66207f33 in start_thread (arg=0x7f5de5115700) at pthread_create.c:309
#6  0x0000003d65af4ded in clone () at ../sysdeps/unix/sysv/linux/x86_64/clone.S:111

Thread 3 (Thread 0x7f5de4914700 (LWP 3059)):
#0  pthread_cond_wait@@GLIBC_2.3.2 () at ../nptl/sysdeps/unix/sysv/linux/x86_64/pthread_cond_wait.S:185
#1  0x00007f5e070d314c in ?? () from /usr/lib64/flash-plugin/libflashplayer.so
#2  0x00007f5e06d1d840 in ?? () from /usr/lib64/flash-plugin/libflashplayer.so
#3  0x00007f5e070d33ac in ?? () from /usr/lib64/flash-plugin/libflashplayer.so
#4  0x00007f5e070d38fe in ?? () from /usr/lib64/flash-plugin/libflashplayer.so
#5  0x0000003d66207f33 in start_thread (arg=0x7f5de4914700) at pthread_create.c:309
#6  0x0000003d65af4ded in clone () at ../sysdeps/unix/sysv/linux/x86_64/clone.S:111

Thread 2 (Thread 0x7f5dda57e700 (LWP 3062)):
#0  pthread_cond_timedwait@@GLIBC_2.3.2 () at ../nptl/sysdeps/unix/sysv/linux/x86_64/pthread_cond_timedwait.S:238
#1  0x00007f5e070d3121 in ?? () from /usr/lib64/flash-plugin/libflashplayer.so
#2  0x00007f5e07031fdd in ?? () from /usr/lib64/flash-plugin/libflashplayer.so
#3  0x00007f5e070d33ac in ?? () from /usr/lib64/flash-plugin/libflashplayer.so
#4  0x00007f5e070d38fe in ?? () from /usr/lib64/flash-plugin/libflashplayer.so
#5  0x0000003d66207f33 in start_thread (arg=0x7f5dda57e700) at pthread_create.c:309
#6  0x0000003d65af4ded in clone () at ../sysdeps/unix/sysv/linux/x86_64/clone.S:111

Thread 1 (Thread 0x7f5e5d6878c0 (LWP 1985)):
[KCrash Handler]
#6  0x0000003778246c7a in WebCore::ResourceLoader::ResourceLoader () from /lib64/libQtWebKit.so.4
#7  0x000000377823660e in WebCore::NetscapePlugInStreamLoader::NetscapePlugInStreamLoader () from /lib64/libQtWebKit.so.4
#8  0x000000377823665f in WebCore::NetscapePlugInStreamLoader::create () from /lib64/libQtWebKit.so.4
#9  0x000000377824e5ca in WebCore::ResourceLoadScheduler::schedulePluginStreamLoad () from /lib64/libQtWebKit.so.4
#10 0x000000377839cd38 in WebCore::PluginStream::start () from /lib64/libQtWebKit.so.4
#11 0x00000037783a4f4a in WebCore::PluginView::performRequest () from /lib64/libQtWebKit.so.4
#12 0x00000037783a51ef in WebCore::PluginView::requestTimerFired () from /lib64/libQtWebKit.so.4
#13 0x000000377838aeb1 in WebCore::ThreadTimers::sharedTimerFiredInternal () from /lib64/libQtWebKit.so.4
#14 0x0000003d6f79d0a1 in QObject::event (this=0xc7a3a0, e=<optimized out>) at kernel/qobject.cpp:1156
#15 0x00000034781c9d8c in QApplicationPrivate::notify_helper (this=this@entry=0x6bdc40, receiver=receiver@entry=0xc7a3a0, e=e@entry=0x7fff09d683c0) at kernel/qapplication.cpp:4562
#16 0x00000034781d0725 in QApplication::notify (this=this@entry=0x7fff09d68de0, receiver=receiver@entry=0xc7a3a0, e=e@entry=0x7fff09d683c0) at kernel/qapplication.cpp:4348
#17 0x0000003f0504aa1a in KApplication::notify (this=0x7fff09d68de0, receiver=0xc7a3a0, event=0x7fff09d683c0) at /usr/src/debug/kdelibs-4.12.2/kdeui/kernel/kapplication.cpp:311
#18 0x0000003d6f78439d in QCoreApplication::notifyInternal (this=0x7fff09d68de0, receiver=0xc7a3a0, event=event@entry=0x7fff09d683c0) at kernel/qcoreapplication.cpp:949
#19 0x0000003d6f7b5ae3 in sendEvent (event=0x7fff09d683c0, receiver=<optimized out>) at kernel/qcoreapplication.h:231
#20 QTimerInfoList::activateTimers (this=this@entry=0x6acb70) at kernel/qeventdispatcher_unix.cpp:621
#21 0x0000003d6f7b2c31 in timerSourceDispatch (source=source@entry=0x6acb10) at kernel/qeventdispatcher_glib.cpp:186
#22 0x0000003d682492a6 in g_main_dispatch (context=0x6bdf60) at gmain.c:3066
#23 g_main_context_dispatch (context=context@entry=0x6bdf60) at gmain.c:3642
#24 0x0000003d68249628 in g_main_context_iterate (context=context@entry=0x6bdf60, block=block@entry=1, dispatch=dispatch@entry=1, self=<optimized out>) at gmain.c:3713
#25 0x0000003d682496dc in g_main_context_iteration (context=0x6bdf60, context@entry=0x0, may_block=may_block@entry=1) at gmain.c:3774
#26 0x0000003714345e41 in IA__gtk_main_iteration () at gtkmain.c:1345
#27 0x00007f5e0706923b in ?? () from /usr/lib64/flash-plugin/libflashplayer.so
#28 0x0000003d68249e43 in g_timeout_dispatch (source=source@entry=0xc4b69f0, callback=<optimized out>, user_data=<optimized out>) at gmain.c:4451
#29 0x0000003d682492a6 in g_main_dispatch (context=0x6bdf60) at gmain.c:3066
#30 g_main_context_dispatch (context=context@entry=0x6bdf60) at gmain.c:3642
#31 0x0000003d68249628 in g_main_context_iterate (context=context@entry=0x6bdf60, block=block@entry=1, dispatch=dispatch@entry=1, self=<optimized out>) at gmain.c:3713
#32 0x0000003d682496dc in g_main_context_iteration (context=0x6bdf60, context@entry=0x0, may_block=may_block@entry=1) at gmain.c:3774
#33 0x0000003714345e41 in IA__gtk_main_iteration () at gtkmain.c:1345
#34 0x00007f5e0706923b in ?? () from /usr/lib64/flash-plugin/libflashplayer.so
#35 0x0000003d68249e43 in g_timeout_dispatch (source=source@entry=0x86f9a00, callback=<optimized out>, user_data=<optimized out>) at gmain.c:4451
#36 0x0000003d682492a6 in g_main_dispatch (context=0x6bdf60) at gmain.c:3066
#37 g_main_context_dispatch (context=context@entry=0x6bdf60) at gmain.c:3642
#38 0x0000003d68249628 in g_main_context_iterate (context=context@entry=0x6bdf60, block=block@entry=1, dispatch=dispatch@entry=1, self=<optimized out>) at gmain.c:3713
#39 0x0000003d682496dc in g_main_context_iteration (context=0x6bdf60, may_block=1) at gmain.c:3774
#40 0x0000003d6f7b2ea5 in QEventDispatcherGlib::processEvents (this=0x689a20, flags=...) at kernel/qeventdispatcher_glib.cpp:425
#41 0x000000347826bca6 in QGuiEventDispatcherGlib::processEvents (this=<optimized out>, flags=...) at kernel/qguieventdispatcher_glib.cpp:207
#42 0x0000003d6f782edf in QEventLoop::processEvents (this=this@entry=0x7fff09d68bf0, flags=...) at kernel/qeventloop.cpp:149
#43 0x0000003d6f78322d in QEventLoop::exec (this=this@entry=0x7fff09d68bf0, flags=...) at kernel/qeventloop.cpp:204
#44 0x0000003d6f788749 in QCoreApplication::exec () at kernel/qcoreapplication.cpp:1221
#45 0x00000034781c83fc in QApplication::exec () at kernel/qapplication.cpp:3823
#46 0x0000003f070b7616 in kdemain (argc=<optimized out>, argv=<optimized out>) at /usr/src/debug/kde-baseapps-4.12.2/konqueror/src/konqmain.cpp:227
#47 0x0000003d65a21d65 in __libc_start_main (main=0x4008a0 <main(int, char**)>, argc=2, argv=0x7fff09d68f88, init=<optimized out>, fini=<optimized out>, rtld_fini=<optimized out>, stack_end=0x7fff09d68f78) at libc-start.c:285
#48 0x00000000004008d1 in _start ()

Reported using DrKonqi