[Bug 296142] New: Akregator crash on phoronix.

Fri Mar 16 12:30:25 GMT 2012

https://bugs.kde.org/show_bug.cgi?id=296142

            Bug ID: 296142
          Severity: crash
           Version: unspecified
          Priority: NOR
          Assignee: kdepim-bugs at kde.org
           Summary: Akregator crash on phoronix.
    Classification: Unclassified
                OS: Linux
          Reporter: marekpasnikowski at interia.eu
          Hardware: Fedora RPMs
            Status: UNCONFIRMED
         Component: general
           Product: akregator

Application: akregator (4.8.1)
KDE Platform Version: 4.8.1 (4.8.1)
Qt Version: 4.8.0
Operating System: Linux 3.3.0-0.rc3.git7.2.fc17.i686 i686
Distribution (Platform): Fedora RPMs

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

Wanted to read an article on phoronix.com. This one is new, as it worked few
days ago. Fedora 17 Alpha.

The crash can be reproduced every time.

-- Backtrace:
Application: Akregator (akregator), signal: Segmentation fault
Using host libthread_db library "/lib/libthread_db.so.1".
[Current thread is 1 (Thread 0xb76cda00 (LWP 1236))]

Thread 3 (Thread 0xb5d65b40 (LWP 1797)):
#0  0x00234416 in __kernel_vsyscall ()
#1  0x001524d4 in pthread_cond_timedwait@@GLIBC_2.3.2 () at
../nptl/sysdeps/unix/sysv/linux/i386/i486/pthread_cond_timedwait.S:238
#2  0x4e3101de in wait (time=30000, this=0xa75a1e0) at
thread/qwaitcondition_unix.cpp:84
#3  QWaitCondition::wait (this=0xa75a188, mutex=0xa75a184, time=30000) at
thread/qwaitcondition_unix.cpp:158
#4  0x4e3028dc in QThreadPoolThread::run (this=0xa75a290) at
concurrent/qthreadpool.cpp:141
#5  0x4e30fce1 in QThreadPrivate::start (arg=0xa75a290) at
thread/qthread_unix.cpp:298
#6  0x0014eadf in start_thread (arg=0xb5d65b40) at pthread_create.c:309
#7  0x00682c8e in clone () at ../sysdeps/unix/sysv/linux/i386/clone.S:133

Thread 2 (Thread 0xb5068b40 (LWP 1798)):
#0  0x00234416 in __kernel_vsyscall ()
#1  0x001524d4 in pthread_cond_timedwait@@GLIBC_2.3.2 () at
../nptl/sysdeps/unix/sysv/linux/i386/i486/pthread_cond_timedwait.S:238
#2  0x4e3101de in wait (time=30000, this=0xa75a1e0) at
thread/qwaitcondition_unix.cpp:84
#3  QWaitCondition::wait (this=0xa75a188, mutex=0xa75a184, time=30000) at
thread/qwaitcondition_unix.cpp:158
#4  0x4e3028dc in QThreadPoolThread::run (this=0x9e325c8) at
concurrent/qthreadpool.cpp:141
#5  0x4e30fce1 in QThreadPrivate::start (arg=0x9e325c8) at
thread/qthread_unix.cpp:298
#6  0x0014eadf in start_thread (arg=0xb5068b40) at pthread_create.c:309
#7  0x00682c8e in clone () at ../sysdeps/unix/sysv/linux/i386/clone.S:133

Thread 1 (Thread 0xb76cda00 (LWP 1236)):
[KCrash Handler]
#7  operator== (value=<optimized out>, this=<optimized out>) at
/usr/include/QtCore/qbasicatomic.h:70
#8  isNull (this=<optimized out>) at
/usr/include/QtCore/qsharedpointer_impl.h:580
#9  operator! (this=<optimized out>) at
/usr/include/QtCore/qsharedpointer_impl.h:586
#10 KHTMLPart::loadObjectElement (this=0xa86af78, frame=0xb420c18, url=...,
serviceType=..., params=...) at
/usr/src/debug/kdelibs-4.8.1/khtml/khtml_part.cpp:4202
#11 0x00f7791a in DOM::HTMLObjectBaseElementImpl::computeContent
(this=0xb420c18) at
/usr/src/debug/kdelibs-4.8.1/khtml/html/html_objectimpl.cpp:538
#12 0x00f7363a in computeContentIfNeeded (this=0xb420c18) at
/usr/src/debug/kdelibs-4.8.1/khtml/html/html_objectimpl.cpp:89
#13 DOM::HTMLPartContainerElementImpl::computeContentIfNeeded (this=0xb420c18)
at /usr/src/debug/kdelibs-4.8.1/khtml/html/html_objectimpl.cpp:83
#14 0x00ef4614 in DOM::NodeBaseImpl::appendChild (this=0xb483af8,
newChild=0xb420c20, exceptioncode=@0xbfecefc4: 0) at
/usr/src/debug/kdelibs-4.8.1/khtml/xml/dom_nodeimpl.cpp:1801
#15 0x010a2861 in DOMNodeProtoFunc::callAsFunction (this=0x19d,
exec=0xbfecf1dc, thisObj=0xef4400, args=...) at
/usr/src/debug/kdelibs-4.8.1/khtml/ecma/kjs_dom.cpp:642
#16 0x0054266f in call (args=..., thisObj=<optimized out>, exec=<optimized
out>, this=<optimized out>) at /usr/src/debug/kdelibs-4.8.1/kjs/object.h:626
#17 KJS::Machine::runBlock (exec=0xbfecf1dc, codeBlock=...,
parentExec=0xbfecf46c) at codes.def:1223
#18 0x00524d35 in KJS::FunctionImp::callAsFunction (this=0xb554b320,
exec=0xbfecf46c, thisObj=0xb5280000, args=...) at
/usr/src/debug/kdelibs-4.8.1/kjs/function.cpp:172
#19 0x0054266f in call (args=..., thisObj=<optimized out>, exec=<optimized
out>, this=<optimized out>) at /usr/src/debug/kdelibs-4.8.1/kjs/object.h:626
#20 KJS::Machine::runBlock (exec=0xbfecf46c, codeBlock=...,
parentExec=0xbfecf6fc) at codes.def:1223
#21 0x00524d35 in KJS::FunctionImp::callAsFunction (this=0xb554b2e0,
exec=0xbfecf6fc, thisObj=0xb554b820, args=...) at
/usr/src/debug/kdelibs-4.8.1/kjs/function.cpp:172
#22 0x0054266f in call (args=..., thisObj=<optimized out>, exec=<optimized
out>, this=<optimized out>) at /usr/src/debug/kdelibs-4.8.1/kjs/object.h:626
#23 KJS::Machine::runBlock (exec=0xbfecf6fc, codeBlock=...,
parentExec=0xb496e50) at codes.def:1223
#24 0x00524d35 in KJS::FunctionImp::callAsFunction (this=0xb554b220,
exec=0xb496e50, thisObj=0xb5540c20, args=...) at
/usr/src/debug/kdelibs-4.8.1/kjs/function.cpp:172
#25 0x01107ca5 in call (args=..., thisObj=<optimized out>, exec=<optimized
out>, this=<optimized out>) at /usr/src/debug/kdelibs-4.8.1/kjs/object.h:626
#26 KJS::JSEventListener::handleEvent (this=0xb120908, evt=...) at
/usr/src/debug/kdelibs-4.8.1/khtml/ecma/kjs_events.cpp:108
#27 0x00f19fb6 in DOM::EventTargetImpl::handleLocalEvents (this=0xa7e02f4,
evt=0xadec250, useCapture=false) at
/usr/src/debug/kdelibs-4.8.1/khtml/xml/dom2_eventsimpl.cpp:62
#28 0x00ef358c in DOM::NodeImpl::dispatchGenericEvent
(this=this at entry=0xa7e02f4, evt=evt at entry=0xadec250) at
/usr/src/debug/kdelibs-4.8.1/khtml/xml/dom_nodeimpl.cpp:469
#29 0x00ef380d in DOM::NodeImpl::dispatchEvent (this=this at entry=0xa7e02f4,
evt=evt at entry=0xadec250, exceptioncode=@0xbfecf93c: 0,
tempEvent=tempEvent at entry=true) at
/usr/src/debug/kdelibs-4.8.1/khtml/xml/dom_nodeimpl.cpp:401
#30 0x00ef5237 in DOM::NodeImpl::dispatchHTMLEvent (this=0xa7e02f4, _id=36,
canBubbleArg=true, cancelableArg=false) at
/usr/src/debug/kdelibs-4.8.1/khtml/xml/dom_nodeimpl.cpp:520
#31 0x00e6c7e5 in KHTMLPart::slotFinishedParsing (this=this at entry=0xa86af78) at
/usr/src/debug/kdelibs-4.8.1/khtml/khtml_part.cpp:2214
#32 0x00e874b7 in KHTMLPart::qt_static_metacall (_o=0xa86af78,
_c=QMetaObject::InvokeMetaMethod, _id=22, _a=0xbfecfa5c) at
/usr/src/debug/kdelibs-4.8.1/i686-redhat-linux-gnu/khtml/khtml_part.moc:256
#33 0x4e43b03e in QMetaObject::activate (sender=0xa7e02e8, m=0x13af3a0,
local_signal_index=0, argv=0x0) at kernel/qobject.cpp:3547
#34 0x00ee1c46 in DOM::DocumentImpl::finishedParsing (this=0xa7e02e8) at
/usr/src/debug/kdelibs-4.8.1/i686-redhat-linux-gnu/khtml/dom_docimpl.moc:100
#35 0x4e43b03e in QMetaObject::activate (sender=0xb6a1830, m=0x13b0a20,
local_signal_index=0, argv=0x0) at kernel/qobject.cpp:3547
#36 0x00f10b86 in khtml::Tokenizer::finishedParsing (this=0xb6a1830) at
/usr/src/debug/kdelibs-4.8.1/i686-redhat-linux-gnu/khtml/xml_tokenizer.moc:98
#37 0x00f33b0a in khtml::HTMLTokenizer::end (this=0xb6a1830) at
/usr/src/debug/kdelibs-4.8.1/khtml/html/htmltokenizer.cpp:1930
#38 0x00f3b914 in khtml::HTMLTokenizer::write (this=0xb6a1830, str=...,
appendData=false) at
/usr/src/debug/kdelibs-4.8.1/khtml/html/htmltokenizer.cpp:1892
#39 0x00f3c983 in khtml::HTMLTokenizer::notifyFinished (this=0xb6a1830,
finishedObj=0xb1ff988) at
/usr/src/debug/kdelibs-4.8.1/khtml/html/htmltokenizer.cpp:2135
#40 0x010645ef in khtml::CachedScript::checkNotify (this=0xb1ff988) at
/usr/src/debug/kdelibs-4.8.1/khtml/misc/loader.cpp:397
#41 0x010647ec in khtml::CachedScript::data (this=0xb1ff988, buffer=...,
eof=true) at /usr/src/debug/kdelibs-4.8.1/khtml/misc/loader.cpp:389
#42 0x010663f4 in khtml::Loader::slotFinished (this=0xa029400, job=0xb0de978)
at /usr/src/debug/kdelibs-4.8.1/khtml/misc/loader.cpp:1262
#43 0x4e43b03e in QMetaObject::activate (sender=0xb0de978, m=0xcef00c,
local_signal_index=3, argv=0xbfecfef8) at kernel/qobject.cpp:3547
#44 0x00b3b076 in KJob::result (this=this at entry=0xb0de978,
_t1=_t1 at entry=0xb0de978) at
/usr/src/debug/kdelibs-4.8.1/i686-redhat-linux-gnu/kdecore/kjob.moc:208
#45 0x00b3b0c9 in KJob::emitResult (this=0xb0de978) at
/usr/src/debug/kdelibs-4.8.1/kdecore/jobs/kjob.cpp:318
#46 0x0083e81b in KIO::SimpleJob::slotFinished (this=this at entry=0xb0de978) at
/usr/src/debug/kdelibs-4.8.1/kio/kio/job.cpp:494
#47 0x0084770e in KIO::TransferJob::slotFinished (this=0xb0de978) at
/usr/src/debug/kdelibs-4.8.1/kio/kio/job.cpp:1081
#48 0x00845968 in qt_static_metacall (_a=0xbfed011c, _id=7, _o=0xb0de978,
_c=<optimized out>) at
/usr/src/debug/kdelibs-4.8.1/i686-redhat-linux-gnu/kio/jobclasses.moc:388
#49 KIO::TransferJob::qt_static_metacall (_o=0xb0de978,
_c=QMetaObject::InvokeMetaMethod, _id=7, _a=0xbfed011c) at
/usr/src/debug/kdelibs-4.8.1/i686-redhat-linux-gnu/kio/jobclasses.moc:375
#50 0x4e43b03e in QMetaObject::activate (sender=0xa763458, m=0xa1aec0,
local_signal_index=4, argv=0x0) at kernel/qobject.cpp:3547
#51 0x008f2906 in KIO::SlaveInterface::finished (this=this at entry=0xa763458) at
/usr/src/debug/kdelibs-4.8.1/i686-redhat-linux-gnu/kio/slaveinterface.moc:185
#52 0x008f56e9 in KIO::SlaveInterface::dispatch (this=0xa763458, _cmd=104,
rawdata=...) at /usr/src/debug/kdelibs-4.8.1/kio/kio/slaveinterface.cpp:172
#53 0x008f1ffb in KIO::SlaveInterface::dispatch (this=0xa763458) at
/usr/src/debug/kdelibs-4.8.1/kio/kio/slaveinterface.cpp:88
#54 0x008e4818 in KIO::Slave::gotInput (this=this at entry=0xa763458) at
/usr/src/debug/kdelibs-4.8.1/kio/kio/slave.cpp:344
#55 0x008e4e74 in KIO::Slave::qt_static_metacall (_o=0xa763458,
_c=QMetaObject::InvokeMetaMethod, _id=2, _a=0xbfed03cc) at
/usr/src/debug/kdelibs-4.8.1/i686-redhat-linux-gnu/kio/slave.moc:57
#56 0x4e43b03e in QMetaObject::activate (sender=0xa76b8a8, m=0xa17b50,
local_signal_index=0, argv=0x0) at kernel/qobject.cpp:3547
#57 0x0080ccc6 in KIO::Connection::readyRead (this=0xa76b8a8) at
/usr/src/debug/kdelibs-4.8.1/i686-redhat-linux-gnu/kio/connection.moc:106
#58 0x0080d328 in dequeue (this=<optimized out>) at
/usr/src/debug/kdelibs-4.8.1/kio/kio/connection.cpp:82
#59 KIO::ConnectionPrivate::dequeue (this=0xa8f1da0) at
/usr/src/debug/kdelibs-4.8.1/kio/kio/connection.cpp:71
#60 0x4e4349ab in QMetaCallEvent::placeMetaCall (this=0xae71408,
object=0xa76b8a8) at kernel/qobject.cpp:525
#61 0x4e439003 in QObject::event (this=0xa76b8a8, e=0xae71408) at
kernel/qobject.cpp:1195
#62 0x449c6ccc in QApplicationPrivate::notify_helper (this=0x9df3dd0,
receiver=0xa76b8a8, e=0xae71408) at kernel/qapplication.cpp:4550
#63 0x449cb83f in QApplication::notify (this=0xae71408, receiver=0xa76b8a8,
e=0xae71408) at kernel/qapplication.cpp:3932
#64 0x078380a2 in KApplication::notify (this=0xbfed0c98, receiver=0xa76b8a8,
event=0xae71408) at
/usr/src/debug/kdelibs-4.8.1/kdeui/kernel/kapplication.cpp:311
#65 0x4e42297e in QCoreApplication::notifyInternal (this=0xbfed0c98,
receiver=0xa76b8a8, event=0xae71408) at kernel/qcoreapplication.cpp:876
#66 0x4e4265a5 in sendEvent (event=<optimized out>, receiver=<optimized out>)
at kernel/qcoreapplication.h:231
#67 QCoreApplicationPrivate::sendPostedEvents (receiver=0x0, event_type=0,
data=0x9dcac90) at kernel/qcoreapplication.cpp:1500
#68 0x4e42683d in QCoreApplication::sendPostedEvents (receiver=0x0,
event_type=0) at kernel/qcoreapplication.cpp:1393
#69 0x4e454f25 in sendPostedEvents () at kernel/qcoreapplication.h:236
#70 postEventSourceDispatch (s=s at entry=0x9df1490) at
kernel/qeventdispatcher_glib.cpp:279
#71 0x45773fc1 in g_main_dispatch (context=0x9df4300) at gmain.c:2510
#72 g_main_context_dispatch (context=context at entry=0x9df4300) at gmain.c:3047
#73 0x45774440 in g_main_context_iterate (context=context at entry=0x9df4300,
block=block at entry=1, dispatch=dispatch at entry=1, self=<error reading variable:
Unhandled dwarf expression opcode 0xfa>) at gmain.c:3118
#74 0x45774522 in g_main_context_iteration (context=0x9df4300, may_block=1) at
gmain.c:3179
#75 0x4e4550b2 in QEventDispatcherGlib::processEvents (this=0x9dcb7f8,
flags=...) at kernel/qeventdispatcher_glib.cpp:424
#76 0x44a78d3b in QGuiEventDispatcherGlib::processEvents (this=0x9dcb7f8,
flags=...) at kernel/qguieventdispatcher_glib.cpp:207
#77 0x4e42170d in QEventLoop::processEvents (this=this at entry=0xbfed0ba8,
flags=...) at kernel/qeventloop.cpp:149
#78 0x4e421a19 in QEventLoop::exec (this=0xbfed0ba8, flags=...) at
kernel/qeventloop.cpp:204
#79 0x4e426927 in QCoreApplication::exec () at kernel/qcoreapplication.cpp:1148
#80 0x449c4b15 in QApplication::exec () at kernel/qapplication.cpp:3811
#81 0x0804e411 in main (argc=3, argv=0xbfed0d74) at
/usr/src/debug/kdepim-4.8.1/akregator/src/main.cpp:103

Reported using DrKonqi

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