[kmail2] [Bug 347236] kmail crashes while trying to open kontact

Tue May 5 14:56:50 BST 2015

https://bugs.kde.org/show_bug.cgi?id=347236

--- Comment #1 from stakanov at freenet.de ---
This is now repeatable, constant, with the following backtrace: 
Application: KMail (kmail), signal: Segmentation fault
Using host libthread_db library "/lib64/libthread_db.so.1".
[Current thread is 1 (Thread 0x7fe7a1763800 (LWP 11781))]

Thread 5 (Thread 0x7fe77c543700 (LWP 11784)):
#0  0x00007fe79c8bd05f in pthread_cond_wait@@GLIBC_2.3.2 () from
/lib64/libpthread.so.0
#1  0x00007fe791da3686 in WTF::TCMalloc_PageHeap::scavengerThread() () from
/usr/lib64/libQtWebKit.so.4
#2  0x00007fe791da36b9 in WTF::TCMalloc_PageHeap::runScavengerThread(void*) ()
from /usr/lib64/libQtWebKit.so.4
#3  0x00007fe79c8b90a4 in start_thread () from /lib64/libpthread.so.0
#4  0x00007fe79eab806d in clone () from /lib64/libc.so.6

Thread 4 (Thread 0x7fe73b3b0700 (LWP 11785)):
#0  0x00007fe79c8bd05f in pthread_cond_wait@@GLIBC_2.3.2 () from
/lib64/libpthread.so.0
#1  0x00007fe791b15e7d in JSC::BlockAllocator::blockFreeingThreadMain() () from
/usr/lib64/libQtWebKit.so.4
#2  0x00007fe791dcb1e6 in WTF::wtfThreadEntryPoint(void*) () from
/usr/lib64/libQtWebKit.so.4
#3  0x00007fe79c8b90a4 in start_thread () from /lib64/libpthread.so.0
#4  0x00007fe79eab806d in clone () from /lib64/libc.so.6

Thread 3 (Thread 0x7fe73a4b7700 (LWP 11786)):
#0  0x00007fe79eaafc3d in poll () from /lib64/libc.so.6
#1  0x00007fe7965cfbe4 in ?? () from /usr/lib64/libglib-2.0.so.0
#2  0x00007fe7965cfcec in g_main_context_iteration () from
/usr/lib64/libglib-2.0.so.0
#3  0x00007fe7a010a0de in QEventDispatcherGlib::processEvents
(this=0x7fe72c0008c0, flags=...) at kernel/qeventdispatcher_glib.cpp:452
#4  0x00007fe7a00dbe6f in QEventLoop::processEvents
(this=this at entry=0x7fe73a4b6de0, flags=...) at kernel/qeventloop.cpp:149
#5  0x00007fe7a00dc165 in QEventLoop::exec (this=this at entry=0x7fe73a4b6de0,
flags=...) at kernel/qeventloop.cpp:204
#6  0x00007fe79ffd90bf in QThread::exec (this=<optimized out>) at
thread/qthread.cpp:538
#7  0x00007fe79ffdb79f in QThreadPrivate::start (arg=0xb21db0) at
thread/qthread_unix.cpp:349
#8  0x00007fe79c8b90a4 in start_thread () from /lib64/libpthread.so.0
#9  0x00007fe79eab806d in clone () from /lib64/libc.so.6

Thread 2 (Thread 0x7fe738b7a700 (LWP 11790)):
#0  0x00007fe79eaafc3d in poll () from /lib64/libc.so.6
#1  0x00007fe7965cfbe4 in ?? () from /usr/lib64/libglib-2.0.so.0
#2  0x00007fe7965cfcec in g_main_context_iteration () from
/usr/lib64/libglib-2.0.so.0
#3  0x00007fe7a010a0de in QEventDispatcherGlib::processEvents
(this=0x7fe7240008c0, flags=...) at kernel/qeventdispatcher_glib.cpp:452
#4  0x00007fe7a00dbe6f in QEventLoop::processEvents
(this=this at entry=0x7fe738b79da0, flags=...) at kernel/qeventloop.cpp:149
#5  0x00007fe7a00dc165 in QEventLoop::exec (this=this at entry=0x7fe738b79da0,
flags=...) at kernel/qeventloop.cpp:204
#6  0x00007fe79ffd90bf in QThread::exec (this=this at entry=0x10c7130) at
thread/qthread.cpp:538
#7  0x00007fe7a00bd783 in QInotifyFileSystemWatcherEngine::run (this=0x10c7130)
at io/qfilesystemwatcher_inotify.cpp:265
#8  0x00007fe79ffdb79f in QThreadPrivate::start (arg=0x10c7130) at
thread/qthread_unix.cpp:349
#9  0x00007fe79c8b90a4 in start_thread () from /lib64/libpthread.so.0
#10 0x00007fe79eab806d in clone () from /lib64/libc.so.6

Thread 1 (Thread 0x7fe7a1763800 (LWP 11781)):
[KCrash Handler]
#6  KStatusNotifierItem::setStatus (this=this at entry=0xc65a00,
status=status at entry=KStatusNotifierItem::Active) at
/usr/src/debug/kdelibs-4.14.6/kdeui/notifications/kstatusnotifieritem.cpp:160
#7  0x00007fe7a04f5cb5 in KMail::KMSystemTray::setMode (this=0xc65a00,
newMode=0) at /usr/src/debug/kdepim-4.14.6/kmail/kmsystemtray.cpp:168
#8  0x00007fe7a04ff96b in KMKernel::toggleSystemTray (this=0x7fff02629590) at
/usr/src/debug/kdepim-4.14.6/kmail/kmkernel.cpp:2047
#9  0x00007fe7a052c93f in KMMainWidget::readConfig (this=this at entry=0xc86590)
at /usr/src/debug/kdepim-4.14.6/kmail/kmmainwidget.cpp:862
#10 0x00007fe7a053c191 in KMMainWidget::KMMainWidget (this=0xc86590,
parent=<optimized out>, aGUIClient=0xd3aa70, actionCollection=0x9e67a0,
config=...) at /usr/src/debug/kdepim-4.14.6/kmail/kmmainwidget.cpp:258
#11 0x00007fe7a04eed98 in KMMainWin::KMMainWin (this=0xd3aa10,
__in_chrg=<optimized out>, __vtt_parm=<optimized out>) at
/usr/src/debug/kdepim-4.14.6/kmail/kmmainwin.cpp:63
#12 0x00007fe7a04fe64f in KMKernel::openReader (this=0x7fff02629590,
onlyCheck=onlyCheck at entry=false) at
/usr/src/debug/kdepim-4.14.6/kmail/kmkernel.cpp:536
#13 0x00007fe7a0502678 in KMKernel::action (this=this at entry=0x7fff02629590,
mailto=mailto at entry=false, check=check at entry=false, to=..., cc=..., bcc=...,
subj=..., body=..., messageFile=..., attachURLs=..., customHeaders=...,
replyTo=..., inReplyTo=...) at
/usr/src/debug/kdepim-4.14.6/kmail/kmkernel.cpp:1352
#14 0x00007fe7a050313b in KMKernel::handleCommandLine (this=0x7fff02629590,
noArgsOpensReader=noArgsOpensReader at entry=true) at
/usr/src/debug/kdepim-4.14.6/kmail/kmkernel.cpp:445
#15 0x00000000004035c7 in KMailApplication::newInstance (this=0x7fff02629560)
at /usr/src/debug/kdepim-4.14.6/kmail/main.cpp:87
#16 0x00007fe7a11def0a in KUniqueApplicationAdaptor::newInstance
(this=0x8c2eb0, asn_id=..., args=...) at
/usr/src/debug/kdelibs-4.14.6/kdeui/kernel/kuniqueapplication.cpp:442
#17 0x00007fe7a11def85 in KUniqueApplicationAdaptor::qt_static_metacall
(_o=_o at entry=0x8c2eb0, _id=_id at entry=0, _a=_a at entry=0x7fff026288a0,
_c=QMetaObject::InvokeMetaMethod) at
/usr/src/debug/kdelibs-4.14.6/build/kdeui/kuniqueapplication_p.moc:57
#18 0x00007fe7a11df193 in qt_static_metacall (_a=0x7fff026288a0, _id=0,
_c=QMetaObject::InvokeMetaMethod, _o=0x8c2eb0) at
/usr/src/debug/kdelibs-4.14.6/build/kdeui/kuniqueapplication_p.moc:100
#19 KUniqueApplicationAdaptor::qt_metacall (this=0x8c2eb0,
_c=QMetaObject::InvokeMetaMethod, _id=0, _a=0x7fff026288a0) at
/usr/src/debug/kdelibs-4.14.6/build/kdeui/kuniqueapplication_p.moc:101
#20 0x00007fe79caf3d4d in QDBusConnectionPrivate::deliverCall
(this=this at entry=0x73d930, object=object at entry=0x8c2eb0, msg=...,
metaTypes=..., slotIdx=4) at qdbusintegrator.cpp:951
#21 0x00007fe79caf4f4b in QDBusConnectionPrivate::activateCall
(this=this at entry=0x73d930, object=0x8c2eb0, flags=flags at entry=337, msg=...) at
qdbusintegrator.cpp:863
#22 0x00007fe79caf59bd in QDBusConnectionPrivate::activateObject
(this=0x73d930, node=..., msg=..., pathStartPos=<optimized out>) at
qdbusintegrator.cpp:1427
#23 0x00007fe79caf5a8b in QDBusActivateObjectEvent::placeMetaCall
(this=0xe17a40) at qdbusintegrator.cpp:1541
#24 0x00007fe7a00f559e in QObject::event (this=this at entry=0x7fff02629560,
e=e at entry=0xe17a40) at kernel/qobject.cpp:1231
#25 0x00007fe7a00e173c in QCoreApplication::event
(this=this at entry=0x7fff02629560, e=e at entry=0xe17a40) at
kernel/qcoreapplication.cpp:1765
#26 0x00007fe79f47b733 in QApplication::event (this=0x7fff02629560, e=0xe17a40)
at kernel/qapplication.cpp:2544
#27 0x00007fe79f47676c in QApplicationPrivate::notify_helper
(this=this at entry=0x76a460, receiver=receiver at entry=0x7fff02629560,
e=e at entry=0xe17a40) at kernel/qapplication.cpp:4565
#28 0x00007fe79f47ccad in QApplication::notify (this=this at entry=0x7fff02629560,
receiver=receiver at entry=0x7fff02629560, e=e at entry=0xe17a40) at
kernel/qapplication.cpp:4351
#29 0x00007fe7a11d7cea in KApplication::notify (this=0x7fff02629560,
receiver=0x7fff02629560, event=0xe17a40) at
/usr/src/debug/kdelibs-4.14.6/kdeui/kernel/kapplication.cpp:311
#30 0x00007fe7a00dd2ad in QCoreApplication::notifyInternal
(this=0x7fff02629560, receiver=receiver at entry=0x7fff02629560,
event=event at entry=0xe17a40) at kernel/qcoreapplication.cpp:953
#31 0x00007fe7a00e057d in sendEvent (event=0xe17a40, receiver=0x7fff02629560)
at kernel/qcoreapplication.h:231
#32 QCoreApplicationPrivate::sendPostedEvents (receiver=receiver at entry=0x0,
event_type=event_type at entry=0, data=0x6eb860) at
kernel/qcoreapplication.cpp:1577
#33 0x00007fe7a00e0a23 in QCoreApplication::sendPostedEvents
(receiver=receiver at entry=0x0, event_type=event_type at entry=0) at
kernel/qcoreapplication.cpp:1470
#34 0x00007fe7a010a8fe in sendPostedEvents () at kernel/qcoreapplication.h:236
#35 postEventSourceDispatch (s=0x766240) at
kernel/qeventdispatcher_glib.cpp:300
#36 0x00007fe7965cfa04 in g_main_context_dispatch () from
/usr/lib64/libglib-2.0.so.0
#37 0x00007fe7965cfc48 in ?? () from /usr/lib64/libglib-2.0.so.0
#38 0x00007fe7965cfcec in g_main_context_iteration () from
/usr/lib64/libglib-2.0.so.0
#39 0x00007fe7a010a0be in QEventDispatcherGlib::processEvents (this=0x6f1100,
flags=...) at kernel/qeventdispatcher_glib.cpp:450
#40 0x00007fe79f513676 in QGuiEventDispatcherGlib::processEvents
(this=<optimized out>, flags=...) at kernel/qguieventdispatcher_glib.cpp:204
#41 0x00007fe7a00dbe6f in QEventLoop::processEvents
(this=this at entry=0x7fff026291b0, flags=...) at kernel/qeventloop.cpp:149
#42 0x00007fe7a00dc165 in QEventLoop::exec (this=this at entry=0x7fff026291b0,
flags=...) at kernel/qeventloop.cpp:204
#43 0x00007fe7a00e15b9 in QCoreApplication::exec () at
kernel/qcoreapplication.cpp:1225
#44 0x00007fe79f474f3c in QApplication::exec () at kernel/qapplication.cpp:3823
#45 0x0000000000402f3f in main (argc=<optimized out>, argv=<optimized out>) at
/usr/src/debug/kdepim-4.14.6/kmail/main.cpp:145

When this happens a zombie process remains active and has to be killed by hand.

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