[Bug 232091] New: Crash when switching to KMail window

[Szczepan Hołyszewski]

https://bugs.kde.org/show_bug.cgi?id=232091

           Summary: Crash when switching to KMail window
           Product: kmail
           Version: 1.13.1
          Platform: openSUSE RPMs
        OS/Version: Linux
            Status: UNCONFIRMED
          Severity: crash
          Priority: NOR
         Component: general
        AssignedTo: kdepim-bugs at kde.org
        ReportedBy: rulatir at wp.pl


Application: kmail (1.13.1)
KDE Platform Version: 4.4.1 (KDE 4.4.1) "release 228"
Qt Version: 4.6.2
Operating System: Linux 2.6.31.12-0.2-desktop i686
Distribution: "openSUSE 11.2 (i586)"

-- Information about the crash:
Crashed when switchng to KMail window. Worked under memory stress (swapping a
lot).

The crash can be reproduced some of the time.

 -- Backtrace:
Application: KMail (kmail), signal: Segmentation fault
[KCrash Handler]
#6  0xb673966b in size (this=<value optimized out>) at
../../src/corelib/tools/qlist.h:90
#7  size (this=<value optimized out>) at ../../src/corelib/tools/qlist.h:120
#8  qt_qFindChildren_helper (this=<value optimized out>) at
kernel/qobject.cpp:1926
#9  0xb6739741 in qt_qFindChildren_helper (parent=0x0, name=..., re=0x0,
mo=..., list=0xbfea7e1c) at kernel/qobject.cpp:1937
#10 0xb6739741 in qt_qFindChildren_helper (parent=0x0, name=..., re=0x0,
mo=..., list=0xbfea7e1c) at kernel/qobject.cpp:1937
#11 0xb6739741 in qt_qFindChildren_helper (parent=0x0, name=..., re=0x0,
mo=..., list=0xbfea7e1c) at kernel/qobject.cpp:1937
#12 0xb764a800 in qFindChildren<QWidget*> (name=<value optimized out>, o=<value
optimized out>) at /usr/include/QtCore/qobject.h:430
#13 findChildren<QWidget*> (name=<value optimized out>, o=<value optimized
out>) at /usr/include/QtCore/qobject.h:174
#14 KAcceleratorManagerPrivate::traverseChildren (name=<value optimized out>,
o=<value optimized out>) at
/usr/src/debug/kdelibs-4.4.1/kdeui/shortcuts/kacceleratormanager.cpp:272
#15 0xb764a452 in KAcceleratorManagerPrivate::manageWidget (w=0x82cf4e8,
item=0x8e3a718) at
/usr/src/debug/kdelibs-4.4.1/kdeui/shortcuts/kacceleratormanager.cpp:401
#16 0xb764b274 in KAcceleratorManagerPrivate::manage (widget=0x82cf4e8) at
/usr/src/debug/kdelibs-4.4.1/kdeui/shortcuts/kacceleratormanager.cpp:189
#17 0xb764b386 in KAcceleratorManager::manage (widget=0x82cf4e8,
programmers_mode=false) at
/usr/src/debug/kdelibs-4.4.1/kdeui/shortcuts/kacceleratormanager.cpp:505
#18 0xb764e9cc in KCheckAccelerators::checkAccelerators (this=0x80afde0,
automatic=true) at
/usr/src/debug/kdelibs-4.4.1/kdeui/shortcuts/kcheckaccelerators.cpp:243
#19 0xb764eeba in KCheckAccelerators::autoCheckSlot (this=0x80afde0) at
/usr/src/debug/kdelibs-4.4.1/kdeui/shortcuts/kcheckaccelerators.cpp:197
#20 0xb764ef8e in KCheckAccelerators::qt_metacall (this=0x80afde0,
_c=InvokeMetaMethod, _id=4, _a=0xbfea80dc) at
/usr/src/debug/kdelibs-4.4.1/build/kdeui/kcheckaccelerators.moc:74
#21 0xb672d14d in QMetaObject::metacall (object=0x80afde0, cl=3078447092,
idx=4, argv=0xbfea80dc) at kernel/qmetaobject.cpp:237
#22 0xb673bfaa in QMetaObject::activate (sender=0x80afdf4, m=0xb683e5a4,
local_signal_index=0, argv=0x0) at kernel/qobject.cpp:3293
#23 0xb678f3d5 in QTimer::timeout (this=0x80afdf4) at
.moc/release-shared/moc_qtimer.cpp:134
#24 0xb6744306 in QTimer::timerEvent (this=0x80afdf4, e=0xbfea8634) at
kernel/qtimer.cpp:271
#25 0xb6738ab4 in QObject::event (this=0x80afdf4, e=0xbfea7e1c) at
kernel/qobject.cpp:1212
#26 0xb5c503fc in QApplicationPrivate::notify_helper (this=0x80862b8,
receiver=0x80afdf4, e=0xbfea8634) at kernel/qapplication.cpp:4300
#27 0xb5c57248 in QApplication::notify (this=0xbfea8a30, receiver=0x80afdf4,
e=0xbfea8634) at kernel/qapplication.cpp:4183
#28 0xb7558b81 in KApplication::notify (this=0xbfea8a30, receiver=0x80afdf4,
event=0xbfea8634) at
/usr/src/debug/kdelibs-4.4.1/kdeui/kernel/kapplication.cpp:302
#29 0xb6727dde in QCoreApplication::notifyInternal (this=0xbfea8a30,
receiver=0x80afdf4, event=0xbfea8634) at kernel/qcoreapplication.cpp:704
#30 0xb6757ffe in sendEvent (event=<value optimized out>, receiver=<value
optimized out>) at kernel/qcoreapplication.h:215
#31 QTimerInfoList::activateTimers (event=<value optimized out>,
receiver=<value optimized out>) at kernel/qeventdispatcher_unix.cpp:617
#32 0xb6754c62 in timerSourceDispatch (source=0x8088d58) at
kernel/qeventdispatcher_glib.cpp:184
#33 0xb3da24c2 in g_main_context_dispatch () from /usr/lib/libglib-2.0.so.0
#34 0xb3da5d98 in ?? () from /usr/lib/libglib-2.0.so.0
#35 0xb3da5ebe in g_main_context_iteration () from /usr/lib/libglib-2.0.so.0
#36 0xb6754931 in QEventDispatcherGlib::processEvents (this=0x8056220,
flags=...) at kernel/qeventdispatcher_glib.cpp:412
#37 0xb5d10e0a in QGuiEventDispatcherGlib::processEvents (this=0x8056220,
flags=...) at kernel/qguieventdispatcher_glib.cpp:204
#38 0xb672644d in QEventLoop::processEvents (this=0xbfea88e4, flags=) at
kernel/qeventloop.cpp:149
#39 0xb6726899 in QEventLoop::exec (this=0xbfea88e4, flags=...) at
kernel/qeventloop.cpp:201
#40 0xb672aa10 in QCoreApplication::exec () at kernel/qcoreapplication.cpp:981
#41 0xb5c504a4 in QApplication::exec () at kernel/qapplication.cpp:3579
#42 0x0804ab1e in _start ()

Reported using DrKonqi

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