[Bug 150038] New: crash with segmentation fault in imap code if kmail is idle (with backtrace)

[Christian Borntr�ger]

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http://bugs.kde.org/show_bug.cgi?id=150038         
           Summary: crash with segmentation fault in imap code if kmail is
                    idle (with backtrace)
           Product: kmail
           Version: 1.9.7
          Platform: unspecified
        OS/Version: Linux
            Status: UNCONFIRMED
          Severity: crash
          Priority: NOR
         Component: IMAP
        AssignedTo: kdepim-bugs kde org
        ReportedBy: christian borntraeger net


Version:           1.9.7 (using KDE 3.5.7, Debian Package 4:3.5.7.dfsg.1-7 (lenny/sid))
Compiler:          Target: i486-linux-gnu
OS:                Linux (i686) release 2.6.23-rc6-gc2f82897

Hello,

I use kmail to access several imap servers with lots of folders. Kmail is configured to After some waiting with no action (key press or mouse click) kmail crashes with this backtrace:

Using host libthread_db library "/lib/i686/cmov/libthread_db.so.1".
[Thread debugging using libthread_db enabled]
[New Thread -1208310080 (LWP 17799)]
[New Thread -1239782512 (LWP 17803)]
[New Thread -1231389808 (LWP 17802)]
[New Thread -1222997104 (LWP 17801)]
[New Thread -1214604400 (LWP 17800)]
[KCrash handler]
#6  0x4c7eb176 in KMMsgBase::storage (this=0x0)
    at /build/buildd/kdepim-3.5.7/./kmail/kmmsgbase.cpp:90
#7  0x4c825381 in KMFolderImap::deleteMessage (this=0x8306768, 
    msgList= 0xbfb53290)
    at /build/buildd/kdepim-3.5.7/./kmail/kmfolderimap.cpp:1848
#8  0x4c825b04 in KMFolderImap::removeMsg (this=0x8306768, 
    msgList= 0xbfb53290, quiet=false)
    at /build/buildd/kdepim-3.5.7/./kmail/kmfolderimap.cpp:305
#9  0x4c771ec6 in KMFolder::removeMsg (this=0x8309088, msgList= 0xbfb53290, 
    imapQuiet=false) at /build/buildd/kdepim-3.5.7/./kmail/kmfolder.cpp:405
#10 0x4c8c8ffc in KMMoveCommand::execute (this=0x8465378)
    at /build/buildd/kdepim-3.5.7/./kmail/kmcommands.cpp:2196
#11 0x4c8ba6f9 in KMCommand::slotPostTransfer (this=0x8465378, 
    result=KMCommand::OK)
    at /build/buildd/kdepim-3.5.7/./kmail/kmcommands.cpp:257
#12 0x4c8c3506 in KMCommand::qt_invoke (this=0x8465378, _id=5, _o=0xbfb533f4)
    at ./kmcommands.moc:148
#13 0x4c8c37eb in KMMenuCommand::qt_invoke (this=0x8465378, _id=5, 
    _o=0xbfb533f4) at ./kmcommands.moc:2801
#14 0x4c8c3877 in KMMoveCommand::qt_invoke (this=0x8465378, _id=5, 
    _o=0xbfb533f4) at ./kmcommands.moc:2987
#15 0x4aa44d23 in QObject::activate_signal (this=0x8465378, clist=0x86425f8, 
    o=0xbfb533f4) at kernel/qobject.cpp:2356
#16 0x4c8ba87e in KMCommand::messagesTransfered (this=0x8465378, 
    t0=KMCommand::OK) at ./kmcommands.moc:126
#17 0x4c8c2801 in KMCommand::transferSelectedMsgs (this=0x8465378)
    at /build/buildd/kdepim-3.5.7/./kmail/kmcommands.cpp:352
#18 0x4c8c2967 in KMCommand::slotStart (this=0x8465378)
    at /build/buildd/kdepim-3.5.7/./kmail/kmcommands.cpp:249
#19 0x4c8c3518 in KMCommand::qt_invoke (this=0x8465378, _id=4, _o=0xbfb53578)
    at ./kmcommands.moc:147
#20 0x4c8c37eb in KMMenuCommand::qt_invoke (this=0x8465378, _id=4, 
    _o=0xbfb53578) at ./kmcommands.moc:2801
#21 0x4c8c3877 in KMMoveCommand::qt_invoke (this=0x8465378, _id=4, 
    _o=0xbfb53578) at ./kmcommands.moc:2987
#22 0x4aa44d23 in QObject::activate_signal (this=0x837d3b0, clist=0x842ce08, 
    o=0xbfb53578) at kernel/qobject.cpp:2356
#23 0x4add1360 in QSignal::signal (this=0x837d3b0, t0= 0x837d3d8)
    at .moc/debug-shared-mt/moc_qsignal.cpp:100
#24 0x4aa64d4e in QSignal::activate (this=0x837d3b0) at kernel/qsignal.cpp:212
#25 0x4aa6c7a0 in QSingleShotTimer::event (this=0x837d388)
    at kernel/qtimer.cpp:286
#26 0x4a9dc4e0 in QApplication::internalNotify (this=0xbfb53b70, 
    receiver=0x837d388, e=0xbfb538e8) at kernel/qapplication.cpp:2635
#27 0x4a9de30f in QApplication::notify (this=0xbfb53b70, receiver=0x837d388, 
    e=0xbfb538e8) at kernel/qapplication.cpp:2358
#28 0x4b0e9192 in KApplication::notify (this=0xbfb53b70, receiver=0x837d388, 
    event=0xbfb538e8)
    at /build/buildd/kdelibs-3.5.7.dfsg.1/./kdecore/kapplication.cpp:550
#29 0x4a96f595 in QApplication::sendEvent (receiver=0x837d388, 
    event=0xbfb538e8) at ../include/qapplication.h:520
#30 0x4a9cee6b in QEventLoop::activateTimers (this=0x80dd4b8)
    at kernel/qeventloop_unix.cpp:556
#31 0x4a983a10 in QEventLoop::processEvents (this=0x80dd4b8, flags=4)
    at kernel/qeventloop_x11.cpp:389
#32 0x4a9f6be6 in QEventLoop::enterLoop (this=0x80dd4b8)
    at kernel/qeventloop.cpp:198
#33 0x4a9f69f6 in QEventLoop::exec (this=0x80dd4b8)
    at kernel/qeventloop.cpp:145
#34 0x4a9de089 in QApplication::exec (this=0xbfb53b70)
    at kernel/qapplication.cpp:2758
#35 0x0804a26d in main (argc=135337096, argv=0x88f5a20)
    at /build/buildd/kdepim-3.5.7/./kmail/main.cpp:110
#36 0x45282050 in __libc_start_main () from /lib/i686/cmov/libc.so.6
#37 0x0804a001 in _start ()