Bug 114197

Summary:	KMail Composer crashed between accepting GnuPG passphrase and prompting for PoP/SMTP password
Product:	[Applications] kontact	Reporter:	Bruce Miller <bugs>
Component:	general	Assignee:	kdepim bugs <pim-bugs-null>
Status:	RESOLVED FIXED
Severity:	crash
Priority:	NOR
Version First Reported In:	unspecified
Target Milestone:	---
Platform:	Debian stable
OS:	Linux
Latest Commit:		Version Fixed/Implemented In:
Sentry Crash Report:

Description Bruce Miller 2005-10-10 23:27:13 UTC

Version:           KMail 1.7.2 (using KDE KDE 3.3.2)
Installed from:    Debian stable Packages
Compiler:          gcc - Debian stable/sarge 
OS:                Linux

system backtrace as follows:

bruce@linux_P4:~$ cat crash_reports/kmail_crash_200510101715.txt
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Using host libthread_db library "/lib/tls/libthread_db.so.1".
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`system-supplied DSO at 0xffffe000' has disappeared; keeping its symbols.
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[Thread debugging using libthread_db enabled]
[New Thread -1229057920 (LWP 11417)]
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[KCrash handler]
#3  0xb7f12dfd in KPIM::ProgressItem::setComplete ()
   from /usr/lib/libkdepim.so.1
#4  0xb640d58b in KMAcctExpPop::slotJobFinished ()
   from /usr/lib/libkmailprivate.so.0
#5  0xb641088e in KMAcctExpPop::slotResult ()
   from /usr/lib/libkmailprivate.so.0
#6  0xb6410cd7 in KMAcctExpPop::qt_invoke ()
   from /usr/lib/libkmailprivate.so.0
#7  0xb71aa5ac in QObject::activate_signal () from /usr/lib/libqt-mt.so.3
#8  0xb7c781ea in KIO::Job::result () from /usr/lib/libkio.so.4
#9  0xb7c614fc in KIO::Job::emitResult () from /usr/lib/libkio.so.4
#10 0xb7c629fc in KIO::SimpleJob::slotFinished () from /usr/lib/libkio.so.4
#11 0xb7c65e4e in KIO::TransferJob::slotFinished () from /usr/lib/libkio.so.4
#12 0xb7c7a1cd in KIO::TransferJob::qt_invoke () from /usr/lib/libkio.so.4
#13 0xb71aa5ac in QObject::activate_signal () from /usr/lib/libqt-mt.so.3
#14 0xb71aa3d4 in QObject::activate_signal () from /usr/lib/libqt-mt.so.3
#15 0xb7c5788e in KIO::SlaveInterface::finished () from /usr/lib/libkio.so.4
#16 0xb7c56409 in KIO::SlaveInterface::dispatch () from /usr/lib/libkio.so.4
#17 0xb7c55929 in KIO::SlaveInterface::dispatch () from /usr/lib/libkio.so.4
#18 0xb7c5335b in KIO::Slave::gotInput () from /usr/lib/libkio.so.4
#19 0xb7c55078 in KIO::Slave::qt_invoke () from /usr/lib/libkio.so.4
#20 0xb71aa5ac in QObject::activate_signal () from /usr/lib/libqt-mt.so.3
#21 0xb71aa70d in QObject::activate_signal () from /usr/lib/libqt-mt.so.3
#22 0xb74e9092 in QSocketNotifier::activated () from /usr/lib/libqt-mt.so.3
#23 0xb71c6d70 in QSocketNotifier::event () from /usr/lib/libqt-mt.so.3
#24 0xb714dbff in QApplication::internalNotify () from /usr/lib/libqt-mt.so.3
#25 0xb714d1fe in QApplication::notify () from /usr/lib/libqt-mt.so.3
#26 0xb76fce43 in KApplication::notify () from /usr/lib/libkdecore.so.4
#27 0xb713d5fa in QEventLoop::activateSocketNotifiers ()
   from /usr/lib/libqt-mt.so.3
#28 0xb70f6c23 in QEventLoop::processEvents () from /usr/lib/libqt-mt.so.3
#29 0xb715ff58 in QEventLoop::enterLoop () from /usr/lib/libqt-mt.so.3
#30 0xb714deb1 in QApplication::enter_loop () from /usr/lib/libqt-mt.so.3
#31 0xb73345a0 in QDialog::exec () from /usr/lib/libqt-mt.so.3
#32 0xb7ca9032 in KIO::PasswordDialog::getNameAndPassword ()
   from /usr/lib/libkio.so.4
#33 0xb639b4f2 in KMSendSMTP::send () from /usr/lib/libkmailprivate.so.0
#34 0xb639871b in KMSender::doSendMsgAux () from /usr/lib/libkmailprivate.so.0
#35 0xb6398531 in KMSender::sendProcStarted ()
   from /usr/lib/libkmailprivate.so.0
#36 0xb639c590 in KMSender::qt_invoke () from /usr/lib/libkmailprivate.so.0
#37 0xb71aa5ac in QObject::activate_signal () from /usr/lib/libqt-mt.so.3
#38 0xb71aabe0 in QObject::activate_signal_bool () from /usr/lib/libqt-mt.so.3
#39 0xb639c80b in KMSendProc::started () from /usr/lib/libkmailprivate.so.0
#40 0xb6399d78 in KMSendProc::start () from /usr/lib/libkmailprivate.so.0
#41 0xb63977f8 in KMSender::doSendMsg () from /usr/lib/libkmailprivate.so.0
#42 0xb6396cb7 in KMSender::sendQueued () from /usr/lib/libkmailprivate.so.0
#43 0xb6396ae7 in KMSender::send () from /usr/lib/libkmailprivate.so.0
#44 0xb6349118 in KMComposeWin::slotContinueDoSend ()
   from /usr/lib/libkmailprivate.so.0
#45 0xb6330632 in KMComposeWin::qt_invoke ()
   from /usr/lib/libkmailprivate.so.0
#46 0xb71aa5ac in QObject::activate_signal () from /usr/lib/libqt-mt.so.3
#47 0xb71aabe0 in QObject::activate_signal_bool () from /usr/lib/libqt-mt.so.3
#48 0xb632ff9b in KMComposeWin::applyChangesDone ()
   from /usr/lib/libkmailprivate.so.0
#49 0xb634081b in KMComposeWin::slotComposerDone ()
   from /usr/lib/libkmailprivate.so.0
#50 0xb633061a in KMComposeWin::qt_invoke ()
   from /usr/lib/libkmailprivate.so.0
#51 0xb71aa5ac in QObject::activate_signal () from /usr/lib/libqt-mt.so.3
#52 0xb71aabe0 in QObject::activate_signal_bool () from /usr/lib/libqt-mt.so.3
#53 0xb64e05fa in MessageComposer::done () from /usr/lib/libkmailprivate.so.0
#54 0xb64d5dfb in MessageComposer::doNextJob ()
   from /usr/lib/libkmailprivate.so.0
#55 0xb64d5ed8 in MessageComposer::slotDoNextJob ()
   from /usr/lib/libkmailprivate.so.0
#56 0xb64e0668 in MessageComposer::qt_invoke ()
   from /usr/lib/libkmailprivate.so.0
#57 0xb71aa5ac in QObject::activate_signal () from /usr/lib/libqt-mt.so.3
#58 0xb74e826a in QSignal::signal () from /usr/lib/libqt-mt.so.3
#59 0xb71c478d in QSignal::activate () from /usr/lib/libqt-mt.so.3
#60 0xb71cbf73 in QSingleShotTimer::event () from /usr/lib/libqt-mt.so.3
#61 0xb714dbff in QApplication::internalNotify () from /usr/lib/libqt-mt.so.3
#62 0xb714d1fe in QApplication::notify () from /usr/lib/libqt-mt.so.3
#63 0xb76fce43 in KApplication::notify () from /usr/lib/libkdecore.so.4
#64 0xb713d425 in QEventLoop::activateTimers () from /usr/lib/libqt-mt.so.3
#65 0xb70f6c6b in QEventLoop::processEvents () from /usr/lib/libqt-mt.so.3
#66 0xb715ff58 in QEventLoop::enterLoop () from /usr/lib/libqt-mt.so.3
#67 0xb715fe08 in QEventLoop::exec () from /usr/lib/libqt-mt.so.3
#68 0xb714de51 in QApplication::exec () from /usr/lib/libqt-mt.so.3
#69 0x0805919b in ?? ()
#70 0xbffff9d0 in ?? ()
#71 0x00000001 in ?? ()
#72 0x00000001 in ?? ()
#73 0x00000000 in ?? ()
#74 0x00000000 in ?? ()
#75 0x00000001 in ?? ()
#76 0x08066560 in _IO_stdin_used ()
#77 0x00000000 in ?? ()
#78 0x08065a56 in _IO_stdin_used ()
#79 0x08065a42 in _IO_stdin_used ()
#80 0xbffff9f8 in ?? ()
#81 0x414a26be in operator new () from /usr/lib/libstdc++.so.5
#82 0x4102e974 in __libc_start_main () from /lib/tls/libc.so.6
#83 0x08058951 in ?? ()
bruce@linux_P4:~$

Comment 1 Andreas Kling 2006-09-17 19:50:46 UTC

SVN commit 585670 by kling:

Use a QGuardedPtr for the KPIM::ProgressItem in KMAccount.
Fixes a bazillion crashes when dereferencing deleted items.

BUG: 105701
BUG: 114953
BUG: 114197
BUG: 117475
BUG: 118083
BUG: 128131
BUG: 129007
BUG: 133023
BUG: 133745


 M  +1 -1      kmaccount.h  


--- branches/KDE/3.5/kdepim/kmail/kmaccount.h #585669:585670
@@ -309,7 +309,7 @@
   QValueList<KMMessage*> mReceipts;
   QPtrList<FolderJob>  mJobList;
   bool mHasInbox : 1;
-  ProgressItem *mMailCheckProgressItem;
+  QGuardedPtr<ProgressItem> mMailCheckProgressItem;
 
 private:
     /**