[telepathy] [Bug 313525] New: ktp-text-ui crashes, possibly on "bad" sent/received message

Maksim Melnikau maxposedon at gmail.com
Sat Jan 19 22:15:01 GMT 2013 

https://bugs.kde.org/show_bug.cgi?id=313525

            Bug ID: 313525
           Summary: ktp-text-ui crashes, possibly on "bad" sent/received
                    message
    Classification: Unclassified
           Product: telepathy
           Version: 0.5.2
          Platform: Compiled Sources
                OS: Linux
            Status: UNCONFIRMED
          Severity: crash
          Priority: NOR
         Component: text-ui
          Assignee: kde-telepathy-bugs at kde.org
          Reporter: maxposedon at gmail.com

Application: ktp-text-ui (0.5.2)
KDE Platform Version: 4.9.5 (Compiled from sources)
Qt Version: 4.8.4
Operating System: Linux 3.7.2-gentoo x86_64
Distribution: "Gentoo Base System release 2.2"

-- Information about the crash:
- What I was doing when the application crashed:
Send message from text chat ui.

- Custom settings of the application:
I'm developing my own "echo" CM, based on my telepathy-python
https://github.com/max-posedon/telepathy-foo
https://github.com/max-posedon/telepathy-python

The crash can be reproduced every time.

-- Backtrace:
Application: Telepathy Text Ui (ktp-text-ui), signal: Segmentation fault
Using host libthread_db library "/lib64/libthread_db.so.1".
[Current thread is 1 (Thread 0x7f1dccc3c780 (LWP 25222))]

Thread 3 (Thread 0x7f1db2d0c700 (LWP 25224)):
#0  pthread_cond_wait () at
../nptl/sysdeps/unix/sysv/linux/x86_64/pthread_cond_wait.S:164
#1  0x00007f1dc371ff1d in WTF::TCMalloc_PageHeap::scavengerThread() () from
/usr/lib64/qt4/libQtWebKit.so.4
#2  0x00007f1dc3720029 in WTF::TCMalloc_PageHeap::runScavengerThread(void*) ()
from /usr/lib64/qt4/libQtWebKit.so.4
#3  0x00007f1dc8a53f3b in start_thread (arg=0x7f1db2d0c700) at
pthread_create.c:308
#4  0x00007f1dc8d5208d in clone () at
../sysdeps/unix/sysv/linux/x86_64/clone.S:114

Thread 2 (Thread 0x7f1db240b700 (LWP 25225)):
#0  0x00007f1dc8d446bd in read () at ../sysdeps/unix/syscall-template.S:81
#1  0x00007f1dc494d53f in read (__nbytes=16, __buf=0x7f1db240ac90,
__fd=<optimized out>) at /usr/include/bits/unistd.h:44
#2  g_wakeup_acknowledge (wakeup=0x241fea0) at gwakeup.c:212
#3  0x00007f1dc4911144 in g_main_context_check
(context=context at entry=0x7f1dac0009a0, max_priority=2147483647,
fds=fds at entry=0x7f1dac0027c0, n_fds=n_fds at entry=1) at gmain.c:3129
#4  0x00007f1dc4911552 in g_main_context_iterate
(context=context at entry=0x7f1dac0009a0, block=block at entry=1,
dispatch=dispatch at entry=1, self=<optimized out>) at gmain.c:3287
#5  0x00007f1dc49116d4 in g_main_context_iteration (context=0x7f1dac0009a0,
may_block=1) at gmain.c:3351
#6  0x00007f1dca3d92d6 in QEventDispatcherGlib::processEvents
(this=0x7f1dac0008c0, flags=...) at kernel/qeventdispatcher_glib.cpp:426
#7  0x00007f1dca3a9c2f in QEventLoop::processEvents
(this=this at entry=0x7f1db240ae70, flags=...) at kernel/qeventloop.cpp:149
#8  0x00007f1dca3a9eb8 in QEventLoop::exec (this=0x7f1db240ae70, flags=...) at
kernel/qeventloop.cpp:204
#9  0x00007f1dca2abc20 in QThread::exec (this=<optimized out>) at
thread/qthread.cpp:542
#10 0x00007f1dca2aebac in QThreadPrivate::start (arg=0x24386e0) at
thread/qthread_unix.cpp:338
#11 0x00007f1dc8a53f3b in start_thread (arg=0x7f1db240b700) at
pthread_create.c:308
#12 0x00007f1dc8d5208d in clone () at
../sysdeps/unix/sysv/linux/x86_64/clone.S:114

Thread 1 (Thread 0x7f1dccc3c780 (LWP 25222)):
[KCrash Handler]
#5  0x00007f1dcb60fbcb in Tp::Contact::alias() const () from
/usr/lib64/libtelepathy-qt4.so.2
#6  0x00007f1dca73596a in
ChatWidget::notifyAboutIncomingMessage(Tp::ReceivedMessage const&) () from
/usr/lib64/libktpchat.so
#7  0x00007f1dca73abb6 in ChatWidget::qt_static_metacall(QObject*,
QMetaObject::Call, int, void**) () from /usr/lib64/libktpchat.so
#8  0x00007f1dca3c02df in QMetaObject::activate (sender=0x2255c60, m=<optimized
out>, local_signal_index=<optimized out>, argv=0x7fff0c4e14c0) at
kernel/qobject.cpp:3539
#9  0x00007f1dcb725065 in Tp::TextChannel::messageReceived(Tp::ReceivedMessage
const&) () from /usr/lib64/libtelepathy-qt4.so.2
#10 0x00007f1dcb72a26b in Tp::TextChannel::Private::processMessageQueue() ()
from /usr/lib64/libtelepathy-qt4.so.2
#11 0x00007f1dcb72acf1 in
Tp::TextChannel::onMessageReceived(QList<Tp::MessagePart> const&) () from
/usr/lib64/libtelepathy-qt4.so.2
#12 0x00007f1dcb72e108 in Tp::TextChannel::qt_static_metacall(QObject*,
QMetaObject::Call, int, void**) () from /usr/lib64/libtelepathy-qt4.so.2
#13 0x00007f1dca3c02df in QMetaObject::activate (sender=0x23978f0, m=<optimized
out>, local_signal_index=<optimized out>, argv=0x7fff0c4e1880) at
kernel/qobject.cpp:3539
#14 0x00007f1dcb5579b5 in
Tp::Client::ChannelInterfaceMessagesInterface::MessageReceived(QList<Tp::MessagePart>
const&) () from /usr/lib64/libtelepathy-qt4.so.2
#15 0x00007f1dcb55c71c in
Tp::Client::ChannelInterfaceMessagesInterface::qt_static_metacall(QObject*,
QMetaObject::Call, int, void**) () from /usr/lib64/libtelepathy-qt4.so.2
#16 0x00007f1dcb55c7fb in
Tp::Client::ChannelInterfaceMessagesInterface::qt_metacall(QMetaObject::Call,
int, void**) () from /usr/lib64/libtelepathy-qt4.so.2
#17 0x00007f1dc9fd4d83 in QDBusConnectionPrivate::deliverCall (this=0x21ea1b0,
object=0x23978f0, msg=..., metaTypes=..., slotIdx=10) at
qdbusintegrator.cpp:951
#18 0x00007f1dca3bf7be in QObject::event (this=0x23978f0, e=<optimized out>) at
kernel/qobject.cpp:1194
#19 0x00007f1dc94f47fc in QApplicationPrivate::notify_helper
(this=this at entry=0x220a910, receiver=receiver at entry=0x23978f0,
e=e at entry=0x2c56e50) at kernel/qapplication.cpp:4562
#20 0x00007f1dc94f8c7a in QApplication::notify (this=0x21fbd40,
receiver=0x23978f0, e=0x2c56e50) at kernel/qapplication.cpp:4423
#21 0x00007f1dcc185cf6 in KApplication::notify(QObject*, QEvent*) () from
/usr/lib64/libkdeui.so.5
#22 0x00007f1dca3aaede in QCoreApplication::notifyInternal (this=0x21fbd40,
receiver=receiver at entry=0x23978f0, event=event at entry=0x2c56e50) at
kernel/qcoreapplication.cpp:946
#23 0x00007f1dca3ae841 in sendEvent (event=0x2c56e50, receiver=0x23978f0) at
kernel/qcoreapplication.h:231
#24 QCoreApplicationPrivate::sendPostedEvents (receiver=0x0, event_type=0,
data=0x21c3620) at kernel/qcoreapplication.cpp:1570
#25 0x00007f1dca3d9123 in sendPostedEvents () at kernel/qcoreapplication.h:236
#26 postEventSourceDispatch (s=s at entry=0x220bc00) at
kernel/qeventdispatcher_glib.cpp:279
#27 0x00007f1dc49112e5 in g_main_dispatch (context=0x220ba20) at gmain.c:2715
#28 g_main_context_dispatch (context=context at entry=0x220ba20) at gmain.c:3219
#29 0x00007f1dc4911618 in g_main_context_iterate
(context=context at entry=0x220ba20, block=block at entry=1,
dispatch=dispatch at entry=1, self=<optimized out>) at gmain.c:3290
#30 0x00007f1dc49116d4 in g_main_context_iteration (context=0x220ba20,
may_block=1) at gmain.c:3351
#31 0x00007f1dca3d92b6 in QEventDispatcherGlib::processEvents (this=0x21c4f00,
flags=...) at kernel/qeventdispatcher_glib.cpp:424
#32 0x00007f1dc9593fde in QGuiEventDispatcherGlib::processEvents
(this=<optimized out>, flags=...) at kernel/qguieventdispatcher_glib.cpp:204
#33 0x00007f1dca3a9c2f in QEventLoop::processEvents
(this=this at entry=0x7fff0c4e2400, flags=...) at kernel/qeventloop.cpp:149
#34 0x00007f1dca3a9eb8 in QEventLoop::exec (this=0x7fff0c4e2400, flags=...) at
kernel/qeventloop.cpp:204
#35 0x00007f1dca3aeb58 in QCoreApplication::exec () at
kernel/qcoreapplication.cpp:1218
#36 0x000000000040e623 in main ()

Possible duplicates by query: bug 305218.

Reported using DrKonqi

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