[Bug 256256] New: Printer Applet crash after dbus restart

[Tsarev Oleg]

https://bugs.kde.org/show_bug.cgi?id=256256

           Summary: Printer Applet crash after dbus restart
           Product: kde
           Version: unspecified
          Platform: unspecified
        OS/Version: Linux
            Status: UNCONFIRMED
          Severity: crash
          Priority: NOR
         Component: general
        AssignedTo: unassigned-bugs at kde.org
        ReportedBy: zabivator at gmail.com


Application: python2 (1.4)
KDE Platform Version: 4.4.2 (KDE 4.4.2)
Qt Version: 4.6.2
Operating System: Linux 2.6.32-25-generic x86_64
Distribution: Ubuntu 10.04.1 LTS

-- Information about the crash:
After invoke sudo service dbus restart Printer Applet is crashed

The crash can be reproduced every time.

 -- Backtrace:
Application: Printer Applet (python2.6), signal: Segmentation fault
[KCrash Handler]
#5  QSocketNotifier::setEnabled (this=0x33bb0a0, enable=true) at
kernel/qsocketnotifier.cpp:293
#6  0x00007fa889e8b7e7 in ?? () from
/usr/lib/pymodules/python2.6/dbus/mainloop/qt.so
#7  0x00007fa889e8bd7c in ?? () from
/usr/lib/pymodules/python2.6/dbus/mainloop/qt.so
#8  0x00007fa8952d9e3f in QMetaObject::activate (sender=0x33bb0a0, m=<value
optimized out>, local_signal_index=<value optimized out>, argv=0x7fa88a71e871)
at kernel/qobject.cpp:3293
#9  0x00007fa895325c6e in QSocketNotifier::activated (this=0x33bb0a0, _t1=11)
at .moc/release-shared/moc_qsocketnotifier.cpp:89
#10 0x00007fa8952e0fb3 in QSocketNotifier::event (this=0x33bb0a0,
e=0x7fffa288b8e0) at kernel/qsocketnotifier.cpp:317
#11 0x00007fa892d6d22c in QApplicationPrivate::notify_helper (this=0x30396d0,
receiver=0x33bb0a0, e=0x7fffa288b8e0) at kernel/qapplication.cpp:4300
#12 0x00007fa892d736fb in QApplication::notify (this=0x30395e0,
receiver=0x33bb0a0, e=0x7fffa288b8e0) at kernel/qapplication.cpp:4183
#13 0x00007fa88db65526 in KApplication::notify (this=0x30395e0,
receiver=0x33bb0a0, event=0x7fffa288b8e0) at
../../kdeui/kernel/kapplication.cpp:302
#14 0x00007fa88e546896 in sipKApplication::notify(QObject*, QEvent*) () from
/usr/lib/pymodules/python2.6/PyKDE4/kdeui.so
#15 0x00007fa8952c706c in QCoreApplication::notifyInternal (this=0x30395e0,
receiver=0x33bb0a0, event=0x7fffa288b8e0) at kernel/qcoreapplication.cpp:704
#16 0x00007fa8952f08ca in QCoreApplication::sendEvent (source=0x30480b0) at
../../include/QtCore/../../src/corelib/kernel/qcoreapplication.h:215
#17 socketNotifierSourceDispatch (source=0x30480b0) at
kernel/qeventdispatcher_glib.cpp:110
#18 0x00007fa8945818c2 in g_main_context_dispatch () from /lib/libglib-2.0.so.0
#19 0x00007fa894585748 in ?? () from /lib/libglib-2.0.so.0
#20 0x00007fa8945858fc in g_main_context_iteration () from
/lib/libglib-2.0.so.0
#21 0x00007fa8952f0513 in QEventDispatcherGlib::processEvents (this=0x2cc3240,
flags=<value optimized out>) at kernel/qeventdispatcher_glib.cpp:412
#22 0x00007fa892e1d46e in QGuiEventDispatcherGlib::processEvents
(this=0x33bb0a0, flags=<value optimized out>) at
kernel/qguieventdispatcher_glib.cpp:204
#23 0x00007fa8952c5992 in QEventLoop::processEvents (this=<value optimized
out>, flags=) at kernel/qeventloop.cpp:149
#24 0x00007fa8952c5d6c in QEventLoop::exec (this=0x7fffa288bb40, flags=) at
kernel/qeventloop.cpp:201
#25 0x00007fa8952c9aab in QCoreApplication::exec () at
kernel/qcoreapplication.cpp:981
#26 0x00007fa893cd9fb0 in ?? () from
/usr/lib/pymodules/python2.6/PyQt4/QtGui.so
#27 0x00000000004a7c5e in call_function (f=Frame 0x279f450, for file
/usr/bin/printer-applet, line 1148, in <module> (), throwflag=<value optimized
out>) at ../Python/ceval.c:3750
#28 PyEval_EvalFrameEx (f=Frame 0x279f450, for file /usr/bin/printer-applet,
line 1148, in <module> (), throwflag=<value optimized out>) at
../Python/ceval.c:2412
#29 0x00000000004a9671 in PyEval_EvalCodeEx (co=0x7fa897061af8, globals=<value
optimized out>, locals=<value optimized out>, args=0x0, argcount=<value
optimized out>, kws=<value optimized out>, 
    kwcount=0, defs=0x0, defcount=0, closure=0x0) at ../Python/ceval.c:3000
#30 0x00000000004a9742 in PyEval_EvalCode (co=0x33bb0a0, globals=<unknown at
remote 0x1>, locals=0x0) at ../Python/ceval.c:541
#31 0x00000000004c9a0e in run_mod (fp=<value optimized out>,
filename=0x7fffa288cb36 "/usr/bin/printer-applet", start=<value optimized out>,
globals=<value optimized out>, 
    locals=<value optimized out>, closeit=1, flags=0x7fffa288bfd0) at
../Python/pythonrun.c:1339
#32 PyRun_FileExFlags (fp=<value optimized out>, filename=0x7fffa288cb36
"/usr/bin/printer-applet", start=<value optimized out>, globals=<value
optimized out>, locals=<value optimized out>, 
    closeit=1, flags=0x7fffa288bfd0) at ../Python/pythonrun.c:1325
#33 0x00000000004c9c24 in PyRun_SimpleFileExFlags (fp=<value optimized out>,
filename=0x7fffa288cb36 "/usr/bin/printer-applet", closeit=1,
flags=0x7fffa288bfd0) at ../Python/pythonrun.c:935
#34 0x000000000041a7ff in Py_Main (argc=-1761382272, argv=<value optimized
out>) at ../Modules/main.c:572
#35 0x00007fa895b20c4d in __libc_start_main (main=<value optimized out>,
argc=<value optimized out>, ubp_av=<value optimized out>, init=<value optimized
out>, fini=<value optimized out>, 
    rtld_fini=<value optimized out>, stack_end=0x7fffa288c0e8) at
libc-start.c:226
#36 0x00000000004199f9 in _start ()

Possible duplicates by query: bug 187667.

Reported using DrKonqi

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