[Bug 242663] New: restart of dbus immediately spawned crash

[Steffen Möller]

https://bugs.kde.org/show_bug.cgi?id=242663

           Summary: restart of dbus immediately spawned crash
           Product: kde
           Version: unspecified
          Platform: unspecified
        OS/Version: Linux
            Status: UNCONFIRMED
          Severity: crash
          Priority: NOR
         Component: general
        AssignedTo: unassigned-bugs at kde.org
        ReportedBy: steffen_moeller at gmx.de


Application: python2 (1.5)
KDE Platform Version: 4.4.85 (KDE 4.4.85 (KDE 4.5 Beta2))
Qt Version: 4.7.0
Operating System: Linux 2.6.32-22-generic x86_64
Distribution: Ubuntu maverick (development branch)

-- Information about the crash:
- What I was doing when the application crashed:

Hello, I was /etc/init.d/dbus restarting, the crash was immediate. Also I did a
few updates with apt-get -u dist-upgrade before, please be careful with the
interpretation with the bt.

-- Backtrace:
Application: Printer Applet (python2.6), signal: Segmentation fault
[KCrash Handler]
#6  QSocketNotifier::setEnabled (this=0x1fa8700, enable=true) at
kernel/qsocketnotifier.cpp:293
#7  0x00007f857eb74843 in ?? () from
/usr/lib/pymodules/python2.6/dbus/mainloop/qt.so
#8  0x00007f857eb74f20 in ?? () from
/usr/lib/pymodules/python2.6/dbus/mainloop/qt.so
#9  0x00007f858a11d597 in QMetaObject::activate (sender=0x1fa8700, m=<value
optimized out>, local_signal_index=<value optimized out>, argv=0x7f857f509871)
at kernel/qobject.cpp:3280
#10 0x00007f858a168ffe in QSocketNotifier::activated (this=0x1fa8700, _t1=11)
at .moc/release-shared/moc_qsocketnotifier.cpp:89
#11 0x00007f858a1220c3 in QSocketNotifier::event (this=0x1fa8700,
e=0x7fffddcf8230) at kernel/qsocketnotifier.cpp:317
#12 0x00007f8587b70a2c in QApplicationPrivate::notify_helper (this=0x1e172d0,
receiver=0x1fa8700, e=0x7fffddcf8230) at kernel/qapplication.cpp:4358
#13 0x00007f8587b764cd in QApplication::notify (this=0x1e171a0,
receiver=0x1fa8700, e=0x7fffddcf8230) at kernel/qapplication.cpp:4241
#14 0x00007f858277cf16 in KApplication::notify (this=0x1e171a0,
receiver=0x1fa8700, event=0x7fffddcf8230) at
../../kdeui/kernel/kapplication.cpp:302
#15 0x00007f8583194ed6 in sipKApplication::notify(QObject*, QEvent*) () from
/usr/lib/pymodules/python2.6/PyKDE4/kdeui.so
#16 0x00007f858a10587c in QCoreApplication::notifyInternal (this=0x1e171a0,
receiver=0x1fa8700, event=0x7fffddcf8230) at kernel/qcoreapplication.cpp:732
#17 0x00007f858a131d2a in QCoreApplication::sendEvent (source=0x1dfb420) at
../../include/QtCore/../../src/corelib/kernel/qcoreapplication.h:215
#18 socketNotifierSourceDispatch (source=0x1dfb420) at
kernel/qeventdispatcher_glib.cpp:110
#19 0x00007f85893ce272 in g_main_dispatch (context=0x1e07520) at
/build/buildd/glib2.0-2.25.9/glib/gmain.c:2044
#20 IA__g_main_context_dispatch (context=0x1e07520) at
/build/buildd/glib2.0-2.25.9/glib/gmain.c:2597
#21 0x00007f85893d21b8 in g_main_context_iterate (context=0x1e07520,
block=<value optimized out>, dispatch=<value optimized out>, self=<value
optimized out>)
    at /build/buildd/glib2.0-2.25.9/glib/gmain.c:2675
#22 0x00007f85893d236c in IA__g_main_context_iteration (context=0x1e07520,
may_block=1) at /build/buildd/glib2.0-2.25.9/glib/gmain.c:2738
#23 0x00007f858a131973 in QEventDispatcherGlib::processEvents (this=0x19cd860,
flags=<value optimized out>) at kernel/qeventdispatcher_glib.cpp:412
#24 0x00007f8587c21fde in QGuiEventDispatcherGlib::processEvents
(this=0x1fa8700, flags=<value optimized out>) at
kernel/qguieventdispatcher_glib.cpp:204
#25 0x00007f858a1045b2 in QEventLoop::processEvents (this=<value optimized
out>, flags=) at kernel/qeventloop.cpp:149
#26 0x00007f858a10498c in QEventLoop::exec (this=0x7fffddcf8490, flags=) at
kernel/qeventloop.cpp:201
#27 0x00007f858a108a3b in QCoreApplication::exec () at
kernel/qcoreapplication.cpp:1009
#28 0x00007f8588b225b0 in ?? () from
/usr/lib/pymodules/python2.6/PyQt4/QtGui.so
#29 0x00000000004a7c5e in call_function (f=Frame 0x189ba20, for file
/usr/bin/printer-applet, line 1157, in <module> (), throwflag=<value optimized
out>) at ../Python/ceval.c:3750
#30 PyEval_EvalFrameEx (f=Frame 0x189ba20, for file /usr/bin/printer-applet,
line 1157, in <module> (), throwflag=<value optimized out>) at
../Python/ceval.c:2412
#31 0x00000000004a9671 in PyEval_EvalCodeEx (co=0x7f858c284be8, 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
#32 0x00000000004a9742 in PyEval_EvalCode (co=0x1fa8700, globals=<unknown at
remote 0x1>, locals=0x0) at ../Python/ceval.c:541
#33 0x00000000004c9a0e in run_mod (fp=<value optimized out>,
filename=0x7fffddcf9b09 "/usr/bin/printer-applet", start=<value optimized out>,
globals=<value optimized out>, 
    locals=<value optimized out>, closeit=1, flags=0x7fffddcf8920) at
../Python/pythonrun.c:1339
#34 PyRun_FileExFlags (fp=<value optimized out>, filename=0x7fffddcf9b09
"/usr/bin/printer-applet", start=<value optimized out>, globals=<value
optimized out>, locals=<value optimized out>, 
    closeit=1, flags=0x7fffddcf8920) at ../Python/pythonrun.c:1325
#35 0x00000000004c9c24 in PyRun_SimpleFileExFlags (fp=<value optimized out>,
filename=0x7fffddcf9b09 "/usr/bin/printer-applet", closeit=1,
flags=0x7fffddcf8920) at ../Python/pythonrun.c:935
#36 0x000000000041a7ff in Py_Main (argc=-1943691136, argv=<value optimized
out>) at ../Modules/main.c:572
#37 0x00007f858ad44d8d 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=0x7fffddcf8a38) at
libc-start.c:226
#38 0x00000000004199f9 in _start ()

Possible duplicates by query: bug 187667.

Reported using DrKonqi

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