[Konsole-devel] [konsole] [Bug 364685] New: Kconsole crashs - maybe becuase started from PyQt5 app

Thu Jun 23 20:21:29 UTC 2016

https://bugs.kde.org/show_bug.cgi?id=364685

            Bug ID: 364685
           Summary: Kconsole crashs - maybe becuase started from PyQt5 app
           Product: konsole
           Version: 16.04.1
          Platform: Fedora RPMs
                OS: Linux
            Status: UNCONFIRMED
          Keywords: drkonqi
          Severity: crash
          Priority: NOR
         Component: general
          Assignee: konsole-devel at kde.org
          Reporter: barry at barrys-emacs.org

Application: konsole (16.04.1)

Qt Version: 5.6.0
Frameworks Version: 5.22.0
Operating System: Linux 4.5.7-300.fc24.x86_64 x86_64
Distribution (Platform): Fedora RPMs

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

I run a PyQt5 application that allows Konsole processes to be created.

Maybe this is related to the crash.

I am happy to test patches that investigate the problem of may fix it.

The crash can be reproduced sometimes.

-- Backtrace:
Application: Konsole (konsole), signal: Aborted
Using host libthread_db library "/lib64/libthread_db.so.1".
84    T_PSEUDO (SYSCALL_SYMBOL, SYSCALL_NAME, SYSCALL_NARGS)
[Current thread is 1 (Thread 0x7f967a79e980 (LWP 13230))]

Thread 2 (Thread 0x7f967a593700 (LWP 13231)):
#0  0x00007f9688bee32d in poll () at ../sysdeps/unix/syscall-template.S:84
#1  0x00007f968472fa46 in g_main_context_iterate (priority=<optimized out>,
n_fds=1, fds=0x7f96740033b0, timeout=<optimized out>, context=0x7f9674001600)
at gmain.c:4135
#2  0x00007f968472fa46 in g_main_context_iterate
(context=context at entry=0x7f9674001600, block=block at entry=1,
dispatch=dispatch at entry=1, self=<optimized out>) at gmain.c:3835
#3  0x00007f968472fb5c in g_main_context_iteration (context=0x7f9674001600,
may_block=may_block at entry=1) at gmain.c:3901
#4  0x00007f96899f265b in
QEventDispatcherGlib::processEvents(QFlags<QEventLoop::ProcessEventsFlag>)
(this=0x7f96740008e0, flags=...) at kernel/qeventdispatcher_glib.cpp:419
#5  0x00007f96899a1a6a in
QEventLoop::exec(QFlags<QEventLoop::ProcessEventsFlag>)
(this=this at entry=0x7f967a592c00, flags=..., flags at entry=...) at
kernel/qeventloop.cpp:204
#6  0x00007f9689801a03 in QThread::exec() (this=this at entry=0x7f968fb82060
<(anonymous namespace)::Q_QGS__q_manager::innerFunction()::holder>) at
thread/qthread.cpp:503
#7  0x00007f968fb0d3b9 in QDBusConnectionManager::run() (this=0x7f968fb82060
<(anonymous namespace)::Q_QGS__q_manager::innerFunction()::holder>) at
qdbusconnection.cpp:181
#8  0x00007f968980603a in QThreadPrivate::start(void*) (arg=0x7f968fb82060
<(anonymous namespace)::Q_QGS__q_manager::innerFunction()::holder>) at
thread/qthread_unix.cpp:340
#9  0x00007f9686f655ca in start_thread (arg=0x7f967a593700) at
pthread_create.c:333
#10 0x00007f9688bf9ead in clone () at
../sysdeps/unix/sysv/linux/x86_64/clone.S:109

Thread 1 (Thread 0x7f967a79e980 (LWP 13230)):
[KCrash Handler]
#6  0x00007f9688b2b6f5 in __GI_raise (sig=sig at entry=6) at
../sysdeps/unix/sysv/linux/raise.c:54
#7  0x00007f9688b2d2fa in __GI_abort () at abort.c:89
#8  0x00007f96897f2321 in QMessageLogger::fatal(char const*, ...) const
(context=..., message=<synthetic pointer>) at global/qlogging.cpp:1610
#9  0x00007f96897f2321 in QMessageLogger::fatal(char const*, ...) const
(this=this at entry=0x7ffec5ad59a0, msg=msg at entry=0x7f968fb69dd0 "Internal error:
got invalid meta type %d (%s) when trying to convert to meta type %d (%s)") at
global/qlogging.cpp:784
#10 0x00007f968fb190ed in QDBusConnectionPrivate::deliverCall(QObject*, int,
QDBusMessage const&, QVector<int> const&, int) (this=<optimized out>,
object=<optimized out>, msg=..., metaTypes=..., slotIdx=<optimized out>) at
qdbusintegrator.cpp:940
#11 0x00007f96899cc059 in QObject::event(QEvent*) (this=0x55d3cc06c550,
e=<optimized out>) at kernel/qobject.cpp:1256
#12 0x00007f968a23434c in QApplicationPrivate::notify_helper(QObject*, QEvent*)
(this=<optimized out>, receiver=0x55d3cc06c550, e=0x7f9674015560) at
kernel/qapplication.cpp:3714
#13 0x00007f968a23952f in QApplication::notify(QObject*, QEvent*)
(this=0x7ffec5ad60d0, receiver=0x55d3cc06c550, e=0x7f9674015560) at
kernel/qapplication.cpp:3495
#14 0x00007f96899a2bfa in QCoreApplication::notifyInternal2(QObject*, QEvent*)
(receiver=0x55d3cc06c550, event=event at entry=0x7f9674015560) at
kernel/qcoreapplication.cpp:1015
#15 0x00007f96899a4c9f in QCoreApplicationPrivate::sendPostedEvents(QObject*,
int, QThreadData*) (event=0x7f9674015560, receiver=<optimized out>) at
kernel/qcoreapplication.h:227
#16 0x00007f96899a4c9f in QCoreApplicationPrivate::sendPostedEvents(QObject*,
int, QThreadData*) (receiver=receiver at entry=0x0, event_type=event_type at entry=0,
data=0x55d3cbcc30b0) at kernel/qcoreapplication.cpp:1650
#17 0x00007f96899a51b8 in QCoreApplication::sendPostedEvents(QObject*, int)
(receiver=receiver at entry=0x0, event_type=event_type at entry=0) at
kernel/qcoreapplication.cpp:1508
#18 0x00007f96899f25c3 in postEventSourceDispatch(GSource*, GSourceFunc,
gpointer) (s=s at entry=0x55d3cbd4a930) at kernel/qeventdispatcher_glib.cpp:270
#19 0x00007f968472f703 in g_main_context_dispatch (context=0x7f9674001710) at
gmain.c:3154
#20 0x00007f968472f703 in g_main_context_dispatch
(context=context at entry=0x7f9674001710) at gmain.c:3769
#21 0x00007f968472fab0 in g_main_context_iterate
(context=context at entry=0x7f9674001710, block=block at entry=1,
dispatch=dispatch at entry=1, self=<optimized out>) at gmain.c:3840
#22 0x00007f968472fb5c in g_main_context_iteration (context=0x7f9674001710,
may_block=may_block at entry=1) at gmain.c:3901
#23 0x00007f96899f263f in
QEventDispatcherGlib::processEvents(QFlags<QEventLoop::ProcessEventsFlag>)
(this=0x55d3cbd4f680, flags=...) at kernel/qeventdispatcher_glib.cpp:417
#24 0x00007f96899a1a6a in
QEventLoop::exec(QFlags<QEventLoop::ProcessEventsFlag>)
(this=this at entry=0x7ffec5ad5fa0, flags=..., flags at entry=...) at
kernel/qeventloop.cpp:204
#25 0x00007f96899a95fc in QCoreApplication::exec() () at
kernel/qcoreapplication.cpp:1285
#26 0x00007f9689cd5e8c in QGuiApplication::exec() () at
kernel/qguiapplication.cpp:1598
#27 0x00007f968a2313c5 in QApplication::exec() () at
kernel/qapplication.cpp:2973
#28 0x00007f968f82947e in kdemain(int, char**) (argc=8, argv=0x7ffec5ad6218) at
/usr/src/debug/konsole-16.04.1/src/main.cpp:125
#29 0x00007f9688b17731 in __libc_start_main (main=0x55d3cb807ad0 <main>,
argc=8, argv=0x7ffec5ad6218, init=<optimized out>, fini=<optimized out>,
rtld_fini=<optimized out>, stack_end=0x7ffec5ad6208) at ../csu/libc-start.c:289
#30 0x000055d3cb807b09 in _start ()

Possible duplicates by query: bug 362635, bug 362228, bug 355096, bug 353914,
bug 353748.

Reported using DrKonqi

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