[dolphin] [Bug 418993] New: Dolphin crahes when i open sync folder from MEGASync Client

Till Seifert bugzilla_noreply at kde.org
Wed Mar 18 16:09:34 GMT 2020 

https://bugs.kde.org/show_bug.cgi?id=418993

            Bug ID: 418993
           Summary: Dolphin crahes when i open sync folder from MEGASync
                    Client
           Product: dolphin
           Version: 19.12.3
          Platform: unspecified
                OS: Linux
            Status: REPORTED
          Keywords: drkonqi
          Severity: crash
          Priority: NOR
         Component: general
          Assignee: dolphin-bugs-null at kde.org
          Reporter: till.seifert at spamfence.net
                CC: kfm-devel at kde.org
  Target Milestone: ---

Application: dolphin (19.12.3)

Qt Version: 5.14.1
Frameworks Version: 5.68.0
Operating System: Linux 5.4.22-050422-generic x86_64
Windowing system: X11
Distribution: KDE neon User Edition 5.18

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

* I open system tray menu of the MEGA Sync client for Linux
* I select <three dot menu> -> "Syncs" -> "MEGA"
* Dialog appears that Dolphin just crashed

The crash can be reproduced every time.

-- Backtrace:
Application: Dolphin (dolphin), signal: Segmentation fault
Using host libthread_db library "/lib/x86_64-linux-gnu/libthread_db.so.1".
[Current thread is 1 (Thread 0x7f3191b0f800 (LWP 10381))]

Thread 3 (Thread 0x7f3170fd3700 (LWP 10385)):
#0  0x00007f319137c0b4 in __GI___libc_read (fd=11, buf=0x7f3170fd2b60,
nbytes=16) at ../sysdeps/unix/sysv/linux/read.c:27
#1  0x00007f31830712d0 in ?? () from /usr/lib/x86_64-linux-gnu/libglib-2.0.so.0
#2  0x00007f318302c0b7 in g_main_context_check () from
/usr/lib/x86_64-linux-gnu/libglib-2.0.so.0
#3  0x00007f318302c570 in ?? () from /usr/lib/x86_64-linux-gnu/libglib-2.0.so.0
#4  0x00007f318302c6dc in g_main_context_iteration () from
/usr/lib/x86_64-linux-gnu/libglib-2.0.so.0
#5  0x00007f318af380db in QEventDispatcherGlib::processEvents
(this=0x7f316c000b20, flags=...) at kernel/qeventdispatcher_glib.cpp:425
#6  0x00007f318aed763a in QEventLoop::exec (this=this at entry=0x7f3170fd2d70,
flags=..., flags at entry=...) at kernel/qeventloop.cpp:225
#7  0x00007f318ace8317 in QThread::exec (this=<optimized out>) at
thread/qthread.cpp:536
#8  0x00007f318b3c4555 in ?? () from /usr/lib/x86_64-linux-gnu/libQt5DBus.so.5
#9  0x00007f318ace97ec in QThreadPrivate::start (arg=0x7f318b63cda0) at
thread/qthread_unix.cpp:342
#10 0x00007f31858416db in start_thread (arg=0x7f3170fd3700) at
pthread_create.c:463
#11 0x00007f319138d88f in clone () at
../sysdeps/unix/sysv/linux/x86_64/clone.S:95

Thread 2 (Thread 0x7f317b6b7700 (LWP 10384)):
#0  0x00007f3191380bf9 in __GI___poll (fds=0x7f317b6b6ca8, nfds=1, timeout=-1)
at ../sysdeps/unix/sysv/linux/poll.c:29
#1  0x00007f3185405747 in ?? () from /usr/lib/x86_64-linux-gnu/libxcb.so.1
#2  0x00007f318540736a in xcb_wait_for_event () from
/usr/lib/x86_64-linux-gnu/libxcb.so.1
#3  0x00007f3191a1e440 in ?? () from
/opt/mega/plugins/platforms/../../lib/libQt5XcbQpa.so.5
#4  0x00007f318ace97ec in QThreadPrivate::start (arg=0x56041024f2a0) at
thread/qthread_unix.cpp:342
#5  0x00007f31858416db in start_thread (arg=0x7f317b6b7700) at
pthread_create.c:463
#6  0x00007f319138d88f in clone () at
../sysdeps/unix/sysv/linux/x86_64/clone.S:95

Thread 1 (Thread 0x7f3191b0f800 (LWP 10381)):
[KCrash Handler]
#6  QScopedPointer<QPlatformScreenPrivate,
QScopedPointerDeleter<QPlatformScreenPrivate> >::operator-> (this=0x72006f007b)
at ../../include/QtCore/../../src/corelib/tools/qscopedpointer.h:118
#7  qGetPtrHelper<QScopedPointer<QPlatformScreenPrivate,
QScopedPointerDeleter<QPlatformScreenPrivate> > const> (ptr=...) at
../../include/QtCore/../../src/corelib/global/qglobal.h:1133
#8  QPlatformScreen::d_func (this=0x72006f0073) at kernel/qplatformscreen.h:80
#9  QPlatformScreen::screen (this=0x72006f0073) at
kernel/qplatformscreen.cpp:153
#10 0x00007f318b9c986e in QScreen::virtualSiblings (this=<optimized out>) at
kernel/qscreen.cpp:421
#11 0x00007f318c2e6731 in QDesktopWidgetPrivate::screenNumber
(w=w at entry=0x560410486910) at kernel/qdesktopwidget.cpp:327
#12 0x00007f318c2e6b1a in QDesktopWidgetPrivate::screenNumber
(w=w at entry=0x560410486910) at kernel/qdesktopwidget.cpp:318
#13 0x00007f318c2c2cb5 in QWidgetPrivate::create
(this=this at entry=0x560410423ce0) at kernel/qwidget.cpp:1294
#14 0x00007f318c2c2de2 in QWidget::create (this=0x560410486910,
window=window at entry=0, initializeWindow=initializeWindow at entry=true,
destroyOldWindow=destroyOldWindow at entry=true) at kernel/qwidget.cpp:1187
#15 0x00007f318c2c32ce in QWidgetPrivate::createWinId (this=<optimized out>) at
kernel/qwidget.cpp:2391
#16 0x00007f318c2c3379 in QWidget::winId (this=this at entry=0x560410486910) at
kernel/qwidget.cpp:2359
#17 0x00007f318e91ae90 in KMainWindowPrivate::polish (this=0x56041042cf50,
q=q at entry=0x560410486910) at ./src/kmainwindow.cpp:343
#18 0x00007f318e91dde6 in KMainWindow::event (this=this at entry=0x560410486910,
ev=ev at entry=0x7ffc8568cf50) at ./src/kmainwindow.cpp:820
#19 0x00007f318e95f197 in KXmlGuiWindow::event (this=0x560410486910,
ev=0x7ffc8568cf50) at ./src/kxmlguiwindow.cpp:121
#20 0x00007f318c28f8bc in QApplicationPrivate::notify_helper
(this=this at entry=0x560410249fb0, receiver=receiver at entry=0x560410486910,
e=e at entry=0x7ffc8568cf50) at kernel/qapplication.cpp:3684
#21 0x00007f318c296ac0 in QApplication::notify (this=0x7ffc8568d330,
receiver=0x560410486910, e=0x7ffc8568cf50) at kernel/qapplication.cpp:3430
#22 0x00007f318aed8db8 in QCoreApplication::notifyInternal2
(receiver=0x560410486910, event=0x7ffc8568cf50) at
kernel/qcoreapplication.cpp:1092
#23 0x00007f318aed8f8e in QCoreApplication::sendEvent
(receiver=receiver at entry=0x560410486910, event=event at entry=0x7ffc8568cf50) at
kernel/qcoreapplication.cpp:1487
#24 0x00007f318c2cc6fe in QWidget::ensurePolished
(this=this at entry=0x560410486910) at kernel/qwidget.cpp:9912
#25 0x00007f318c2cc8d2 in QWidget::adjustSize (this=this at entry=0x560410486910)
at kernel/qwidget.cpp:8481
#26 0x00007f318e95f7e0 in KXmlGuiWindow::setupGUI (this=0x560410486910,
defaultSize=..., options=..., xmlfile=...) at ./src/kxmlguiwindow.cpp:216
#27 0x00007f318e95f8bb in KXmlGuiWindow::setupGUI (this=<optimized out>,
options=..., xmlfile=...) at ./src/kxmlguiwindow.cpp:185
#28 0x00007f31916b1d9c in ?? () from
/usr/lib/x86_64-linux-gnu/libkdeinit5_dolphin.so
#29 0x00007f31916a3470 in kdemain () from
/usr/lib/x86_64-linux-gnu/libkdeinit5_dolphin.so
#30 0x00007f319128db97 in __libc_start_main (main=0x56040ea39720, argc=2,
argv=0x7ffc8568d498, init=<optimized out>, fini=<optimized out>,
rtld_fini=<optimized out>, stack_end=0x7ffc8568d488) at ../csu/libc-start.c:310
#31 0x000056040ea3975a in _start ()

Possible duplicates by query: bug 413349, bug 411378, bug 411089, bug 363918,
bug 361522.

Reported using DrKonqi

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