Bug 355355

Application: plasmashell (5.4.3)

Qt Version: 5.5.1
Operating System: Linux 4.2.5-1-ARCH x86_64
Distribution: "Arch Linux"

-- Information about the crash:
- What I was doing when the application crashed:
I change the screen on my laptop more and the shell is crashed. My laptop is connected with HDMI.

The crash can be reproduced sometimes.

-- Backtrace:
Application: Plasma (plasmashell), signal: Aborted
Using host libthread_db library "/usr/lib/libthread_db.so.1".
[Current thread is 1 (Thread 0x7fb4e5030800 (LWP 15329))]

Thread 8 (Thread 0x7fb4cdfff700 (LWP 15330)):
#0  0x00007fb4de52118d in poll () from /usr/lib/libc.so.6
#1  0x00007fb4e3558ae2 in ?? () from /usr/lib/libxcb.so.1
#2  0x00007fb4e355a757 in xcb_wait_for_event () from /usr/lib/libxcb.so.1
#3  0x00007fb4cf71ae89 in ?? () from /usr/lib/libQt5XcbQpa.so.5
#4  0x00007fb4dec2296e in ?? () from /usr/lib/libQt5Core.so.5
#5  0x00007fb4ddd294a4 in start_thread () from /usr/lib/libpthread.so.0
#6  0x00007fb4de52a13d in clone () from /usr/lib/libc.so.6

Thread 7 (Thread 0x7fb4c71ce700 (LWP 15346)):
#0  0x00007fb4daa165f9 in g_mutex_lock () from /usr/lib/libglib-2.0.so.0
#1  0x00007fb4da9d1559 in g_main_context_prepare () from /usr/lib/libglib-2.0.so.0
#2  0x00007fb4da9d1eeb in ?? () from /usr/lib/libglib-2.0.so.0
#3  0x00007fb4da9d20cc in g_main_context_iteration () from /usr/lib/libglib-2.0.so.0
#4  0x00007fb4dee5a36b in QEventDispatcherGlib::processEvents(QFlags<QEventLoop::ProcessEventsFlag>) () from /usr/lib/libQt5Core.so.5
#5  0x00007fb4dee0137a in QEventLoop::exec(QFlags<QEventLoop::ProcessEventsFlag>) () from /usr/lib/libQt5Core.so.5
#6  0x00007fb4dec1d9c4 in QThread::exec() () from /usr/lib/libQt5Core.so.5
#7  0x00007fb4e1fd3c85 in ?? () from /usr/lib/libQt5Qml.so.5
#8  0x00007fb4dec2296e in ?? () from /usr/lib/libQt5Core.so.5
#9  0x00007fb4ddd294a4 in start_thread () from /usr/lib/libpthread.so.0
#10 0x00007fb4de52a13d in clone () from /usr/lib/libc.so.6

Thread 6 (Thread 0x7fb4ba2ed700 (LWP 15360)):
#0  0x00007fb4de52118d in poll () from /usr/lib/libc.so.6
#1  0x00007fb4da9d1fbc in ?? () from /usr/lib/libglib-2.0.so.0
#2  0x00007fb4da9d20cc in g_main_context_iteration () from /usr/lib/libglib-2.0.so.0
#3  0x00007fb4dee5a36b in QEventDispatcherGlib::processEvents(QFlags<QEventLoop::ProcessEventsFlag>) () from /usr/lib/libQt5Core.so.5
#4  0x00007fb4dee0137a in QEventLoop::exec(QFlags<QEventLoop::ProcessEventsFlag>) () from /usr/lib/libQt5Core.so.5
#5  0x00007fb4dec1d9c4 in QThread::exec() () from /usr/lib/libQt5Core.so.5
#6  0x00007fb4e1fd3c85 in ?? () from /usr/lib/libQt5Qml.so.5
#7  0x00007fb4dec2296e in ?? () from /usr/lib/libQt5Core.so.5
#8  0x00007fb4ddd294a4 in start_thread () from /usr/lib/libpthread.so.0
#9  0x00007fb4de52a13d in clone () from /usr/lib/libc.so.6

Thread 5 (Thread 0x7fb4b3fff700 (LWP 15379)):
#0  0x00007fb4de52118d in poll () from /usr/lib/libc.so.6
#1  0x00007fb4da9d1fbc in ?? () from /usr/lib/libglib-2.0.so.0
#2  0x00007fb4da9d20cc in g_main_context_iteration () from /usr/lib/libglib-2.0.so.0
#3  0x00007fb4dee5a36b in QEventDispatcherGlib::processEvents(QFlags<QEventLoop::ProcessEventsFlag>) () from /usr/lib/libQt5Core.so.5
#4  0x00007fb4dee0137a in QEventLoop::exec(QFlags<QEventLoop::ProcessEventsFlag>) () from /usr/lib/libQt5Core.so.5
#5  0x00007fb4dec1d9c4 in QThread::exec() () from /usr/lib/libQt5Core.so.5
#6  0x00007fb4e1fd3c85 in ?? () from /usr/lib/libQt5Qml.so.5
#7  0x00007fb4dec2296e in ?? () from /usr/lib/libQt5Core.so.5
#8  0x00007fb4ddd294a4 in start_thread () from /usr/lib/libpthread.so.0
#9  0x00007fb4de52a13d in clone () from /usr/lib/libc.so.6

Thread 4 (Thread 0x7fb4b2bd7700 (LWP 15380)):
#0  0x00007fb4ddd2f07f in pthread_cond_wait@@GLIBC_2.3.2 () from /usr/lib/libpthread.so.0
#1  0x00007fb4e47f55e4 in ?? () from /usr/lib/libQt5Script.so.5
#2  0x00007fb4e47f5629 in ?? () from /usr/lib/libQt5Script.so.5
#3  0x00007fb4ddd294a4 in start_thread () from /usr/lib/libpthread.so.0
#4  0x00007fb4de52a13d in clone () from /usr/lib/libc.so.6

Thread 3 (Thread 0x7fb42b50b700 (LWP 15401)):
#0  0x00007fb4de52118d in poll () from /usr/lib/libc.so.6
#1  0x00007fb4da9d1fbc in ?? () from /usr/lib/libglib-2.0.so.0
#2  0x00007fb4da9d20cc in g_main_context_iteration () from /usr/lib/libglib-2.0.so.0
#3  0x00007fb4dee5a36b in QEventDispatcherGlib::processEvents(QFlags<QEventLoop::ProcessEventsFlag>) () from /usr/lib/libQt5Core.so.5
#4  0x00007fb4dee0137a in QEventLoop::exec(QFlags<QEventLoop::ProcessEventsFlag>) () from /usr/lib/libQt5Core.so.5
#5  0x00007fb4dec1d9c4 in QThread::exec() () from /usr/lib/libQt5Core.so.5
#6  0x00007fb4e2b8c486 in ?? () from /usr/lib/libQt5Quick.so.5
#7  0x00007fb4dec2296e in ?? () from /usr/lib/libQt5Core.so.5
#8  0x00007fb4ddd294a4 in start_thread () from /usr/lib/libpthread.so.0
#9  0x00007fb4de52a13d in clone () from /usr/lib/libc.so.6

Thread 2 (Thread 0x7fb41b2ec700 (LWP 15585)):
#0  0x00007fb4daa165f9 in g_mutex_lock () from /usr/lib/libglib-2.0.so.0
#1  0x00007fb4da9d1f7e in ?? () from /usr/lib/libglib-2.0.so.0
#2  0x00007fb4da9d20cc in g_main_context_iteration () from /usr/lib/libglib-2.0.so.0
#3  0x00007fb4dee5a36b in QEventDispatcherGlib::processEvents(QFlags<QEventLoop::ProcessEventsFlag>) () from /usr/lib/libQt5Core.so.5
#4  0x00007fb4dee0137a in QEventLoop::exec(QFlags<QEventLoop::ProcessEventsFlag>) () from /usr/lib/libQt5Core.so.5
#5  0x00007fb4dec1d9c4 in QThread::exec() () from /usr/lib/libQt5Core.so.5
#6  0x00007fb41d80abc7 in KCupsConnection::run() () from /usr/lib/libkcupslib.so
#7  0x00007fb4dec2296e in ?? () from /usr/lib/libQt5Core.so.5
#8  0x00007fb4ddd294a4 in start_thread () from /usr/lib/libpthread.so.0
#9  0x00007fb4de52a13d in clone () from /usr/lib/libc.so.6

Thread 1 (Thread 0x7fb4e5030800 (LWP 15329)):
[KCrash Handler]
#5  0x00007fb4de4745f8 in raise () from /usr/lib/libc.so.6
#6  0x00007fb4de475a7a in abort () from /usr/lib/libc.so.6
#7  0x00007fb4dec0ffc1 in QMessageLogger::fatal(char const*, ...) const () from /usr/lib/libQt5Core.so.5
#8  0x00007fb4dec0b12e in qt_assert(char const*, char const*, int) () from /usr/lib/libQt5Core.so.5
#9  0x0000000000455e80 in ShellCorona::screenInvariants (this=this@entry=0x1869ea0) at /home/user/KDE_DEBUG/plasma-workspace/src/plasma-workspace-5.4.3/shell/shellcorona.cpp:433
#10 0x0000000000457605 in ShellCorona::addOutput (this=this@entry=0x1869ea0, output=...) at /home/user/KDE_DEBUG/plasma-workspace/src/plasma-workspace-5.4.3/shell/shellcorona.cpp:884
#11 0x000000000045777f in ShellCorona::outputEnabledChanged (this=0x1869ea0) at /home/user/KDE_DEBUG/plasma-workspace/src/plasma-workspace-5.4.3/shell/shellcorona.cpp:756
#12 0x00007fb4dee31fb7 in QMetaObject::activate(QObject*, int, int, void**) () from /usr/lib/libQt5Core.so.5
#13 0x00007fb4e3f4959b in KScreen::Output::apply (this=0x17a7f10, other=...) at /home/user/KDE_DEBUG/kwin/libkscreen/src/libkscreen-5.4.3/src/output.cpp:516
#14 0x00007fb4e3f356a5 in KScreen::Config::apply (this=this@entry=0x1b297d0, other=...) at /home/user/KDE_DEBUG/kwin/libkscreen/src/libkscreen-5.4.3/src/config.cpp:343
#15 0x00007fb4e3f3cb09 in KScreen::ConfigMonitor::Private::updateConfigs (this=0x1de4870, newConfig=...) at /home/user/KDE_DEBUG/kwin/libkscreen/src/libkscreen-5.4.3/src/configmonitor.cpp:174
#16 0x00007fb4e3f3ec64 in KScreen::ConfigMonitor::Private::edidReady (this=0x1de4870, watcher=<optimized out>) at /home/user/KDE_DEBUG/kwin/libkscreen/src/libkscreen-5.4.3/src/configmonitor.cpp:159
#17 0x00007fb4dee31fb7 in QMetaObject::activate(QObject*, int, int, void**) () from /usr/lib/libQt5Core.so.5
#18 0x00007fb4dfc25b2f in QDBusPendingCallWatcher::finished(QDBusPendingCallWatcher*) () from /usr/lib/libQt5DBus.so.5
#19 0x00007fb4dfc27205 in ?? () from /usr/lib/libQt5DBus.so.5
#20 0x00007fb4dee32ff1 in QObject::event(QEvent*) () from /usr/lib/libQt5Core.so.5
#21 0x00007fb4e01cf01c in QApplicationPrivate::notify_helper(QObject*, QEvent*) () from /usr/lib/libQt5Widgets.so.5
#22 0x00007fb4e01d44f6 in QApplication::notify(QObject*, QEvent*) () from /usr/lib/libQt5Widgets.so.5
#23 0x00007fb4dee039ab in QCoreApplication::notifyInternal(QObject*, QEvent*) () from /usr/lib/libQt5Core.so.5
#24 0x00007fb4dee05da6 in QCoreApplicationPrivate::sendPostedEvents(QObject*, int, QThreadData*) () from /usr/lib/libQt5Core.so.5
#25 0x00007fb4dee59f43 in ?? () from /usr/lib/libQt5Core.so.5
#26 0x00007fb4da9d1dc7 in g_main_context_dispatch () from /usr/lib/libglib-2.0.so.0
#27 0x00007fb4da9d2020 in ?? () from /usr/lib/libglib-2.0.so.0
#28 0x00007fb4da9d20cc in g_main_context_iteration () from /usr/lib/libglib-2.0.so.0
#29 0x00007fb4dee5a34f in QEventDispatcherGlib::processEvents(QFlags<QEventLoop::ProcessEventsFlag>) () from /usr/lib/libQt5Core.so.5
#30 0x00007fb4dee0137a in QEventLoop::exec(QFlags<QEventLoop::ProcessEventsFlag>) () from /usr/lib/libQt5Core.so.5
#31 0x00007fb4dee0933c in QCoreApplication::exec() () from /usr/lib/libQt5Core.so.5
#32 0x00000000004318ab in main (argc=2, argv=<optimized out>) at /home/user/KDE_DEBUG/plasma-workspace/src/plasma-workspace-5.4.3/shell/main.cpp:176

Possible duplicates by query: bug 337301, bug 336864, bug 335216.

Reported using DrKonqi