Bug 378638

Summary:	plasma puts a bar has each opening of file or application
Product:	[Applications] kinfocenter	Reporter:	choucroute <estelle.laouenan>
Component:	general	Assignee:	David Hubner <hubn3rd>
Status:	RESOLVED DOWNSTREAM
Severity:	crash	Keywords:	drkonqi
Priority:	NOR
Version First Reported In:	5.5.5
Target Milestone:	---
Platform:	Ubuntu
OS:	Linux
Latest Commit:		Version Fixed/Implemented In:
Sentry Crash Report:

Description choucroute 2017-04-10 22:27:12 UTC

Application: kinfocenter (5.5.5)

Qt Version: 5.5.1
Operating System: Linux 4.8.0-46-generic x86_64
Distribution: Ubuntu 16.04.2 LTS

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

- Unusual behavior I noticed:

- Custom settings of the application:
there is according to bar or graphic triangle which is put on the plasma as of the opening of an application

The crash can be reproduced every time.

-- Backtrace:
Application: Centre d'informations de KDE (kinfocenter), signal: Segmentation fault
Using host libthread_db library "/lib/x86_64-linux-gnu/libthread_db.so.1".
[Current thread is 1 (Thread 0x7fa88672f8c0 (LWP 1636))]

Thread 5 (Thread 0x7fa852c78700 (LWP 1768)):
#0  0x00007fffb7db2b0b in clock_gettime ()
#1  0x00007fa883972c86 in __GI___clock_gettime (clock_id=1, tp=0x7fa852c77a50) at ../sysdeps/unix/clock_gettime.c:115
#2  0x00007fa8840feb86 in ?? () from /usr/lib/x86_64-linux-gnu/libQt5Core.so.5
#3  0x00007fa884283279 in QTimerInfoList::updateCurrentTime() () from /usr/lib/x86_64-linux-gnu/libQt5Core.so.5
#4  0x00007fa8842837e5 in QTimerInfoList::timerWait(timespec&) () from /usr/lib/x86_64-linux-gnu/libQt5Core.so.5
#5  0x00007fa884284bce in ?? () from /usr/lib/x86_64-linux-gnu/libQt5Core.so.5
#6  0x00007fa88060391d in g_main_context_prepare () from /lib/x86_64-linux-gnu/libglib-2.0.so.0
#7  0x00007fa8806042bb in ?? () from /lib/x86_64-linux-gnu/libglib-2.0.so.0
#8  0x00007fa88060449c in g_main_context_iteration () from /lib/x86_64-linux-gnu/libglib-2.0.so.0
#9  0x00007fa8842857eb in QEventDispatcherGlib::processEvents(QFlags<QEventLoop::ProcessEventsFlag>) () from /usr/lib/x86_64-linux-gnu/libQt5Core.so.5
#10 0x00007fa88422cb4a in QEventLoop::exec(QFlags<QEventLoop::ProcessEventsFlag>) () from /usr/lib/x86_64-linux-gnu/libQt5Core.so.5
#11 0x00007fa884049834 in QThread::exec() () from /usr/lib/x86_64-linux-gnu/libQt5Core.so.5
#12 0x00007fa88312c3c5 in ?? () from /usr/lib/x86_64-linux-gnu/libQt5Qml.so.5
#13 0x00007fa88404e7be in ?? () from /usr/lib/x86_64-linux-gnu/libQt5Core.so.5
#14 0x00007fa8810446ba in start_thread (arg=0x7fa852c78700) at pthread_create.c:333
#15 0x00007fa88396482d in clone () at ../sysdeps/unix/sysv/linux/x86_64/clone.S:109

Thread 4 (Thread 0x7fa8595e5700 (LWP 1650)):
#0  0x00007fffb7db2b0b in clock_gettime ()
#1  0x00007fa883972c86 in __GI___clock_gettime (clock_id=1, tp=0x7fa8595e4a50) at ../sysdeps/unix/clock_gettime.c:115
#2  0x00007fa8840feb86 in ?? () from /usr/lib/x86_64-linux-gnu/libQt5Core.so.5
#3  0x00007fa884283279 in QTimerInfoList::updateCurrentTime() () from /usr/lib/x86_64-linux-gnu/libQt5Core.so.5
#4  0x00007fa8842837e5 in QTimerInfoList::timerWait(timespec&) () from /usr/lib/x86_64-linux-gnu/libQt5Core.so.5
#5  0x00007fa884284bce in ?? () from /usr/lib/x86_64-linux-gnu/libQt5Core.so.5
#6  0x00007fa88060391d in g_main_context_prepare () from /lib/x86_64-linux-gnu/libglib-2.0.so.0
#7  0x00007fa8806042bb in ?? () from /lib/x86_64-linux-gnu/libglib-2.0.so.0
#8  0x00007fa88060449c in g_main_context_iteration () from /lib/x86_64-linux-gnu/libglib-2.0.so.0
#9  0x00007fa8842857eb in QEventDispatcherGlib::processEvents(QFlags<QEventLoop::ProcessEventsFlag>) () from /usr/lib/x86_64-linux-gnu/libQt5Core.so.5
#10 0x00007fa88422cb4a in QEventLoop::exec(QFlags<QEventLoop::ProcessEventsFlag>) () from /usr/lib/x86_64-linux-gnu/libQt5Core.so.5
#11 0x00007fa884049834 in QThread::exec() () from /usr/lib/x86_64-linux-gnu/libQt5Core.so.5
#12 0x00007fa88312c3c5 in ?? () from /usr/lib/x86_64-linux-gnu/libQt5Qml.so.5
#13 0x00007fa88404e7be in ?? () from /usr/lib/x86_64-linux-gnu/libQt5Core.so.5
#14 0x00007fa8810446ba in start_thread (arg=0x7fa8595e5700) at pthread_create.c:333
#15 0x00007fa88396482d in clone () at ../sysdeps/unix/sysv/linux/x86_64/clone.S:109

Thread 3 (Thread 0x7fa85b5ff700 (LWP 1645)):
#0  0x00007fffb7db2b0b in clock_gettime ()
#1  0x00007fa883972c86 in __GI___clock_gettime (clock_id=1, tp=0x7fa85b5fea50) at ../sysdeps/unix/clock_gettime.c:115
#2  0x00007fa8840feb86 in ?? () from /usr/lib/x86_64-linux-gnu/libQt5Core.so.5
#3  0x00007fa884283279 in QTimerInfoList::updateCurrentTime() () from /usr/lib/x86_64-linux-gnu/libQt5Core.so.5
#4  0x00007fa8842837e5 in QTimerInfoList::timerWait(timespec&) () from /usr/lib/x86_64-linux-gnu/libQt5Core.so.5
#5  0x00007fa884284bce in ?? () from /usr/lib/x86_64-linux-gnu/libQt5Core.so.5
#6  0x00007fa88060391d in g_main_context_prepare () from /lib/x86_64-linux-gnu/libglib-2.0.so.0
#7  0x00007fa8806042bb in ?? () from /lib/x86_64-linux-gnu/libglib-2.0.so.0
#8  0x00007fa88060449c in g_main_context_iteration () from /lib/x86_64-linux-gnu/libglib-2.0.so.0
#9  0x00007fa8842857eb in QEventDispatcherGlib::processEvents(QFlags<QEventLoop::ProcessEventsFlag>) () from /usr/lib/x86_64-linux-gnu/libQt5Core.so.5
#10 0x00007fa88422cb4a in QEventLoop::exec(QFlags<QEventLoop::ProcessEventsFlag>) () from /usr/lib/x86_64-linux-gnu/libQt5Core.so.5
#11 0x00007fa884049834 in QThread::exec() () from /usr/lib/x86_64-linux-gnu/libQt5Core.so.5
#12 0x00007fa88312c3c5 in ?? () from /usr/lib/x86_64-linux-gnu/libQt5Qml.so.5
#13 0x00007fa88404e7be in ?? () from /usr/lib/x86_64-linux-gnu/libQt5Core.so.5
#14 0x00007fa8810446ba in start_thread (arg=0x7fa85b5ff700) at pthread_create.c:333
#15 0x00007fa88396482d in clone () at ../sysdeps/unix/sysv/linux/x86_64/clone.S:109

Thread 2 (Thread 0x7fa863d7c700 (LWP 1644)):
#0  0x00007fa883958b5d in poll () at ../sysdeps/unix/syscall-template.S:84
#1  0x00007fa88060438c in ?? () from /lib/x86_64-linux-gnu/libglib-2.0.so.0
#2  0x00007fa88060449c in g_main_context_iteration () from /lib/x86_64-linux-gnu/libglib-2.0.so.0
#3  0x00007fa8842857eb in QEventDispatcherGlib::processEvents(QFlags<QEventLoop::ProcessEventsFlag>) () from /usr/lib/x86_64-linux-gnu/libQt5Core.so.5
#4  0x00007fa88422cb4a in QEventLoop::exec(QFlags<QEventLoop::ProcessEventsFlag>) () from /usr/lib/x86_64-linux-gnu/libQt5Core.so.5
#5  0x00007fa884049834 in QThread::exec() () from /usr/lib/x86_64-linux-gnu/libQt5Core.so.5
#6  0x00007fa88312c3c5 in ?? () from /usr/lib/x86_64-linux-gnu/libQt5Qml.so.5
#7  0x00007fa88404e7be in ?? () from /usr/lib/x86_64-linux-gnu/libQt5Core.so.5
#8  0x00007fa8810446ba in start_thread (arg=0x7fa863d7c700) at pthread_create.c:333
#9  0x00007fa88396482d in clone () at ../sysdeps/unix/sysv/linux/x86_64/clone.S:109

Thread 1 (Thread 0x7fa88672f8c0 (LWP 1636)):
[KCrash Handler]
#6  0x00007fa868cc75d8 in ?? () from /usr/lib/x86_64-linux-gnu/dri/nouveau_dri.so
#7  0x00007fa868cc7fd1 in ?? () from /usr/lib/x86_64-linux-gnu/dri/nouveau_dri.so
#8  0x00007fa868cbdd45 in ?? () from /usr/lib/x86_64-linux-gnu/dri/nouveau_dri.so
#9  0x00007fa868a2c906 in ?? () from /usr/lib/x86_64-linux-gnu/dri/nouveau_dri.so
#10 0x00007fa8833a849a in QSGBatchRenderer::Renderer::renderBatches() () from /usr/lib/x86_64-linux-gnu/libQt5Quick.so.5
#11 0x00007fa8833ade82 in QSGBatchRenderer::Renderer::render() () from /usr/lib/x86_64-linux-gnu/libQt5Quick.so.5
#12 0x00007fa8833b9b6f in QSGRenderer::renderScene(QSGBindable const&) () from /usr/lib/x86_64-linux-gnu/libQt5Quick.so.5
#13 0x00007fa8833ba3bb in QSGRenderer::renderScene(unsigned int) () from /usr/lib/x86_64-linux-gnu/libQt5Quick.so.5
#14 0x00007fa8833ca87e in QSGRenderContext::renderNextFrame(QSGRenderer*, unsigned int) () from /usr/lib/x86_64-linux-gnu/libQt5Quick.so.5
#15 0x00007fa8834150db in QQuickWindowPrivate::renderSceneGraph(QSize const&) () from /usr/lib/x86_64-linux-gnu/libQt5Quick.so.5
#16 0x00007fa8833e519b in ?? () from /usr/lib/x86_64-linux-gnu/libQt5Quick.so.5
#17 0x00007fa8833e6aa6 in ?? () from /usr/lib/x86_64-linux-gnu/libQt5Quick.so.5
#18 0x00007fa88457a2b5 in QWindow::event(QEvent*) () from /usr/lib/x86_64-linux-gnu/libQt5Gui.so.5
#19 0x00007fa883420871 in QQuickWindow::event(QEvent*) () from /usr/lib/x86_64-linux-gnu/libQt5Quick.so.5
#20 0x00007fa884b2205c in QApplicationPrivate::notify_helper(QObject*, QEvent*) () from /usr/lib/x86_64-linux-gnu/libQt5Widgets.so.5
#21 0x00007fa884b27516 in QApplication::notify(QObject*, QEvent*) () from /usr/lib/x86_64-linux-gnu/libQt5Widgets.so.5
#22 0x00007fa88422f38b in QCoreApplication::notifyInternal(QObject*, QEvent*) () from /usr/lib/x86_64-linux-gnu/libQt5Core.so.5
#23 0x00007fa8845724ac in QGuiApplicationPrivate::processExposeEvent(QWindowSystemInterfacePrivate::ExposeEvent*) () from /usr/lib/x86_64-linux-gnu/libQt5Gui.so.5
#24 0x00007fa88457321d in QGuiApplicationPrivate::processWindowSystemEvent(QWindowSystemInterfacePrivate::WindowSystemEvent*) () from /usr/lib/x86_64-linux-gnu/libQt5Gui.so.5
#25 0x00007fa884556f08 in QWindowSystemInterface::sendWindowSystemEvents(QFlags<QEventLoop::ProcessEventsFlag>) () from /usr/lib/x86_64-linux-gnu/libQt5Gui.so.5
#26 0x00007fa877524060 in ?? () from /usr/lib/x86_64-linux-gnu/libQt5XcbQpa.so.5
#27 0x00007fa880604197 in g_main_context_dispatch () from /lib/x86_64-linux-gnu/libglib-2.0.so.0
#28 0x00007fa8806043f0 in ?? () from /lib/x86_64-linux-gnu/libglib-2.0.so.0
#29 0x00007fa88060449c in g_main_context_iteration () from /lib/x86_64-linux-gnu/libglib-2.0.so.0
#30 0x00007fa8842857cf in QEventDispatcherGlib::processEvents(QFlags<QEventLoop::ProcessEventsFlag>) () from /usr/lib/x86_64-linux-gnu/libQt5Core.so.5
#31 0x00007fa88422cb4a in QEventLoop::exec(QFlags<QEventLoop::ProcessEventsFlag>) () from /usr/lib/x86_64-linux-gnu/libQt5Core.so.5
#32 0x00007fa884234bec in QCoreApplication::exec() () from /usr/lib/x86_64-linux-gnu/libQt5Core.so.5
#33 0x0000000000412ae4 in main ()

Reported using DrKonqi

Comment 1 Christoph Feck 2017-04-21 13:16:41 UTC

Crash is in the nouveau OpenGL driver. This might be fixed in newer versions of the driver.

I do not understand the bug description.