400098 – While ram usage high, and opened lots of window from settings.

Bug 400098 - While ram usage high, and opened lots of window from settings.

Summary: While ram usage high, and opened lots of window from settings.

Status:	RESOLVED WORKSFORME

Alias:	None

Product:	kwin
Classification:	Plasma
Component:	general (show other bugs)
Version:	5.14.1
Platform:	Neon Linux

Importance:	NOR crash
Target Milestone:	---
Assignee:	KWin default assignee

URL:
Keywords:	drkonqi

Depends on:
Blocks:

Reported:	2018-10-21 09:22 UTC by Sezer
Modified:	2018-12-06 03:44 UTC (History)
CC List:	0 users

See Also:
Latest Commit:
Version Fixed In:

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Description Sezer 2018-10-21 09:22:07 UTC

Application: kwin_x11 (5.14.1)

Qt Version: 5.11.2
Frameworks Version: 5.51.0
Operating System: Linux 4.15.0-36-generic x86_64
Distribution: KDE neon User Edition 5.14

-- Information about the crash:
- What I was doing when the application crashed:
I was changing settings, crashed kwin. While 
Crashed ram usage  over %60.

-- Backtrace:
Application: KWin (kwin_x11), signal: Segmentation fault
Using host libthread_db library "/lib/x86_64-linux-gnu/libthread_db.so.1".
[Current thread is 1 (Thread 0x7f46f38d4840 (LWP 1272))]

Thread 7 (Thread 0x7f4624ebd700 (LWP 24402)):
#0  0x00007f46f3231cf6 in __GI_ppoll (fds=0x7f4618025b38, nfds=1, timeout=<optimized out>, sigmask=0x0) at ../sysdeps/unix/sysv/linux/ppoll.c:39
#1  0x00007f46f0839241 in qt_safe_poll(pollfd*, unsigned long, timespec const*) () at /usr/lib/x86_64-linux-gnu/libQt5Core.so.5
#2  0x00007f46f083a94e in QEventDispatcherUNIX::processEvents(QFlags<QEventLoop::ProcessEventsFlag>) () at /usr/lib/x86_64-linux-gnu/libQt5Core.so.5
#3  0x00007f46f07e17fa in QEventLoop::exec(QFlags<QEventLoop::ProcessEventsFlag>) () at /usr/lib/x86_64-linux-gnu/libQt5Core.so.5
#4  0x00007f46f060cbba in QThread::exec() () at /usr/lib/x86_64-linux-gnu/libQt5Core.so.5
#5  0x00007f46ead024f5 in  () at /usr/lib/x86_64-linux-gnu/libQt5Qml.so.5
#6  0x00007f46f0617adb in  () at /usr/lib/x86_64-linux-gnu/libQt5Core.so.5
#7  0x00007f46ec2766db in start_thread (arg=0x7f4624ebd700) at pthread_create.c:463
#8  0x00007f46f323e88f in clone () at ../sysdeps/unix/sysv/linux/x86_64/clone.S:95

Thread 6 (Thread 0x7f46c3fff700 (LWP 23918)):
#0  0x00007f46ec27c9f3 in futex_wait_cancelable (private=<optimized out>, expected=0, futex_word=0x55792b220964) at ../sysdeps/unix/sysv/linux/futex-internal.h:88
#1  0x00007f46ec27c9f3 in __pthread_cond_wait_common (abstime=0x0, mutex=0x55792b220910, cond=0x55792b220938) at pthread_cond_wait.c:502
#2  0x00007f46ec27c9f3 in __pthread_cond_wait (cond=0x55792b220938, mutex=0x55792b220910) at pthread_cond_wait.c:655
#3  0x00007f46f061894b in QWaitCondition::wait(QMutex*, unsigned long) () at /usr/lib/x86_64-linux-gnu/libQt5Core.so.5
#4  0x00007f46eb428b18 in  () at /usr/lib/x86_64-linux-gnu/libQt5Quick.so.5
#5  0x00007f46eb428f4a in  () at /usr/lib/x86_64-linux-gnu/libQt5Quick.so.5
#6  0x00007f46f0617adb in  () at /usr/lib/x86_64-linux-gnu/libQt5Core.so.5
#7  0x00007f46ec2766db in start_thread (arg=0x7f46c3fff700) at pthread_create.c:463
#8  0x00007f46f323e88f in clone () at ../sysdeps/unix/sysv/linux/x86_64/clone.S:95

Thread 5 (Thread 0x7f46bbfff700 (LWP 2553)):
#0  0x00007f46f083a801 in QEventDispatcherUNIX::processEvents(QFlags<QEventLoop::ProcessEventsFlag>) () at /usr/lib/x86_64-linux-gnu/libQt5Core.so.5
#1  0x00007f46f07e17fa in QEventLoop::exec(QFlags<QEventLoop::ProcessEventsFlag>) () at /usr/lib/x86_64-linux-gnu/libQt5Core.so.5
#2  0x00007f46f060cbba in QThread::exec() () at /usr/lib/x86_64-linux-gnu/libQt5Core.so.5
#3  0x00007f46f0617adb in  () at /usr/lib/x86_64-linux-gnu/libQt5Core.so.5
#4  0x00007f46ec2766db in start_thread (arg=0x7f46bbfff700) at pthread_create.c:463
#5  0x00007f46f323e88f in clone () at ../sysdeps/unix/sysv/linux/x86_64/clone.S:95

Thread 4 (Thread 0x7f46bb014700 (LWP 1432)):
#0  0x00007f46ec27c9f3 in futex_wait_cancelable (private=<optimized out>, expected=0, futex_word=0x7f46ef81cfb8) at ../sysdeps/unix/sysv/linux/futex-internal.h:88
#1  0x00007f46ec27c9f3 in __pthread_cond_wait_common (abstime=0x0, mutex=0x7f46ef81cf68, cond=0x7f46ef81cf90) at pthread_cond_wait.c:502
#2  0x00007f46ec27c9f3 in __pthread_cond_wait (cond=0x7f46ef81cf90, mutex=0x7f46ef81cf68) at pthread_cond_wait.c:655
#3  0x00007f46ef527954 in  () at /usr/lib/x86_64-linux-gnu/libQt5Script.so.5
#4  0x00007f46ef527999 in  () at /usr/lib/x86_64-linux-gnu/libQt5Script.so.5
#5  0x00007f46ec2766db in start_thread (arg=0x7f46bb014700) at pthread_create.c:463
#6  0x00007f46f323e88f in clone () at ../sysdeps/unix/sysv/linux/x86_64/clone.S:95

Thread 3 (Thread 0x7f46d1561700 (LWP 1393)):
#0  0x00007f46f3231cf6 in __GI_ppoll (fds=0x7f46c8000d28, nfds=1, timeout=<optimized out>, sigmask=0x0) at ../sysdeps/unix/sysv/linux/ppoll.c:39
#1  0x00007f46f0839241 in qt_safe_poll(pollfd*, unsigned long, timespec const*) () at /usr/lib/x86_64-linux-gnu/libQt5Core.so.5
#2  0x00007f46f083a94e in QEventDispatcherUNIX::processEvents(QFlags<QEventLoop::ProcessEventsFlag>) () at /usr/lib/x86_64-linux-gnu/libQt5Core.so.5
#3  0x00007f46f07e17fa in QEventLoop::exec(QFlags<QEventLoop::ProcessEventsFlag>) () at /usr/lib/x86_64-linux-gnu/libQt5Core.so.5
#4  0x00007f46f060cbba in QThread::exec() () at /usr/lib/x86_64-linux-gnu/libQt5Core.so.5
#5  0x00007f46ead024f5 in  () at /usr/lib/x86_64-linux-gnu/libQt5Qml.so.5
#6  0x00007f46f0617adb in  () at /usr/lib/x86_64-linux-gnu/libQt5Core.so.5
#7  0x00007f46ec2766db in start_thread (arg=0x7f46d1561700) at pthread_create.c:463
#8  0x00007f46f323e88f in clone () at ../sysdeps/unix/sysv/linux/x86_64/clone.S:95

Thread 2 (Thread 0x7f46d3bfd700 (LWP 1326)):
#0  0x00007f46f3231cf6 in __GI_ppoll (fds=0x7f46cc00b468, nfds=1, timeout=<optimized out>, sigmask=0x0) at ../sysdeps/unix/sysv/linux/ppoll.c:39
#1  0x00007f46f0839241 in qt_safe_poll(pollfd*, unsigned long, timespec const*) () at /usr/lib/x86_64-linux-gnu/libQt5Core.so.5
#2  0x00007f46f083a94e in QEventDispatcherUNIX::processEvents(QFlags<QEventLoop::ProcessEventsFlag>) () at /usr/lib/x86_64-linux-gnu/libQt5Core.so.5
#3  0x00007f46f07e17fa in QEventLoop::exec(QFlags<QEventLoop::ProcessEventsFlag>) () at /usr/lib/x86_64-linux-gnu/libQt5Core.so.5
#4  0x00007f46f060cbba in QThread::exec() () at /usr/lib/x86_64-linux-gnu/libQt5Core.so.5
#5  0x00007f46e9bf2e45 in  () at /usr/lib/x86_64-linux-gnu/libQt5DBus.so.5
#6  0x00007f46f0617adb in  () at /usr/lib/x86_64-linux-gnu/libQt5Core.so.5
#7  0x00007f46ec2766db in start_thread (arg=0x7f46d3bfd700) at pthread_create.c:463
#8  0x00007f46f323e88f in clone () at ../sysdeps/unix/sysv/linux/x86_64/clone.S:95

Thread 1 (Thread 0x7f46f38d4840 (LWP 1272)):
[KCrash Handler]
#6  0x00007f46f2d36c99 in  () at /usr/lib/x86_64-linux-gnu/libkwin.so.5
#7  0x00007f46f2d35717 in KWin::Workspace::workspaceEvent(xcb_generic_event_t*) () at /usr/lib/x86_64-linux-gnu/libkwin.so.5
#8  0x00007f46f07e038f in QAbstractEventDispatcher::filterNativeEvent(QByteArray const&, void*, long*) () at /usr/lib/x86_64-linux-gnu/libQt5Core.so.5
#9  0x00007f46dba6ba20 in QXcbConnection::handleXcbEvent(xcb_generic_event_t*) () at /usr/lib/x86_64-linux-gnu/libQt5XcbQpa.so.5
#10 0x00007f46dba6c67c in QXcbConnection::processXcbEvents() () at /usr/lib/x86_64-linux-gnu/libQt5XcbQpa.so.5
#11 0x00007f46f08130d2 in QObject::event(QEvent*) () at /usr/lib/x86_64-linux-gnu/libQt5Core.so.5
#12 0x00007f46f1571e1c in QApplicationPrivate::notify_helper(QObject*, QEvent*) () at /usr/lib/x86_64-linux-gnu/libQt5Widgets.so.5
#13 0x00007f46f15793ef in QApplication::notify(QObject*, QEvent*) () at /usr/lib/x86_64-linux-gnu/libQt5Widgets.so.5
#14 0x00007f46f07e34d8 in QCoreApplication::notifyInternal2(QObject*, QEvent*) () at /usr/lib/x86_64-linux-gnu/libQt5Core.so.5
#15 0x00007f46f07e601d in QCoreApplicationPrivate::sendPostedEvents(QObject*, int, QThreadData*) () at /usr/lib/x86_64-linux-gnu/libQt5Core.so.5
#16 0x00007f46f083a764 in QEventDispatcherUNIX::processEvents(QFlags<QEventLoop::ProcessEventsFlag>) () at /usr/lib/x86_64-linux-gnu/libQt5Core.so.5
#17 0x00007f46dbaf59fd in  () at /usr/lib/x86_64-linux-gnu/libQt5XcbQpa.so.5
#18 0x00007f46f07e17fa in QEventLoop::exec(QFlags<QEventLoop::ProcessEventsFlag>) () at /usr/lib/x86_64-linux-gnu/libQt5Core.so.5
#19 0x00007f46f07ea9c0 in QCoreApplication::exec() () at /usr/lib/x86_64-linux-gnu/libQt5Core.so.5
#20 0x00007f46f3516dab in kdemain () at /usr/lib/x86_64-linux-gnu/libkdeinit5_kwin_x11.so
#21 0x00007f46f313eb97 in __libc_start_main (main=0x557927aa1720, argc=3, argv=0x7fffd343cc98, init=<optimized out>, fini=<optimized out>, rtld_fini=<optimized out>, stack_end=0x7fffd343cc88) at ../csu/libc-start.c:310
#22 0x0000557927aa175a in _start ()

Reported using DrKonqi

Comment 1 Martin Flöser 2018-10-21 16:20:24 UTC

unfortunately the backtrace is lacking debug symbols. If you are able to reproduce please install debug packages and attach a new backtrace.

Comment 2 Andrew Crouthamel 2018-11-06 14:45:28 UTC

Dear Bug Submitter,

This bug has been in NEEDSINFO status with no change for at least 15 days. Please provide the requested information as soon as possible and set the bug status as REPORTED. Due to regular bug tracker maintenance, if the bug is still in NEEDSINFO status with no change in 30 days, the bug will be closed as RESOLVED > WORKSFORME due to lack of needed information.

For more information about our bug triaging procedures please read the wiki located here: https://community.kde.org/Guidelines_and_HOWTOs/Bug_triaging

If you have already provided the requested information, please set the bug status as REPORTED so that the KDE team knows that the bug is ready to be confirmed.

Thank you for helping us make KDE software even better for everyone!

Comment 3 Bug Janitor Service 2018-11-21 04:46:43 UTC

Dear Bug Submitter,

This bug has been in NEEDSINFO status with no change for at least
15 days. Please provide the requested information as soon as
possible and set the bug status as REPORTED. Due to regular bug
tracker maintenance, if the bug is still in NEEDSINFO status with
no change in 30 days the bug will be closed as RESOLVED > WORKSFORME
due to lack of needed information.

For more information about our bug triaging procedures please read the
wiki located here:
https://community.kde.org/Guidelines_and_HOWTOs/Bug_triaging

If you have already provided the requested information, please
mark the bug as REPORTED so that the KDE team knows that the bug is
ready to be confirmed.

Thank you for helping us make KDE software even better for everyone!

Comment 4 Bug Janitor Service 2018-12-06 03:44:30 UTC

This bug has been in NEEDSINFO status with no change for at least
30 days. The bug is now closed as RESOLVED > WORKSFORME
due to lack of needed information.

For more information about our bug triaging procedures please read the
wiki located here:
https://community.kde.org/Guidelines_and_HOWTOs/Bug_triaging

Thank you for helping us make KDE software even better for everyone!