https://bugs.kde.org/show_bug.cgi?id=416826
Bug ID: 416826
Summary: Moving around Windows with Kwin-tiling occasionally
causes segfault
Product: kwin
Version: 5.17.5
Platform: Archlinux Packages
OS: Linux
Status: REPORTED
Keywords: drkonqi
Severity: crash
Priority: NOR
Component: general
Assignee: kwin-bugs-n...@kde.org
Reporter: k...@theangryangel.co.uk
Target Milestone: ---
Application: kwin_x11 (5.17.5)
Qt Version: 5.14.0
Frameworks Version: 5.66.0
Operating System: Linux 5.4.14-arch1-1 x86_64
Distribution: Arch Linux
-- Information about the crash:
- What I was doing when the application crashed:
Moving or resizing tiled windows
- Custom settings of the application:
kwin-tiling
Hello Window Decorations, but also reproducable using Breeze
Nvidia or nouveau both appear to be affected
The crash can be reproduced sometimes.
-- Backtrace:
Application: KWin (kwin_x11), signal: Segmentation fault
Using host libthread_db library "/usr/lib/libthread_db.so.1".
[Current thread is 1 (Thread 0x7f3b0da97880 (LWP 197145))]
Thread 4 (Thread 0x7f3b053ac700 (LWP 197164)):
#0 0x00007f3b132dfc45 in pthread_cond_wait@@GLIBC_2.3.2 () at
/usr/lib/libpthread.so.0
#1 0x00007f3b13c32f3c in () at /usr/lib/libQt5Script.so.5
#2 0x00007f3b13c32f59 in () at /usr/lib/libQt5Script.so.5
#3 0x00007f3b132d94cf in start_thread () at /usr/lib/libpthread.so.0
#4 0x00007f3b159272d3 in clone () at /usr/lib/libc.so.6
Thread 3 (Thread 0x7f3b065ed700 (LWP 197156)):
#0 0x00007f3b1591cae6 in ppoll () at /usr/lib/libc.so.6
#1 0x00007f3b14367d43 in qt_safe_poll(pollfd*, unsigned long, timespec const*)
() at /usr/lib/libQt5Core.so.5
#2 0x00007f3b1436935d in
QEventDispatcherUNIX::processEvents(QFlags<QEventLoop::ProcessEventsFlag>) ()
at /usr/lib/libQt5Core.so.5
#3 0x00007f3b1431241c in
QEventLoop::exec(QFlags<QEventLoop::ProcessEventsFlag>) () at
/usr/lib/libQt5Core.so.5
#4 0x00007f3b14137e62 in QThread::exec() () at /usr/lib/libQt5Core.so.5
#5 0x00007f3b129f8479 in () at /usr/lib/libQt5Qml.so.5
#6 0x00007f3b14138fd6 in () at /usr/lib/libQt5Core.so.5
#7 0x00007f3b132d94cf in start_thread () at /usr/lib/libpthread.so.0
#8 0x00007f3b159272d3 in clone () at /usr/lib/libc.so.6
Thread 2 (Thread 0x7f3b07fff700 (LWP 197149)):
#0 0x00007f3b1591cae6 in ppoll () at /usr/lib/libc.so.6
#1 0x00007f3b14367d43 in qt_safe_poll(pollfd*, unsigned long, timespec const*)
() at /usr/lib/libQt5Core.so.5
#2 0x00007f3b1436935d in
QEventDispatcherUNIX::processEvents(QFlags<QEventLoop::ProcessEventsFlag>) ()
at /usr/lib/libQt5Core.so.5
#3 0x00007f3b1431241c in
QEventLoop::exec(QFlags<QEventLoop::ProcessEventsFlag>) () at
/usr/lib/libQt5Core.so.5
#4 0x00007f3b14137e62 in QThread::exec() () at /usr/lib/libQt5Core.so.5
#5 0x00007f3b12377b28 in () at /usr/lib/libQt5DBus.so.5
#6 0x00007f3b14138fd6 in () at /usr/lib/libQt5Core.so.5
#7 0x00007f3b132d94cf in start_thread () at /usr/lib/libpthread.so.0
#8 0x00007f3b159272d3 in clone () at /usr/lib/libc.so.6
Thread 1 (Thread 0x7f3b0da97880 (LWP 197145)):
[KCrash Handler]
#6 0x00007f3b1276760c in () at /usr/lib/libQt5Qml.so.5
#7 0x00007f3b127edcea in QV4::PersistentValueStorage::mark(QV4::MarkStack*) ()
at /usr/lib/libQt5Qml.so.5
#8 0x00007f3b1276798e in QV4::MemoryManager::collectRoots(QV4::MarkStack*) ()
at /usr/lib/libQt5Qml.so.5
#9 0x00007f3b12767b7e in QV4::MemoryManager::mark() () at
/usr/lib/libQt5Qml.so.5
#10 0x00007f3b12769672 in () at /usr/lib/libQt5Qml.so.5
#11 0x00007f3b1276baaa in QV4::MemoryManager::allocData(unsigned long) () at
/usr/lib/libQt5Qml.so.5
#12 0x00007f3b127f5f0f in QV4::ArrayData::realloc(QV4::Object*,
QV4::Heap::ArrayData::Type, unsigned int, bool) () at /usr/lib/libQt5Qml.so.5
#13 0x00007f3b127f8038 in () at /usr/lib/libQt5Qml.so.5
#14 0x00007f3b1289d53f in QV4::Runtime::Construct::call(QV4::ExecutionEngine*,
QV4::Value const&, QV4::Value const&, QV4::Value*, int) () at
/usr/lib/libQt5Qml.so.5
#15 0x00007f3b042630a1 in ()
#16 0x0000000000000000 in ()
[Inferior 1 (process 197145) detached]
Possible duplicates by query: bug 416816, bug 416784, bug 416730, bug 416725,
bug 416673.
Reported using DrKonqi
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