https://bugs.kde.org/show_bug.cgi?id=510107
Bug ID: 510107
Summary: KWin on Wayland crashes while making drag and drop
with Alt+Tab
Classification: Plasma
Product: kwin
Version First 6.5.80
Reported In:
Platform: Compiled Sources
OS: Linux
Status: REPORTED
Keywords: drkonqi
Severity: crash
Priority: NOR
Component: general
Assignee: [email protected]
Reporter: [email protected]
Target Milestone: ---
Application: kwin_wayland (6.5.80)
(Compiled from sources)
ApplicationNotResponding [ANR]: false
Qt Version: 6.9.2
Frameworks Version: 6.19.0
Operating System: Linux 6.16.9+deb14-amd64 x86_64
Windowing System: Wayland
Distribution: Debian GNU/Linux forky/sid
DrKonqi: 6.4.80 [CoredumpBackend]
-- Information about the crash:
Sometimes KWin crashes while making drag and drop operations from Dolphin to
another application using Alt+Tab.
I'm using a current Debian unstable with a current build from current git
master of KDE Frameworks and Plasma including KWin.
Operating System: Debian GNU/Linux 13
KDE Plasma Version: 6.5.80
KDE Frameworks Version: 6.19.0
Qt Version: 6.9.2
Kernel Version: 6.16.9+deb14-amd64 (64-bit)
Graphics Platform: Wayland
Processors: 12 × AMD Ryzen 5 8600G w/ Radeon 760M Graphics
Memory: 32 GiB of RAM (30.5 GiB usable)
Graphics Processor 1: AMD Radeon RX 570 Series
Graphics Processor 2: AMD Radeon Graphics
The crash can be reproduced sometimes.
-- Backtrace (Reduced):
#5 0x00007f6b12c69c94 in KWin::SurfaceInterface::isMapped() const () from
/lib/x86_64-linux-gnu/libkwin.so.6
#6 0x00007f6b12c69f9b in KWin::SurfaceInterface::inputSurfaceAt(QPointF
const&) () from /lib/x86_64-linux-gnu/libkwin.so.6
#7 0x00007f6b12c6a1d2 in KWin::SurfaceInterface::mapToInputSurface(QPointF
const&) () from /lib/x86_64-linux-gnu/libkwin.so.6
[...]
#9 0x00007f6b129b7306 in
KWin::PointerInputRedirection::processMotionInternal(QPointF const&, QPointF
const&, QPointF const&, std::chrono::duration<long, std::ratio<1l, 1000000l> >,
KWin::InputDevice*, KWin::PointerInputRedirection::MotionType) () from
/lib/x86_64-linux-gnu/libkwin.so.6
#10 0x00007f6b129b8297 in KWin::PointerInputRedirection::processMotion(QPointF
const&, QPointF const&, std::chrono::duration<long, std::ratio<1l, 1000000l> >,
KWin::InputDevice*) () from /lib/x86_64-linux-gnu/libkwin.so.6
#11 0x00007f6b0fdff521 in QtPrivate::QSlotObjectBase::call (this=<optimized
out>, r=<optimized out>, a=<optimized out>, this=<optimized out>, r=<optimized
out>, a=<optimized out>) at ./src/corelib/kernel/qobjectdefs_impl.h:461
#12 doActivate<false> (sender=0x55e2b76d4c10, signal_index=6,
argv=0x7ffc7f9345d0) at ./src/corelib/kernel/qobject.cpp:4157
#13 0x00007f6b12841cc7 in KWin::InputDevice::pointerMotion(QPointF const&,
QPointF const&, std::chrono::duration<long, std::ratio<1l, 1000000l> >,
KWin::InputDevice*) () from /lib/x86_64-linux-gnu/libkwin.so.6
#14 0x00007f6b12b9c73d in KWin::LibInput::Connection::processEvents() () from
/lib/x86_64-linux-gnu/libkwin.so.6
#15 0x00007f6b0fdf0c94 in QObject::event (this=<optimized out>, e=<optimized
out>) at ./src/corelib/kernel/qobject.cpp:1432
#16 0x00007f6b10db9c48 in QApplicationPrivate::notify_helper (this=<optimized
out>, receiver=0x7f6b0000fbb0, e=0x7f6ad40120c0) at
./src/widgets/kernel/qapplication.cpp:3300
#17 0x00007f6b0fda6928 in QCoreApplication::notifyInternal2
(receiver=0x7f6b0000fbb0, event=0x7f6ad40120c0) at
./src/corelib/kernel/qcoreapplication.cpp:1106
#18 0x00007f6b0fda696d in QCoreApplication::sendEvent (receiver=<optimized
out>, event=<optimized out>) at ./src/corelib/kernel/qcoreapplication.cpp:1546
#19 0x00007f6b0fda6b97 in QCoreApplicationPrivate::sendPostedEvents
(receiver=0x0, event_type=0, data=0x55e2b76a0560) at
./src/corelib/kernel/qcoreapplication.cpp:1891
#20 0x00007f6b0ff2307e in QEventDispatcherUNIX::processEvents
(this=0x55e2b76651c0, flags=flags@entry=...) at
./src/corelib/kernel/qeventdispatcher_unix.cpp:440
#21 0x00007f6b10874d91 in QUnixEventDispatcherQPA::processEvents
(this=<optimized out>, flags=...) at
./src/gui/platform/unix/qunixeventdispatcher.cpp:27
Reported using DrKonqi
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