Bug 511168

Application: kwin_wayland (6.5.0)

ApplicationNotResponding [ANR]: false
Qt Version: 6.10.0
Frameworks Version: 6.19.0
Operating System: Linux 6.17.4-arch2-1 x86_64
Windowing System: Wayland
Distribution: Arch Linux
DrKonqi: 6.5.0 [CoredumpBackend]

-- Information about the crash:
Plasma crashes shortly after lockscreen shows up when not moving the mouse. The crash affects both vscode and firefox, but konsole stays open.

The crash can be reproduced every time.

-- Backtrace (Reduced):
#5  __pthread_kill_implementation (threadid=<optimized out>, signo=signo@entry=6, no_tid=no_tid@entry=0) at pthread_kill.c:44
#6  0x00007ff871a98a13 in __pthread_kill_internal (threadid=<optimized out>, signo=6) at pthread_kill.c:89
#7  0x00007ff871a3e410 in __GI_raise (sig=sig@entry=6) at ../sysdeps/posix/raise.c:26
#8  0x00007ff871a2557a in __GI_abort () at abort.c:77
#9  0x00007ff87229348c in qAbort () at /usr/src/debug/qt6-base/qtbase/src/corelib/global/qassert.cpp:46
#10 qt_maybe_message_fatal<QString&> (msgType=QtFatalMsg, context=..., message=...) at /usr/src/debug/qt6-base/qtbase/src/corelib/global/qlogging.cpp:2165
[...]
#12 0x00007ff872294250 in QMessageLogger::fatal (this=<optimized out>, msg=0x7ff87507de86 "unknown active output") at /usr/src/debug/qt6-base/qtbase/src/corelib/global/qlogging.cpp:901
[...]
#14 0x00007ff874b7b5ce in KWin::Workspace::takeActivity(KWin::Window*, QFlags<KWin::Workspace::ActivityFlag>) () from /usr/lib/libkwin.so.6
#15 0x00007ff874b7bbdb in KWin::Workspace::activateNextWindow(KWin::Window*) () from /usr/lib/libkwin.so.6
#16 0x00007ff874e106aa in KWin::Workspace::removeWaylandWindow(KWin::Window*) () from /usr/lib/libkwin.so.6
#17 0x00007ff8723d716f in QtPrivate::QSlotObjectBase::call (this=<optimized out>, r=<optimized out>, a=<optimized out>, this=<optimized out>, r=<optimized out>, a=<optimized out>) at /usr/src/debug/qt6-base/qtbase/src/corelib/kernel/qobjectdefs_impl.h:461
#18 doActivate<false> (sender=<optimized out>, signal_index=<optimized out>, argv=<optimized out>) at /usr/src/debug/qt6-base/qtbase/src/corelib/kernel/qobject.cpp:4255
#19 0x00007ff874dd9e0b in KWin::WaylandServer::windowRemoved(KWin::Window*) () from /usr/lib/libkwin.so.6
[...]
#21 0x00007ff8723d716f in QtPrivate::QSlotObjectBase::call (this=<optimized out>, r=<optimized out>, a=<optimized out>, this=<optimized out>, r=<optimized out>, a=<optimized out>) at /usr/src/debug/qt6-base/qtbase/src/corelib/kernel/qobjectdefs_impl.h:461
#22 doActivate<false> (sender=<optimized out>, signal_index=<optimized out>, argv=<optimized out>) at /usr/src/debug/qt6-base/qtbase/src/corelib/kernel/qobject.cpp:4255
#23 0x00007ff874e1ed1b in KWin::Workspace::outputRemoved(KWin::Output*) () from /usr/lib/libkwin.so.6
#5  __pthread_kill_implementation (threadid=<optimized out>, signo=signo@entry=6, no_tid=no_tid@entry=0) at pthread_kill.c:44
#6  0x00007ff871a98a13 in __pthread_kill_internal (threadid=<optimized out>, signo=6) at pthread_kill.c:89
#7  0x00007ff871a3e410 in __GI_raise (sig=sig@entry=6) at ../sysdeps/posix/raise.c:26
#8  0x00007ff871a2557a in __GI_abort () at abort.c:77
#9  0x00007ff87229348c in qAbort () at /usr/src/debug/qt6-base/qtbase/src/corelib/global/qassert.cpp:46
#10 qt_maybe_message_fatal<QString&> (msgType=QtFatalMsg, context=..., message=...) at /usr/src/debug/qt6-base/qtbase/src/corelib/global/qlogging.cpp:2165
[...]
#12 0x00007ff872294250 in QMessageLogger::fatal (this=<optimized out>, msg=0x7ff87507de86 "unknown active output") at /usr/src/debug/qt6-base/qtbase/src/corelib/global/qlogging.cpp:901
[...]
#14 0x00007ff874b7b5ce in KWin::Workspace::takeActivity(KWin::Window*, QFlags<KWin::Workspace::ActivityFlag>) () from /usr/lib/libkwin.so.6
#15 0x00007ff874b7bbdb in KWin::Workspace::activateNextWindow(KWin::Window*) () from /usr/lib/libkwin.so.6
#16 0x00007ff874e106aa in KWin::Workspace::removeWaylandWindow(KWin::Window*) () from /usr/lib/libkwin.so.6
#17 0x00007ff8723d716f in QtPrivate::QSlotObjectBase::call (this=<optimized out>, r=<optimized out>, a=<optimized out>, this=<optimized out>, r=<optimized out>, a=<optimized out>) at /usr/src/debug/qt6-base/qtbase/src/corelib/kernel/qobjectdefs_impl.h:461
#18 doActivate<false> (sender=<optimized out>, signal_index=<optimized out>, argv=<optimized out>) at /usr/src/debug/qt6-base/qtbase/src/corelib/kernel/qobject.cpp:4255
#19 0x00007ff874dd9e0b in KWin::WaylandServer::windowRemoved(KWin::Window*) () from /usr/lib/libkwin.so.6
[...]
#21 0x00007ff8723d716f in QtPrivate::QSlotObjectBase::call (this=<optimized out>, r=<optimized out>, a=<optimized out>, this=<optimized out>, r=<optimized out>, a=<optimized out>) at /usr/src/debug/qt6-base/qtbase/src/corelib/kernel/qobjectdefs_impl.h:461
#22 doActivate<false> (sender=<optimized out>, signal_index=<optimized out>, argv=<optimized out>) at /usr/src/debug/qt6-base/qtbase/src/corelib/kernel/qobject.cpp:4255
#23 0x00007ff874e1ed1b in KWin::Workspace::outputRemoved(KWin::Output*) () from /usr/lib/libkwin.so.6


Reported using DrKonqi