https://bugs.kde.org/show_bug.cgi?id=492273
Bug ID: 492273
Summary: Assertion fail on X11 after connecting external
monitor in "switch to external" mode
Classification: Plasma
Product: plasmashell
Version: 6.1.4
Platform: Neon
OS: Linux
Status: REPORTED
Severity: crash
Priority: NOR
Component: generic-crash
Assignee: plasma-b...@kde.org
Reporter: okit...@gmail.com
Target Milestone: 1.0
Qt Version: 6.7.2
Frameworks Version: 6.5.0
Operating System: Linux 6.8.0-40-generic x86_64
Windowing System: X11
Distribution: KDE neon 6.1
DrKonqi: 6.1.4 [CoredumpBackend]
Plasmashell SIGABRTs after connecting an external monitor. This might be an
issue specific to the monitor mode where desktop switches to external monitor
while turning the internal one off. Might be related to:
https://bugs.kde.org/show_bug.cgi?id=484687
Relevant journalctl assert tidbit:
plasmashell[53747]: ASSERT failure in void
ScreenPool::handleScreenRemoved(QScreen*): "ScreenPool ( 0x579eb108ada0 )
Internal state:
Screen Order:
QList(QScreen(0x711ce8082dd0, name="eDP-1"))
"Fake" screens: QSet()
Redundant screens covered by
other ones: QHash()
All screens, ordered by size:
QList(QScreen(0x711ce8082dd0, name="eDP-1"))
All screen that QGuiApplication
knows: QList(QScreen(0x711ce8082dd0, name="eDP-1"))
Current screen:
QScreen(0x711ce800b000, name=":0.0") ", file ./shell/screenpool.cpp, line 261
Relevant bit from the crash backtrace:
Thread 1 (Thread 0x711cf7cd4ac0 (LWP 53747)):
[KCrash Handler]
#6 __pthread_kill_implementation (no_tid=0, signo=6, threadid=124369230449344)
at ./nptl/pthread_kill.c:44
#7 __pthread_kill_internal (signo=6, threadid=124369230449344) at
./nptl/pthread_kill.c:78
#8 __GI___pthread_kill (threadid=124369230449344, signo=signo@entry=6) at
./nptl/pthread_kill.c:89
#9 0x0000711cfd042476 in __GI_raise (sig=sig@entry=6) at
../sysdeps/posix/raise.c:26
#10 0x0000711cfd0287f3 in __GI_abort () at ./stdlib/abort.c:79
#11 0x0000711cfdcfdbca in qAbort () at ./src/corelib/global/qglobal.cpp:161
#12 0x0000711cfdcf875a in qt_message_fatal<QString&> (message=..., context=...)
at ./src/corelib/global/qlogging.cpp:2025
#13 qt_message(QtMsgType, const QMessageLogContext &, const char *, typedef
__va_list_tag __va_list_tag *) (msgType=msgType@entry=QtFatalMsg, context=...,
msg=<optimized out>, ap=ap@entry=0x7ffe03169510) at
./src/corelib/global/qlogging.cpp:374
#14 0x0000711cfdcfe56d in QMessageLogger::fatal (this=<optimized out>,
msg=<optimized out>) at ./src/corelib/global/qlogging.cpp:889
#15 0x0000711cfdcc2ce2 in qt_assert_x (where=where@entry=0x579eafb66570 "void
ScreenPool::handleScreenRemoved(QScreen*)", what=<optimized out>,
file=file@entry=0x579eafb6670f "./shell/screenpool.cpp", line=line@entry=261)
at ./src/corelib/global/qassert.cpp:77
#16 0x0000579eafaad54b in ScreenPool::handleScreenRemoved (this=<optimized
out>, screen=<optimized out>) at ./shell/screenpool.cpp:261
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