<?xml version="1.0" encoding="UTF-8" standalone="yes" ?>
<!DOCTYPE bugzilla SYSTEM "https://bugs.kde.org/page.cgi?id=bugzilla.dtd">

<bugzilla version="5.0.6"
          urlbase="https://bugs.kde.org/"
          
          maintainer="sysadmin@kde.org"
>

    <bug>
          <bug_id>463122</bug_id>
          
          <creation_ts>2022-12-16 15:13:01 +0000</creation_ts>
          <short_desc>Crash removing mpris engine</short_desc>
          <delta_ts>2023-01-24 00:05:00 +0000</delta_ts>
          <reporter_accessible>1</reporter_accessible>
          <cclist_accessible>1</cclist_accessible>
          <classification_id>4</classification_id>
          <classification>Plasma</classification>
          <product>plasmashell</product>
          <component>general</component>
          <version>5.25.5</version>
          <rep_platform>Kubuntu</rep_platform>
          <op_sys>Linux</op_sys>
          <bug_status>RESOLVED</bug_status>
          <resolution>DUPLICATE</resolution>
          <dup_id>446531</dup_id>
          
          <bug_file_loc></bug_file_loc>
          <status_whiteboard></status_whiteboard>
          <keywords>drkonqi</keywords>
          <priority>NOR</priority>
          <bug_severity>crash</bug_severity>
          <target_milestone>1.0</target_milestone>
          
          
          <everconfirmed>0</everconfirmed>
          <reporter name="Mark">mwaterbu</reporter>
          <assigned_to name="Plasma Bugs List">plasma-bugs-null</assigned_to>
          <cc>kde</cc>
    
    <cc>mwaterbu</cc>
          
          <cf_commitlink></cf_commitlink>
          <cf_versionfixedin></cf_versionfixedin>
          <cf_sentryurl></cf_sentryurl>
          <votes>0</votes>

      

      

      

          <comment_sort_order>oldest_to_newest</comment_sort_order>  
          <long_desc isprivate="0" >
    <commentid>2186038</commentid>
    <comment_count>0</comment_count>
    <who name="Mark">mwaterbu</who>
    <bug_when>2022-12-16 15:13:01 +0000</bug_when>
    <thetext>Application: plasmashell (5.25.5)

Qt Version: 5.15.6
Frameworks Version: 5.98.0
Operating System: Linux 5.19.0-26-generic x86_64
Windowing System: X11
Distribution: Ubuntu 22.10
DrKonqi: 5.25.5 [KCrashBackend]

-- Information about the crash:
Behavior is very repeatable.
KVM switch does not do EDID emulation, and is connected to a DP MST hub. When switching back to machine running Kubuntu, monitors are often improperly configured, so resetting orientation and positions with xrandr is required.

The crash can be reproduced every time.

-- Backtrace:
Application: Plasma (plasmashell), signal: Segmentation fault

[KCrash Handler]
#4  0x00007fe353909427 in QHashData::nextNode(QHashData::Node*) () from /lib/x86_64-linux-gnu/libQt5Core.so.5
#5  0x00007fe355c61e7a in ?? () from /lib/x86_64-linux-gnu/libKF5Plasma.so.5
#6  0x00007fe355c60df6 in Plasma::DataEngine::removeSource(QString const&amp;) () from /lib/x86_64-linux-gnu/libKF5Plasma.so.5
#7  0x00007fe2f441cdbc in ?? () from /usr/lib/x86_64-linux-gnu/qt5/plugins/plasma/dataengine/plasma_engine_mpris2.so
#8  0x00007fe353af36ff in ?? () from /lib/x86_64-linux-gnu/libQt5Core.so.5
#9  0x00007fe3545df893 in QDBusServiceWatcher::serviceOwnerChanged(QString const&amp;, QString const&amp;, QString const&amp;) () from /lib/x86_64-linux-gnu/libQt5DBus.so.5
#10 0x00007fe3545e01d2 in ?? () from /lib/x86_64-linux-gnu/libQt5DBus.so.5
#11 0x00007fe3545e068b in QDBusServiceWatcher::qt_metacall(QMetaObject::Call, int, void**) () from /lib/x86_64-linux-gnu/libQt5DBus.so.5
#12 0x00007fe35459123b in ?? () from /lib/x86_64-linux-gnu/libQt5DBus.so.5
#13 0x00007fe353ae7b30 in QObject::event(QEvent*) () from /lib/x86_64-linux-gnu/libQt5Core.so.5
#14 0x00007fe35476bf32 in QApplicationPrivate::notify_helper(QObject*, QEvent*) () from /lib/x86_64-linux-gnu/libQt5Widgets.so.5
#15 0x00007fe353abae38 in QCoreApplication::notifyInternal2(QObject*, QEvent*) () from /lib/x86_64-linux-gnu/libQt5Core.so.5
#16 0x00007fe353abdeb1 in QCoreApplicationPrivate::sendPostedEvents(QObject*, int, QThreadData*) () from /lib/x86_64-linux-gnu/libQt5Core.so.5
#17 0x00007fe353b15427 in ?? () from /lib/x86_64-linux-gnu/libQt5Core.so.5
#18 0x00007fe351e734f9 in g_main_context_dispatch () from /lib/x86_64-linux-gnu/libglib-2.0.so.0
#19 0x00007fe351ec8228 in ?? () from /lib/x86_64-linux-gnu/libglib-2.0.so.0
#20 0x00007fe351e70cb0 in g_main_context_iteration () from /lib/x86_64-linux-gnu/libglib-2.0.so.0
#21 0x00007fe353b14aea in QEventDispatcherGlib::processEvents(QFlags&lt;QEventLoop::ProcessEventsFlag&gt;) () from /lib/x86_64-linux-gnu/libQt5Core.so.5
#22 0x00007fe353ab97cb in QEventLoop::exec(QFlags&lt;QEventLoop::ProcessEventsFlag&gt;) () from /lib/x86_64-linux-gnu/libQt5Core.so.5
#23 0x00007fe353ac1c2a in QCoreApplication::exec() () from /lib/x86_64-linux-gnu/libQt5Core.so.5
#24 0x00005579d049f567 in ?? ()
#25 0x00007fe353023510 in __libc_start_call_main (main=main@entry=0x5579d049e6b0, argc=argc@entry=1, argv=argv@entry=0x7fff744f1578) at ../sysdeps/nptl/libc_start_call_main.h:58
#26 0x00007fe3530235c9 in __libc_start_main_impl (main=0x5579d049e6b0, argc=1, argv=0x7fff744f1578, init=&lt;optimized out&gt;, fini=&lt;optimized out&gt;, rtld_fini=&lt;optimized out&gt;, stack_end=0x7fff744f1568) at ../csu/libc-start.c:381
#27 0x00005579d049f685 in ?? ()
[Inferior 1 (process 23239) detached]

Reported using DrKonqi</thetext>
  </long_desc><long_desc isprivate="0" >
    <commentid>2186043</commentid>
    <comment_count>1</comment_count>
    <who name="Bug Janitor Service">bug-janitor</who>
    <bug_when>2022-12-16 15:33:29 +0000</bug_when>
    <thetext>
Thank you for the bug report!

Please note that Plasma 5.25.5 is not supported for much longer by KDE; supported versions are 5.24, and 5.26 or newer.

If at all possible please upgrade to a supported version and verify that the bug is still happening there.

If you&apos;re unsure how to do this, contact your distributor about it.</thetext>
  </long_desc><long_desc isprivate="0" >
    <commentid>2192203</commentid>
    <comment_count>2</comment_count>
    <who name="David Edmundson">kde</who>
    <bug_when>2023-01-03 10:46:26 +0000</bug_when>
    <thetext>

*** This bug has been marked as a duplicate of bug 446531 ***</thetext>
  </long_desc><long_desc isprivate="0" >
    <commentid>2201094</commentid>
    <comment_count>3</comment_count>
      <attachid>155547</attachid>
    <who name="Mark">mwaterbu</who>
    <bug_when>2023-01-24 00:05:00 +0000</bug_when>
    <thetext>Created attachment 155547
New crash information added by DrKonqi

plasmashell (5.26.5) using Qt 5.15.6

As requested, here is the repeated behavior using a supported version of Plasma (5.26.5)

-- Backtrace (Reduced):
#4  0x00007f1317109427 in QHashData::nextNode(QHashData::Node*) () from /lib/x86_64-linux-gnu/libQt5Core.so.5
[...]
#6  0x00007f13194c5716 in Plasma::DataEngine::removeSource(QString const&amp;) () from /lib/x86_64-linux-gnu/libKF5Plasma.so.5
[...]
#9  0x00007f1317ddf893 in QDBusServiceWatcher::serviceOwnerChanged(QString const&amp;, QString const&amp;, QString const&amp;) () from /lib/x86_64-linux-gnu/libQt5DBus.so.5
[...]
#11 0x00007f1317de068b in QDBusServiceWatcher::qt_metacall(QMetaObject::Call, int, void**) () from /lib/x86_64-linux-gnu/libQt5DBus.so.5
[...]
#13 0x00007f13172e7b30 in QObject::event(QEvent*) () from /lib/x86_64-linux-gnu/libQt5Core.so.5</thetext>
  </long_desc>
      
          <attachment
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              ispatch="0"
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            <attachid>155547</attachid>
            <date>2023-01-24 00:05:00 +0000</date>
            <delta_ts>2023-01-24 00:05:00 +0000</delta_ts>
            <desc>New crash information added by DrKonqi</desc>
            <filename>plasmashell-20230123-103929.kcrash</filename>
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</bugzilla>